Adler, D. (2021a, May 21). Virgin Galactic: The Private Company With A Unique Approach To Spaceflight. Astronomy.
https://astronomy.com/news/2021/05/virgin-galactic-the-private-company-with-a-unique-approach-to-spaceflight 

Adler, D. (2021b, July 16). A Brief History of Blue Origin Before Bezos Takes Flight. Astronomy.
https://www.astronomy.com/space-exploration/a-brief-history-of-blue-origin-before-bezos-takes-flight/ 

Agreement Governing the Activities of States on the Moon and Other Celestial Bodies, December 5, 1979, https://www.unoosa.org/pdf/gares/ARES_34_68E.pdf 

Aldrin, B. (2019) Foreword. In Pyle, R, Space 2.0: How Private Spaceflight, A Resurgent Nasa, and International Partners Are Creating a New Space Age. Benbella Books. 

Amazon. (2021, February 2). Email from Jeff Bezos to Employees. Amazon. https://www.aboutamazon.com/news/company-news/email-from-jeff-bezos-to-employees 

Arendt, H. (1958). The Human Condition. University of Chicago Press. 

Asimov, I. (2004). Foundation. Bantam Books. 

Azer, N. (2020, May 28). A New Era: The Post-Prize Impact of the Google Lunar XPRIZE. XPRIZE. https://www.xprize.org/prizes/google-lunar/articles/a-new-era-the-post-prize-impact-of-the-google-lunar-xprize 

Babe, R. (2000). Canadian Communication Thought: Ten Foundational Writers. University of Toronto Press.

Barentine, J. C., Venkatesan, A., Heim, J., Lowenthal, J., Kocifaj, M., & Bará, S. (2023). Aggregate Effects of Proliferating Low-Earth-orbit Objects and Implications for Astronomical Data Lost in the Noise. Nature Astronomy, 7(3), 252–258. https://doi.org/10.1038/s41550-023-01904-2

Barnett, A. & Wattles, J. (2018, February 6). SpaceX Falcon Heavy: How It Stacks Up With Other Massive Rockets. CNN. https://money.cnn.com/2018/02/06/technology/future/biggest-rockets-falcon-heavy-comparison/index.html 

Baum, S. D. (2016). The Ethics of Outer Space: A Consequentialist Perspective. In Schwartz, J., Milligan, T. (Eds.), The Ethics of Space Exploration. Space and Society. Springer, Cham. https://doi.org/10.1007/978-3-319-39827-3_8 

Beames, C. (2021, January 18). How Do You Become A Millionaire In Space? Forbes. https://www.forbes.com/sites/charlesbeames/2021/01/18/how-do-you-become-a-millionaire-in-space/?sh=5e830b4852f1 

Bender, B. (2023, January 1). ‘We Better Watch Out’: NASA Boss Sounds Alarm on Chinese Moon Ambitions. Politico. https://www.politico.com/news/2023/01/01/we-better-watch-out-nasa-boss-sounds-alarm-on-chinese-moon-ambitions-00075803 

Berger, E. (2017, August 2). How America’s Two Greatest Rocket Companies Battled from the Beginning. Ars Technica. https://arstechnica.com/science/2017/08/how-americas-two-greatest-rocket-companies-battled-from-the-beginning/ 

Berger, E. (2021). Liftoff: Elon Musk and the Desperate Early Days That Launched SpaceX. William Morrow.

Berger, E. (2022a, June 20). We Got A Leaked Look at NASA’s Future Moon Missions—and Likely Delays. Ars Technica. 
https://arstechnica.com/science/2022/06/we-got-a-leaked-look-at-nasas-future-moon-missions-and-likely-delays/ 

Berger, E. (2022b, August 23). The SLS Rocket is the Worst Thing to Happen to NASA—but Maybe Also the Best? Ars Technica. 
https://arstechnica.com/science/2022/08/the-sls-rocket-is-the-worst-thing-to-happen-to-nasa-but-maybe-also-the-best/ 

Berry, W. (1977). In: Brand, S. (Eds.), Space Colonies. Penguin Books. 

Bezos, J. (2021, July 26). Open Letter to Administrator Nelson [Blog]. Blue Origin. https://www.blueorigin.com/news/open-letter-to-administrator-nelson/ 

Bilton, N. (2021, July 21). “Best. Day. Ever.” What If Jeff Bezos’s Big Space Adventure Saves Us All. Vanity Fair. 
https://www.vanityfair.com/news/2021/07/what-if-jeff-bezoss-big-space-adventure-saves-us-all 

Blue Origin. (2019, May 10). Going to Space to Benefit Earth [Video]. YouTube. 
https://www.youtube.com/watch?v=GQ98hGUe6FM 

Blue Origin. (2023, February 10). Blue Alchemist Technology Powers our Lunar Future. Blue Origin. https://www.blueorigin.com/news/blue-alchemist-powers-our-lunar-future/ 

Boley, A. C. & Byers, M. (2020). U.S. Policy Puts the Safe Development of Space At Risk. Science, 6513, 174–174. https://doi.org/10.1126/science.abd3402 

Boley, A. C. & Byers, M. (2021). Satellite Mega-constellations Create Risks in Low Earth Orbit, the Atmosphere and on Earth. Scientific Reports, 11(1), 10642. https://doi.org/10.1038/s41598-021-89909-7

Boyle, A. (2022, October 31). Blue Origin Completes Delivery of BE-4 Rocket Engines For First ULA Vulcan launch. GeekWire. https://www.geekwire.com/2022/blue-origin-delivery-be-4-rocket-engines-ula-vulcan/

Brodkin, J. (2022, February 10). NASA Says Starlink Gen2 May Cause Problems for Hubble and Asteroid Detection. Ars Technica. https://arstechnica.com/tech-policy/2022/02/nasa-says-starlink-gen2-may-cause-problems-for-hubble-and-asteroid-detection/ 

Brown, M. (2020, October 29). SpaceX Starlink: User Terms of Service Declare Mars as ‘Free Planet’. Inverse. https://www.inverse.com/innovation/spacex-mars-city-starlink-terms-of-service-declares-free-planet 

Buck, W. (2021, June 18). Indigenous Moon. Canadian Space Agency. https://www.asc-csa.gc.ca/eng/youth-educators/objective-moon/indigenous-moon.asp 

Cai, K. (2021, September 28). Elon Musk, Now World’s Richest Person, Told Forbes He’s Sending Jeff Bezos A Silver Medal. Forbes.
https://www.forbes.com/sites/kenrickcai/2021/09/28/elon-musk-responds-to-replacing-jeff-bezos-richest-person-silver-medal/ 

Carey, J. W. (1969). Harold Adams Innis and Marshall McLuhan. In R. Rosenthal (Eds.), McLuhan: Pro and Con (pp. 270–308). Penguin Books. 

Carley, R. F. (2021). Cultural Studies Methodology and Political Strategy: Metaconjuncture. Palgrave Macmillan. https://doi.org/10.1007/978-3-030-73212-7

Carpenter, S. (2021, October 8). Elon Musk Just Added $11 Billion in Wealth, Dominating the World’s Richest List. Bloomberg. https://www.bloomberg.com/news/articles/2021-10-08/musk-just-added-11-billion-in-wealth-dominates-the-rich-list?#xj4y7vzkg 

Cernan, E., Evans, R. & Schmitt, H. (1972). AS17-148-22727 [Photograph]. Lunar and Planetary Institute. https://www.lpi.usra.edu/resources/apollo/frame/?AS17-148-22727 

Chang, K. (2019, December 20). Boeing Starliner Ends Up in Wrong Orbit After Clock Problem. The New York Times. https://www.nytimes.com/2019/12/20/science/boeing-starliner-launch.html 

Chang, K. (2023, April 3). NASA Names Diverse Astronaut Crew for Artemis II Moon Mission. The New York Times. https://www.nytimes.com/2023/04/03/science/nasa-artemis-ii-moon.html 

Clark, S. (2023, January 5). Work Begins to Harvest Orion Spacecraft Hardware for Artemis 2 Lunar Flight. Spaceflight Now. 
https://spaceflightnow.com/2023/01/05/orion-spacecraft-arrives-back-at-kennedy-space-center-after-artemis-1-moon-mission/ 

Cockell, C. S. (Ed.). (2014). The Meaning of Liberty Beyond Earth (Ser. Space and society). Springer. https://doi.org/10.1007/978-3-319-09567-7 

Cokinos, C. (2022, November 16). Artemis 1: NASA Sends World’s Most Powerful Rocket to the Moon. Astronomy. 
https://astronomy.com/news/2022/11/artemis-1-nasa-launches-worlds-most-powerful-rocket-to-the-moon

CTIO/NOIRLab/NSF/AURA/DECam DELVE Survey. (2019). iotw1946a [Photograph]. NOIRLab. https://noirlab.edu/public/images/iotw1946a/ 

Davenport, C. & Fung, B. (2014, April 25). Elon Musk’s SpaceX to Sue Government Over Space Launch contract. The Washington Post. https://www.washingtonpost.com/business/economy/elon-musks-spacex-to-sue-government-over-space-launch-contract/2014/04/25/1001aa6e-cca6-11e3-95f7-7ecdde72d2ea_story.html?itid=lk_inline_manual_5 

Davenport, C. (2016). Jeff Bezos Just Unveiled His New Rocket. And It’s A Monster. The Washington Post. https://www.washingtonpost.com/news/the-switch/wp/2016/09/12/jeff-bezos-just-unveiled-his-new-rocket-and-its-a-monster/ 

Davenport, C. (2018). The Space Barons: Elon Musk, Jeff Bezos, and the Quest to Colonize the Cosmos. PublicAffairs. 

David, L. (2020, December 7). China Plants its Flag on the Moon with Chang'e 5 Lunar Lander. Space.com. https://www.space.com/china-flag-on-moon-chang-e-5-lunar-landing 

David, L. (2022, August 2). Space Philosopher Frank White on 'The Overview Effect' and Humanity's Connection with Earth. Space.com. 
https://www.space.com/frank-white-overview-effect 

David, L. (2023, June 6). Next Stop in Space Race 2.0 – South Pole of the Moon. Space Ref. 
https://spaceref.com/science-and-exploration/space-race-2-south-pole-moon/ 

Davidson, J. P. (2022). Extinctiopolitics: Existential Risk Studies, the Extinctiopolitical Unconscious, and the Billionaires' Exodus From Earth. New Formations, 107(107-108), 48-65.

Deudney, D. (2020). Dark Skies: Space Expansionism, Planetary Geopolitics, and the Ends of Humanity. Oxford University Press. 

Dick, S. J. (2007, January 3). Voyages Beyond the Solar System: The Voyager Interstellar Mission. NASA. https://www.nasa.gov/exploration/whyweexplore/Why_We_25.html 

Dinner, J. (2022a, August 29). Is SLS Worth the Cost? NASA's New Megarocket Comes With A Mega Price Tag. Space.com 
https://www.space.com/artemis-1-space-launch-system-rocket-cost 

Dinner, J. (2022b, November 1). SpaceX's Falcon Heavy, World's Most Powerful Rocket, Launches US Military Satellites In 1st Flight In 3 Years. Space.com. https://www.space.com/spacex-falcon-heavy-ussf-44-launch-space-force 

Dobrijevic, D. & Tillman, N. T. (2023, May 7). How Long Does it Take to Get to Mars? Space.com. https://www.space.com/24701-how-long-does-it-take-to-get-to-mars.html 

Dolman, E. C. (2002). Astropolitik: Classical Geopolitics in the Space Age. Frank Cass. 

Döpfner, M. (2018, April 28). Jeff Bezos Reveals What it's Like to Build an Empire — And Why He's Willing to Spend $1 Billion a Year to Fund the Most Important Mission of His Life. Business Insider. https://www.businessinsider.com/jeff-bezos-interview-axel-springer-ceo-amazon-trump-blue-origin-family-regulation-washington-post-2018-4 

Dorrian, G. & Whittaker, I. (2018, March 29). Mars mission: How Increasing Levels of Space Radiation May Halt Human Visitors. The Conversation.
https://theconversation.com/mars-mission-how-increasing-levels-of-space-radiation-may-halt-human-visitors-94052 

Dreier, C. (2020, January 26). Is the Moon a Stepping Stone or a Cornerstone for Mars? The Planetary Society. https://www.planetary.org/articles/is-the-moon-a-stepping-stone-or-a-cornerstone 

Dreier, C. (2022, August 3). Why We Have the SLS. The Planetary Society. https://www.planetary.org/articles/why-we-have-the-sls 

Dvorsky, G. (2023, March 24). The Definitive Guide to SpaceX’s Starship Megarocket. Gizmodo. https://gizmodo.com/spacex-starship-rocket-artemis-mechazilla-launch-guide-1850249132 

Ehrenfried, M. von. (2020). The Artemis Lunar Program: Returning People to the Moon (Ser. Springer-praxis books in space exploration). Springer. https://doi.org/10.1007/978-3-030-38513-2 

Eijk, C. (2020). Sorry, Elon: Mars Is Not a Legal Vacuum – and It's Not Yours, Either. International Law Blog. https://doi.org/10.17176/20210107-183703-0 
Eisinger, J., Ernsthausen, J., & Kiel, P. (2021, June 8). The Secret IRS Files: Trove of Never-Before-Seen Records Reveal How the Wealthiest Avoid Income Tax. ProPublica. https://www.propublica.org/article/the-secret-irs-files-trove-of-never-before-seen-records-reveal-how-the-wealthiest-avoid-income-tax 
Elvis, M., Krolikowski, A., & Milligan, T. (2021). Concentrated Lunar Resources: Imminent Implications for Governance and Justice. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 379(2188), 20190563. https://doi.org/10.1098/rsta.2019.0563

Erwin, S. (2021, January 26). Space Force officially ends launch partnerships with Blue Origin and Northrop Grumman. SpaceNews. https://spacenews.com/space-force-officially-ends-launch-partnerships-with-blue-origin-and-northrop-grumman/ 

Exec. Order No. 13914. 3 C.F.R. (2020). 
https://www.govinfo.gov/content/pkg/DCPD-202000245/pdf/DCPD-202000245.pdf 

Fernholz, T. (2018). Rocket Billionaires: Elon Musk, Jeff Bezos, and the New Space Race. Houghton Mifflin Harcourt.

Ferrando, F. (2016). Why Space Migration Must Be Posthuman. In Schwartz, J., Milligan, T. (Eds.), The Ethics of Space Exploration. Space and Society. Springer, Cham. https://doi.org/10.1007/978-3-319-39827-3_10 

Finnegan, C. (2022). Indigenous Interests in Outer Space: Addressing the Conflict of Increasing Satellite Numbers with Indigenous Astronomy Practices. Laws, 11(2), 26. https://doi.org/10.3390/laws11020026 

Fisher, M. (2009). Capitalist Realism: Is There No Alternative? Zero Books. 

Foust, J. (2023a, March 24). First Crewed Starliner Launch Slips Again. SpaceNews. https://spacenews.com/first-crewed-starliner-launch-slips-again/ 

Foust, J. (2023b, May 19). NASA Selects Blue Origin to Develop Second Artemis Lunar Lander. SpaceNews. https://spacenews.com/nasa-selects-blue-origin-to-develop-second-artemis-lunar-lander/ 

Foust, J. & Erwin, S. (2021, February 25). Blue Origin Delays First Launch of New Glenn to Late 2022. SpaceNews. https://spacenews.com/blue-origin-delays-first-launch-of-new-glenn-to-late-2022/ 

Francis, M. R. (2023, June 26). Musk and Bezos Offer Humanity a Grim Future in Space Colonies. Scientific American. https://www.scientificamerican.com/article/musk-and-bezos-offer-humanity-a-grim-future-in-space-colonies/ 

Frazier, S. (2019, September 26). Why the Sun Won't Become a Black Hole. National Aeronautics and Space Administration. https://www.nasa.gov/image-feature/goddard/2019/why-the-sun-wont-become-a-black-hole 

Garver, L. (2022). Escaping Gravity: My Quest to Transform NASA and Launch a New Space Age. Diversion Books. 

Geppert, A. C. T. (Ed.). (2018). Imagining Outer Space: European Astroculture in the Twentieth Century (Second, Ser. European astroculture, volume 2). Palgrave Macmillan. https://doi.org/10.1057/978-1-349-95339-4 

Glick, M. (2023, May 16). Elon Musk’s Biographer on the "Dirty Secret of Aerospace”. Inverse. https://www.inverse.com/science/elon-musk-biographer-space-race?utm_campaign=later-linkinbio-inverse&utm_content=later-35207866&utm_medium=social&utm_source=linkin.bio 

Gohd, C. (2021, August 26). Why Jeff Bezos’s Blue Origin Is So Reviled. Scientific American. https://www.scientificamerican.com/article/why-jeff-bezos-blue-origin-is-so-reviled/ 

Goldsmith, D. & Rees, M. (2022). The End of Astronauts: Why Robots Are the Future of Exploration. The Belknap Press of Harvard University Press. 

Goswami, N. (2021, March 19). The Strategic Implications of the China-Russia Lunar Base Cooperation Agreement. The Diplomat. https://thediplomat.com/2021/03/the-strategic-implications-of-the-china-russia-lunar-base-cooperation-agreement/ 

Gramsci, A. (1971). Selections from Prison Notebooks. International Publishers. 

Grayson, D., & Little, B. (2017). Conjunctural analysis and the crisis of ideas. Soundings: A Journal of Politics and Culture, 65(65), 59–75.

Green, B. P. (2021). Space Ethics. Rowman & Littlefield. 

Grossberg, L. (2019). Cultural Studies in Search of A Method, or Looking for Conjunctural Analysis. New Formations, 96(96), 38–68. https://doi.org/10.3898/NEWF:96/97.02.2019 

Grush, L. (2019, August 16). Why Stowaway Creatures on the Moon Confound International Space Law. The Verge. https://www.theverge.com/2019/8/16/20804219/moon-tardigrades-lunar-lander-spaceil-arch-mission-foundation-outer-space-treaty-law 

Guidice, R. & NASA Ames Research Center. (1970). Exterior View of a Double Cylinder Colony [Painting]. National Space Society. https://space.nss.org/settlement/nasa/70sArtHiRes/70sArt/art.html 

Hackler, R. (2014). Commercial Orbital Transportation Services: A New Era in Spaceflight (Report No. SP-2014-617). National Aeronautics and Space Administration. https://www.nasa.gov/sites/default/files/files/SP-2014-617.pdf 

Hall, S. (1978). Policing the Crisis: Mugging, the State, and Law and Order. Holmes & Meier. 

Hall, S. (2023, March 2). Hubble Telescope Faces Threat From SpaceX and Other Companies’ Satellites. The New York Times. 
https://www.nytimes.com/2023/03/02/science/hubble-spacex-starlink.html 

Haraway, D. J. (2016). Staying with the Trouble: Making Kin in the Chthulucene. Duke University Press.

Harbaugh, J. (2022, July 29). Space Launch System. NASA. https://www.nasa.gov/exploration/systems/sls/fs/sls.html 

Hardin, G. (1968). The Tragedy of the Commons. Science, 162(3859), 1243–1248.

Hayles, K. N. (1999). How We Became Posthuman: Virtual Bodies in Cybernetics, Literature, and Informatics. University of Chicago Press.

Heilweil, R. (2022, July 26). The International Space Station Isn’t Above Global Politics. Vox. https://www.vox.com/recode/22960170/iss-international-space-station-politics-russia-ukraine-war 

Heilweil, R. (2023, January 10). Elon Musk’s Starlink is only the beginning. Vox. https://www.vox.com/recode/2023/1/10/23548291/elon-musk-starlink-space-internet-satellites-amazon-oneweb 

Herron, T. J. (2019). Deep Space Thinking: What Elon Musk’s Idea to Nuke Mars Teaches Us About Regulating the “Visionaries and Daredevils” of Outer Space. Columbia Journal of Environmental Law, 41(3). https://doi.org/10.7916/cjel.v41i3.3728 

Heyer, P., & Crowley, D. (2008). Introduction. In The Bias of Communication. (p. xxvi-xlii). University of Toronto Press. 

Howell, E. (2022, December 26). Meet the dearMoon crew of artists, athletes and a billionaire riding SpaceX's Starship to the moon. Space.com. https://www.space.com/meet-dearmoon-crew-spacex-moon-mission 

Hu, T., Yang, Z., Li, M., van der Bogert, C. H., Kang, Z., Xu, X., & Hiesinger, H. (2023). Possible sites for a Chinese International Lunar Research Station in the Lunar South Polar Region. Planetary and Space Science, 227, 105623. https://doi.org/10.1016/j.pss.2022.105623 

Huchingson, J. E. (2022, May 25). What the Voyager Space Probes Can Teach Humanity About Immortality and Legacy as They Sail Through Space for Trillions of Years. The Conversation. 
https://theconversation.com/what-the-voyager-space-probes-can-teach-humanity-about-immortality-and-legacy-as-they-sail-through-space-for-trillions-of-years-177513 

Innis, H. A. (2008). The Bias of Communication. University of Toronto Press. 

Jameson, F. (2003). Future City. New Left Review, 21(21), 65–80.

Jefferson, T. (2021). Stuart Hall, Conjunctural Analysis and Cultural Criminology: A Missed Moment. Palgrave Macmillan. https://doi.org/10.1007/978-3-030-74731-2 

Ji, E., Cerny, M. B. & Piliero, R. J. (2020, September 17). What Does China Think About NASA’s Artemis Accords? The Diplomat. 
https://thediplomat.com/2020/09/what-does-china-think-about-nasas-artemis-accords/ 

Jones, A. (2021, August 24). China's Tiangong Space Station. Space.com. https://www.space.com/tiangong-space-station 

Jones, A. (2022a, August 31). NASA and China are Eyeing the Same Landing Sites Near the Lunar South Pole. SpaceNews.
https://spacenews.com/nasa-and-china-are-eyeing-the-same-landing-sites-near-the-lunar-south-pole/ 

Jones, A. (2022b, November 28). China Outlines Pathway for Lunar and Deep Space Exploration. SpaceNews. https://spacenews.com/china-outlines-pathway-for-lunar-and-deep-space-exploration/ 

Kaku, M. (2018). The Future of Humanity: Terraforming Mars, Interstellar Travel, Immortality, and Our Destiny Beyond Earth. Doubleday. 

Knapp, A. (2021, July 11). Richard Branson’s 17-Year Journey Into Space: How The Virgin Founder Became First Billionaire To Fly Own Rocket. Forbes.
https://www.forbes.com/sites/alexknapp/2021/07/11/richard-bransons-17-year-journey-into-space-how-virgin-founder-became-first-billionaire-to-fly-own-rocket/?sh=773d027455ff 

Knorr-Evans, M. (2021, November 17). What is Jeff Bezos' Net Worth? How Much Money Does He Make? AS. https://en.as.com/en/2021/11/17/latest_news/1637105430_704721.html 

Kocifaj, M., Kundracik, F., Barentine, J. C., & Bará S. (2021). The Proliferation of Space Objects is A Rapidly Increasing Source of Artificial Night Sky Brightness. Monthly Notices of the Royal Astronomical Society: Letters, 504(1), 44. https://doi.org/10.1093/mnrasl/slab030 

Kowsky, J. (2022, August 29). Early Morning Artemis I [Photograph]. NASA. https://www.nasa.gov/image-feature/early-morning-artemis-i 

Kroker, A. (1984). Technology and the Canadian Mind: Innis/McLuhan/Grant. New World Perspectives. 

Kruk, S., García-Martín, P., Popescu, M., Aussel, B., Dillmann, S., Perks, M. E., Lund, T., Merín, B., Thomson, R., Karadag, S., & McCaughrean, M. J. (2023). The Impact of Satellite Trails on Hubble Space Telescope Observations. Nature Astronomy, 7(3), 262–268. https://doi.org/10.1038/s41550-023-01903-3 

Lawrence, A., Rawls, M. L., Moriba, J., Boley, A., Federico, D. V., Simon, G., . . . McCaughrean, M. (2022). The Case for Space Environmentalism. Nature Astronomy, 6(4), 428–435. https://doi.org/10.1038/s41550-022-01655-6 

Le Guin, U. K. (1989). Dancing at the Edge of the World: Thoughts on Words, Women, Places. Grove Press. 

Levchenko, I., Xu, S., Mazouffre Stéphane, Keidar, M., & Bazaka, K. (2019). Mars Colonization: Beyond Getting There. Global Challenges, 3(1). https://doi.org/10.1002/gch2.201800062 

Levy, S. (2018, October 15). Jeff Bezos Wants Us All to Leave Earth—for Good. Wired. 
https://www.wired.com/story/jeff-bezos-blue-origin/ 

Li, S., Lucey, P. G., Milliken, R. E., Hayne, P. O., Fisher, E., Williams, J.-P., Hurley, D. M., & Elphic, R. C. (2018). Direct Evidence of Surface Exposed Water Ice in the Lunar Polar Regions. Proceedings of the National Academy of Sciences, 115(36), 8907–8912. https://doi.org/10.1073/pnas.1802345115

Liu, J., Liu, B., Ren, X., Li, C., Shu, R., Guo, L., Yu, S., Zhou, Q., Liu, D., Zeng, X., Gao, X., Zhang, G., Yan, W., Zhang, H., Jia, L., Jin, S., Xu, C., Deng, X., Xie, J., … Ouyang, Z. (2022). Evidence of Water on the Lunar Surface from Chang’E-5 In-situ Spectra and Returned Samples. Nature Communications, 13(1), 3119. https://doi.org/10.1038/s41467-022-30807-5

Mac, R. (2022, June 16). SpaceX Workers Write Letter to Executives with Concerns About Elon Musk’s Tweets. The New York Times. https://www.nytimes.com/2022/06/16/technology/spacex-employees-musk-tweets.html 

Malik, T. (2012, August 3). NASA Awards $1.1 Billion in Support for 3 Private Space Taxis. Space.com. https://www.space.com/16890-nasa-private-space-taxis-funding.html 

Mandelbaum, R. (2019, November 20). Decolonizing Mars: Are We Thinking About Space Exploration All Wrong? Gizmodo. 
https://gizmodo.com/decolonizing-mars-are-we-thinking-about-space-explorat-1830348568 

Mann, A. (2020, December 9). United Launch Alliance: Combining the Forces of Two Aerospace Giants. Space.com. https://www.space.com/united-launch-alliance.html 

Manning, R. A. (2023, May 2). Who Owns the Moon? Foreign Policy. 
https://foreignpolicy.com/2023/05/02/moon-outer-space-ownership-united-states-china-competition-resources-mining/ 

Martin, E. C., Walkowicz, L., Nesvold, E., & Vidaurri, M. (2022). Ethics in Solar System Exploration. Nature Astronomy, 6(6), 641–642. https://doi.org/10.1038/s41550-022-01712-0 

Masunaga, S. (2019, January 11). SpaceX to Lay Off 10% of Its Workforce. Los Angeles Times. https://www.latimes.com/business/la-fi-spacex-layoffs-20190111-story.html 

Mattern, S. (2015). Deep Time of Media Infrastructure. In Parks, L & Starosielski, N. (Eds.), Signal Traffic: Critical Studies of Media Infrastructures (pp. 94-112). University of Illinois Press. 

McDougall, W. A. (1985). …the Heavens and the Earth: A Political History of the Space Age. Basic Books. 

McDowell, J. (2023, May 22). Enormous (`Mega') Satellite Constellations. Jonathan’s Space Report. https://planet4589.org/space/con/conlist.html 

McLuhan, M. (1994). Understanding Media: The Extensions of Man. The MIT Press.

Mehta, J. (2022, August 6). Your Guide to Water on the Moon. The Planetary Society. https://www.planetary.org/articles/water-on-the-moon-guide 

Mildenberger, M. (2019, April 23). The Tragedy of the Tragedy of the Commons. https://blogs.scientificamerican.com/voices/the-tragedy-of-the-tragedy-of-the-commons/ 

Minter, A. (2022, September 4). NASA’s Artemis Rocket Is a Gigantic Waste of Money. Bloomberg. 
https://www.bloomberg.com/opinion/articles/2022-09-04/nasa-s-artemis-rocket-is-a-gigantic-failure-and-waste-of-money?leadSource=uverify%20wall 

Mogensen, K. Æ. (2022, August 10). Mars is Irrelevant to Us Now. We Should of Course Concentrate on Maintaining the Habitability of the Earth. Farsight. https://farsight.cifs.dk/interview-kim-stanley-robinson/ 

Monmonier, M. (2004). Rhumb Lines and Map Wars: A Social History of the Mercator Projection. University of Chicago Press. 

Mooney, J. (2022, December 6). Blue Origin Conducts Fairing Testing Amid Quiet New Glenn Progress. NASASpacefight.com. https://www.nasaspaceflight.com/2022/12/blue-origin-new-glenn/ 

Mosher, D. (2018, March 13). Elon Musk Explains Why He Launched a Car Toward Mars — and the Reasons are Much Bigger than his Ego. Business Insider. 
www.businessinsider.com/why-elon-musk-launched-tesla-mars-falcon-heavy-2018-3 

Munévar, G. (2016). Space Colonies and Their Critics. In: Schwartz, J., Milligan, T. (Eds.), The Ethics of Space Exploration. Space and Society. Springer, Cham. https://doi.org/10.1007/978-3-319-39827-3_3 

Murray, G. F. (2021). Moon Traditions: An Overview of Changing Beliefs About Earth’s Moon. In M. B. Rappaport & K. Szocik (Eds.), The Human Factor in the Settlement of the Moon (pp. 19–40). Springer International Publishing. https://doi.org/10.1007/978-3-030-81388-8_2

Musk, E. (2017). Making Humans a Multi-Planetary Species. New Space, 5(2), 46–61. https://doi.org/10.1089/space.2017.29009.emu 

Musk, E [@elonmusk]. (2021, March 21). I am accumulating resources to help make life multiplanetary & extend the light of consciousness to the stars [Tweet]. Twitter. 
https://twitter.com/elonmusk/status/1373507545315172357?lang=en 

Musk, E. [@elonmusk]. (2022, June 5). Build 1000+ Starships to transport life to Mars. Basically, (very) modern Noah’s Arks [Tweet]. Twitter. https://twitter.com/elonmusk/status/1533412524418387970?ref_src=twsrc%5Etfw 

NASA Office of Inspector General, Office of Audits. (2019, November 14). NASA’s Management of Crew Transportation to the International Space Station. Report No. IG-20-005. NASA.
https://oig.nasa.gov/docs/IG-20-005.pdf 

NASA Office of Inspector General, Office of Audits. (2021, November 15). NASA’s Management of the Artemis Missions. Report No. IG-22-003. NASA.
https://oig.nasa.gov/docs/IG-22-003.pdf 

NASA Office of Inspector General, Office of Audits. (2022, June 9). NASA’s Management of the Mobile Launcher 2 Contract. Report No. IG-22-012. NASA.
https://oig.nasa.gov/docs/IG-22-012.pdf 

National Aeronautics and Space Administration. (2004). The Vision for Space Exploration. NASA.
https://www.nasa.gov/pdf/55583main_vision_space_exploration2.pdf 

National Aeronautics and Space Administration. (2006, August 18). NASA Selects Crew and Cargo Transportation to Orbit Partners [Press release]. https://www.nasa.gov/home/hqnews/2006/aug/HQ_06295_COTS_phase_1.html 

National Aeronautics and Space Administration. (2021, December). Space Launch System: America’s Rocket for Deep Space Exploration [Fact sheet]. NASA. 
https://www.nasa.gov/sites/default/files/atoms/files/sls_fact_sheet.pdf 

National Aeronautics and Space Administration. (2022a, August 19). NASA Identifies Candidate Regions for Landing Next Americans on Moon [Press release]. https://www.nasa.gov/press-release/nasa-identifies-candidate-regions-for-landing-next-americans-on-moon 

National Aeronautics and Space Administration. (2022, December 1). Orion’s Moon Crater Close-up [Photograph]. https://www.nasa.gov/image-feature/orion-s-moon-crater-close-up 

National Aeronautics and Space Administration. (2022b, December 9). NASA Commits to Future Artemis Moon Rocket Production [Press release]. https://www.nasa.gov/press-release/nasa-commits-to-future-artemis-moon-rocket-production 

National Aeronautics and Space Administration. (2023, July 25). NASA Partners with American Companies on Key Moon, Exploration Tech [Press release]. https://www.nasa.gov/press-release/nasa-partners-with-american-companies-on-key-moon-exploration-tech 

National Aeronautics and Space Administration Authorization Act, Public Law 111-267, 111th Cong. (2010). https://www.congress.gov/bill/111th-congress/senate-bill/3729 

National Air and Space Museum. (2009, December 23). The Whole Earth Disk: An Iconic Image of the Space Age. Smitsonian.
https://airandspace.si.edu/stories/editorial/whole-earth-disk-iconic-image-space-age 

Nesvold, E. (2023). Off-Earth: Ethical Questions and Quandaries for Living in Outer Space. The MIT Press.

Nikoghosyan, E. (2017). Ecology of Near-Earth Space. Communications of the Byurakan Astrophysical Observatory, 126-135, 126–135. https://doi.org/10.52526/25792776-2017.1-126 

Oberhaus, D. (2019, August 5). A Crashed Israeli Lunar Lander Spilled Tardigrades on the Moon. Wired. https://www.wired.com/story/a-crashed-israeli-lunar-lander-spilled-tardigrades-on-the-moon/ 

Oberhaus, D. (2020, May 30). SpaceX Launched Two Astronauts—Changing Spaceflight Forever. Wired. https://www.wired.com/story/spacex-launched-two-astronauts-changing-spaceflight-forever/ 

Office of Science and Technology Policy & National Aeronautics and Space Administration. (2010). A Bold New Approach for Space Exploration and Discovery. 
https://obamawhitehouse.archives.gov/files/documents/ostp/press_release_files/NASA%20OSTP%20Joint%20Fact%20Sheet%20FINAL%202020.pdf 

Official SpaceX Photos. (2021). Crew-2 Return Mission [Photograph]. Flickr. 
https://www.flickr.com/photos/spacex/51668941139/ 

O'Neill, G. K. (1976). The High Frontier: Human Colonies in Space. William Morrow & Co. 

Ord, T. (2020). The Precipice: Existential Risk and the Future of Humanity. Hachette Books.

Palmås, K., Ekberg, K., & Åberg, A. (2022). Is There Such a Thing as a Capitalist Eschatology? Futures, 136. https://doi.org/10.1016/j.futures.2022.102901 

Paoletta, R. (2018, March 16). Elon Musk Isn't Taking Deadly Space Radiation Seriously. Inverse.
https://www.inverse.com/article/42407-elon-musk-space-radiation-worse-than-we-thought 

Patel, N. V. (2017, April 5). Bezos Reveals Cost of Blue Origin's New Glenn Rocket: $2.5 Billion. Inverse. https://www.inverse.com/article/30003-jeff-bezos-cost-blue-origin-s-new-glenn-rocket-2-5-billion 

Patel, N. V. (2020, May 19). Here’s How We Could Mine the Moon for Rocket Fuel. MIT Technology Review. https://www.technologyreview.com/2020/05/19/1001857/how-moon-lunar-mining-water-ice-rocket-fuel/ 

Pearlman, R. Z. (2022, August 25). Return to Flight: NASA's Artemis 1 Mission to Launch Using Space Shuttle-used Parts. Space.com.
https://www.space.com/artemis-1-space-shuttle-hardware 

Petersen, C. S. (2022, October 18). Breaking Up in Outer Space. Farsight. https://farsight.cifs.dk/breaking-up-in-outer-space/ 

Pultarova, T. & Howell, E. (2022, November 23). Starlink satellites: Everything you need to know about the controversial internet megaconstellation. Space.com. https://www.space.com/spacex-starlink-satellites.html 

Pultarova, T. (2023, February 27). How many satellites can we safely fit in Earth orbit? Space.com. https://www.space.com/how-many-satellites-fit-safely-earth-orbit 

Randolph, R. O. & McKay, C. P. (2014). Protecting and Expanding the Richness and Diversity of Life, An Ethic For Astrobiology Research and Space Exploration. International Journal of Astrobiology, 13(1), 28–34. https://doi.org/10.1017/S1473550413000311 

Reinert, A. (2011, April 12). The Blue Marble Shot: Our First Complete Photograph of Earth. The Atlantic. https://www.theatlantic.com/technology/archive/2011/04/the-blue-marble-shot-our-first-complete-photograph-of-earth/237167/ 

Review of U.S. Human Spaceflight Plans Committee. (2009). Seeking a Human Spaceflight Program Worthy of a Great Nation. NASA. https://www.nasa.gov/pdf/396093main_HSF_Cmte_FinalReport.pdf 

Robertson, D. F. (2023, February 1). What future for the Space Launch System? SpaceNews.
https://spacenews.com/what-future-for-the-space-launch-system/ 

Robinson, K. S. (1992). Red Mars. Spectra Books. 

Rogozin compared US Plans to Explore the Moon with Invasions of the Middle East. (2020, May 6). Interfax. https://www.interfax.ru/russia/707535 

Rubenstein, M. J. (2022). Astrotopia: The Dangerous Religion of the Corporate Space Race. University of Chicago Press. 

Ruhle, S. (2021, July 21). Jeff and Mark Bezos Speak To MSNBC After Successful Blue Origin Flight: ‘It Was A Perfect Mission’ [Video]. MSNBC. 
https://www.msnbc.com/stephanie-ruhle/watch/jeff-bezos-and-brother-mark-speak-to-msnbc-after-successful-blue-origin-flight-117068357904 

Rutan, B. (2020, March 27). SpaceShipOne. Encyclopedia Britannica. https://www.britannica.com/topic/SpaceShipOne 

Sagan, C. (1994). A Pale Blue Dot: A Vision of the Human Future in Space. Random House. 

Sagan, C. (2013). Cosmos. Ballantine Books. 

Sanchez, J. A., Reddy, V., Bottke, W. F., Battle, A., Sharkey, B., Kareta, T., Pearson, N., & Cantillo, D. C. (2021). Physical Characterization of Metal-rich Near-Earth Asteroids 6178 (1986 DA) and 2016 ED85. The Planetary Science Journal, 2(5), 205. https://doi.org/10.3847/PSJ/ac235f

Sanders, B [@BernieSanders]. (2021, March 18). We are in a moment in American history where two guys — Elon Musk and Jeff Bezos — own more wealth than [Tweet]. Twitter. 
https://twitter.com/BernieSanders/status/1372641707829829632 

Scharmen, F. (2019, May 13). Jeff Bezos Dreams of a 1970s Future. Bloomberg. 
https://www.bloomberg.com/news/articles/2019-05-13/why-jeff-bezos-s-space-habitats-already-feel-stale 

Scharmen, F. (2021). Space Forces: A Critical History of Life in Outer Space. Verso. 

Scheiber, N. & Mac, R. (2022, November 17). SpaceX Employees Say They Were Fired for Speaking Up About Elon Musk. The New York Times. https://www.nytimes.com/2022/11/17/business/spacex-workers-elon-musk.html 

Schuster, H., & Peck, S. L. (2016). Mars Ain't the Kind of Place to Raise Your Kid: Ethical Implications of Pregnancy On Missions to Colonize Other Planets. Life Sciences, Society and Policy, 12(1), 10. https://doi.org/10.1186/s40504-016-0043-5v 

Schwadron, N. A., Rahmanifard, F., Wilson, J., Jordan, A. P., Spence, H. E., Joyce, C. J., Blake, J. B., Case, A. W., De Wet, W., Farrell, W. M., Kasper, J. C., Looper, M. D., Lugaz, N., Mays, L., Mazur, J. E., Niehof, J., Petro, N., Smith, C. W., Townsend, L. W., … Zeitlin, C. (2018). Update on the Worsening Particle Radiation Environment Observed by CRaTER and Implications for Future Human Deep-Space Exploration. Space Weather, 16(3), 289–303. https://doi.org/10.1002/2017SW001803 

Schwartz, J. S. J. (2017a). Myth-free Space Advocacy Part I—the Myth of Innate Exploratory and Migratory Urges. Acta Astronautica, 137, 450–460. https://doi.org/10.1016/j.actaastro.2017.05.002 

Schwartz, J. S. J. (2017b). Myth-free Space Advocacy Part II: the Myth of the Space Frontier. Astropolitics, 15(2), 167–184. https://doi.org./10.1080/14777622.2017.1339255 

Scudder, J. (2015, February 12). The Sun Won’t Die for 5 billion Years, So Why Do Humans Have Only 1 Billion Years Left on Earth? The Conversation. https://theconversation.com/the-sun-wont-die-for-5-billion-years-so-why-do-humans-have-only-1-billion-years-left-on-earth-37379 

Sesnic, T. (2023, April 28). Starlink Group 3-5 | Falcon 9 Block 5. Everyday Astronaut. 
https://everydayastronaut.com/starlink-group-3-5-falcon-9-block-5-2/ 

Sharma, S. (2014). In the Meantime: Temporality and Cultural Politics. Duke University Press. 

Sharma, S. & Singh, R. (2022). Re-Understanding Media: Feminist Extensions of Marshall McLuhan. Duke University Press. 
Sheetz, M. (2021, November 4). Bezos’ Blue Origin loses NASA lawsuit over SpaceX $2.9 billion lunar lander contract. CNBC. https://www.cnbc.com/2021/11/04/bezos-blue-origin-loses-lawsuit-against-nasa-over-spacex-lunar-lander.html 
Shepherd, C. (2023, May 29). China Says It Plans to Put Astronauts On the Moon By 2030. The Washington Post. https://www.washingtonpost.com/world/2023/05/29/china-moon-space-astronauts-lunar/

Siegel, E. (2020, October 14). Are Humans Earth’s Best Chance To Become A Spacefaring Civilization? Forbes.
https://www.forbes.com/sites/startswithabang/2020/10/14/are-humans-earths-best-chance-to-become-a-spacefaring-civilization/?sh=77c0ed2a7d84 

Skibba, R. (2022, September 5). Voyager 1 and 2, Humanity’s Interstellar Envoys, Soldier On at 45. Wired. https://www.wired.com/story/voyager-1-and-2-humanitys-interstellar-envoys-soldier-on-at-45/ 

Skibba, R. (2023, March 20). Russia’s Space Program Is in Big Trouble. Wired. https://www.wired.com/story/russias-space-program-is-in-big-trouble/ 

Slobodian, R. E. (2015). Selling Space Colonization and Immortality: A Psychosocial, Anthropological Critique of the Rush to Colonize Mars. Acta Astronautica, 113, 89–104. https://doi.org/10.1016/j.actaastro.2015.03.027

Smiles, D. (2020, October 26). The Settler Logics of (Outer) Space. Society & Space.
https://www.societyandspace.org/articles/the-settler-logics-of-outer-space 

Smith, K. (2021). Homo Reductio: Eco-nihilism and Human Colonization of Other Worlds. In. Beech, M., Seckbach, J., Goron, R. (Eds.), Terraforming Mars. Wiley. https://doi.org/10.1002/9781119761990.ch7 
Sodders, L. (2022, December 6). Successful USSF-44 Launch 'Sign of What's to Come'. Space Operations Command (SpOC). https://www.spoc.spaceforce.mil/News/Article-Display/Article/3238655/successful-ussf-44-launch-sign-of-whats-to-come 
Sosna, N. N. (2022). Elements of Anthropocosmism. Russian Studies in Philosophy, 60(3), 244–263. https://doi.org/10.1080/10611967.2022.2110794 

Space Policy and Politics. (2018, March 11). Elon Musk Answers Your Questions! SXSW, March 11, 2018 [Video]. YouTube. https://www.youtube.com/watch?v=OoQARBYbkck 

SpaceX. (2016, September 27). Making Humans a Multiplanetary Species [Video]. YouTube. https://www.youtube.com/watch?v=H7Uyfqi_TE8 

SpaceX. (2018, February 8). Falcon Heavy Demo Mission [Photograph]. Flickr. https://www.flickr.com/photos/spacex/40143096241/ 

SpaceX. [@SpaceX]. (2022, December 30). On average, SpaceX launched every 6 days from one of our three sites with 92% of missions completed with flight-proven [Tweet]. Twitter.
https://twitter.com/SpaceX/status/1608888588711899137 

Specktor, B. (2021, July 21). No Life Will Survive the Death of the Sun — but New Life Could be Born After, New Research Suggests. Live Science. https://www.livescience.com/solar-wind-destroy-earth-magnetosphere.html 

Spudis, P. (2011, July 19). Faded Flags on the Moon. Smithsonian Magazine.
https://www.smithsonianmag.com/air-space-magazine/faded-flags-on-the-moon-32929921/ 

Spudis, P. D. (2018, February 6). The Lunar Anthropic Principle: Is Humanity Destined To Live on the Moon? Smithsonian Magazine. https://www.smithsonianmag.com/air-space-magazine/lunar-anthropic-principle-180968049/ 

Starlink [@Starlink]. (2023, May 19). Ending the digital divide requires making devices more accessible. Starlink kits are designed to include everything needed to connect. And [Tweet]. Twitter. https://twitter.com/Starlink/status/1659678832948039680?s=20 

Steyerl, H. (2011). In Free Fall: A Thought Experiment on Vertical Perspective. e-Flux Journal, 24. https://www.e-flux.com/journal/24/67860/in-free-fall-a-thought-experiment-on-vertical-perspective/ 

Stirone, S. (2021, February 26). Mars Is a Hellhole. The Atlantic. https://www.theatlantic.com/ideas/archive/2021/02/mars-is-no-earth/618133/ 

Sudder, P. (2021, October 6). Megaconstellations Could Destroy Astronomy and There's No Easy Fix. Space.com.
https://www.space.com/megaconstellations-could-destroy-astronomy-no-easy-fix 

Szocik, K., Marques, R. E., Abood, S., Kędzior, A., Lysenko-Ryba, K., & Minich, D. (2018). Biological and Social Challenges of Human Reproduction In A Long-term Mars Base. Futures, 100, 56–62. https://doi.org/10.1016/j.futures.2018.04.006 

Szocik, K. (2023). The Bioethics of Space Exploration: Human Enhancement and Gene Editing in Future Space Missions. Oxford University Press. 

Taylor, C. (2018, February 9). The Accidental Library: Why Elon Musk Launched Books to Space That Could Last 14 Billion Years. Mashable. https://mashable.com/article/elon-musk-tesla-roadster-space-library 

Tavares, F., Buckner, D., Burton, D., McKaig, J., Prem, P., Ravanis, E., Trevino, N., Venkatesan, A., Vance, S. D., Vidaurri, M., Walkowicz, L., & Wilhelm, M. B. (2020). Ethical Exploration and the Role of Planetary Protection in Disrupting Colonial Practices. arXiv preprint. https://doi.org/10.48550/ARXIV.2010.08344

The Artemis Accords. Principles for Cooperation in the Civil Exploration and Use of the Moon, Mars, Comets, and Asteroids for Peaceful Purposes. (2020).
https://www.nasa.gov/specials/artemis-accords/img/Artemis-Accords-signed-13Oct2020.pdf 
The New York Times. (2020, February 5). Full transcript: Trump's 2020 State of the union address. The New York Times. https://www.nytimes.com/2020/02/05/us/politics/state-of-union-transcript.html 
Tillman, N. T. (2018, August 17). Water on Mars: Exploration & Evidence. Space.com. https://www.space.com/17048-water-on-mars.html 

Traphagan, J. W. (2020). Religion, Science, and Space Exploration From A Non-western Perspective. Religions, 11(8), 397–397. https://doi.org/10.3390/rel11080397 

Treaty on Principles Governing the Activities of States in the Exploration and Use of Outer Space, including the Moon and Other Celestial Bodies. (1967). United Nations Office for Outer Space Affairs. http://www.unoosa.org/oosa/en/ourwork/spacelaw/treaties/introouterspacetreaty.html

Tutton, R. (2021). Sociotechnical Imaginaries and Techno-optimism: Examining Outer Space Utopias of Silicon Valley. Science As Culture, 30(3), 416–439. https://doi.org/10.1080/09505431.2020.1841151 

Vance, A. (2017). Elon Musk: Tesla, SpaceX, and the Quest for a Fantastic Future. Harper Collins.

Venkatesan, A. (2023). Stewardship of Space as Shared Environment and Heritage. Nature Astronomy, 7(3), 236–236. https://doi.org/10.1038/s41550-023-01915-z 

Victor, D. (2016, September 12). Meet New Glenn, the Blue Origin Rocket That May Someday Take You to Space. The New York Times. https://www.nytimes.com/2016/09/13/business/meet-new-glenn-the-blue-origin-rocket-that-may-someday-take-you-to-space.html 

Vidal, F. & Halloy, J. (2021, May 30). Destination Moon: Is It Time For Us to Send Astronauts Back? The Conversation. https://theconversation.com/destination-moon-is-it-time-for-us-to-send-astronauts-back-159486 

Vidal, F. (2022, May 17). Helium‑3 From the Lunar Surface for Nuclear Fusion? Polytechnique Insights. https://www.polytechnique-insights.com/en/braincamps/space/extraterrestrial-mining/helium-3-from-the-lunar-surface-for-nuclear-fusion/ 

Virgin Galactic. (2023, January 12). Virgin Galactic Evolves Aerospace Leadership Structure in Preparation for Commercial Spaceline Operations [Press release]. https://investors.virgingalactic.com/news/news-details/2023/Virgin-Galactic-Evolves-Aerospace-Leadership-Structure-in-Preparation-for-Commercial-Spaceline-Operations/default.aspx 

Walkowicz, L. (2018, September 13). The Problem With Terraforming Mars. Slate.
https://slate.com/technology/2018/09/terraforming-mars-bad-idea-elon-musk.html 

Wall, M. (2011, July 05). NASA's Shuttle Program Cost $209 Billion — Was it Worth It? Space.com. https://www.space.com/12166-space-shuttle-program-cost-promises-209-billion.html 

Wall, M. (2014, September 16). NASA Picks SpaceX, Boeing to Fly US Astronauts on Private Spaceships. Space.com. https://www.space.com/27169-nasa-picks-spacex-boeing-spaceships.html 

Wall, M. (2019, April 11). Israel's Beresheet Spacecraft Crashes Into Moon During Landing Attempt. Space.com. https://www.space.com/israeli-beresheet-moon-landing-attempt-fails.html 

Wall, M. (2022, November 6). Artemis 1 Launch Success Makes NASA's SLS the Most Powerful Rocket Ever to Fly. Space.com. https://www.space.com/nasa-artemis-1-sls-most-powerful-rocket 

Ward, P. (2019). The Consequential Frontier: Challenging the Privatization of Space. Melville House. 

Wanjek, C. (2020). Spacefarers: How Humans Will Settle the Moon, Mars and Beyond. Harvard University Press. 

Whittington, M. R. (2022, September 18). China Has Returned Helium-3 from the Moon, Opening Door to Future Technology. The Hill. https://thehill.com/opinion/technology/3647216-china-has-returned-helium-3-from-the-moon-opening-door-to-future-technology/ 

Williams, M. (2020, April 13). Trump Signs An Executive Order Allowing Mining the Moon and Asteroids. Phys.org.
https://phys.org/news/2020-04-trump-moon-asteroids.html 

Williams, M. (2023, March 27). Kazakhstan Seizes Russia's Launch Facility at Baikonur. Universe Today. https://www.universetoday.com/160720/kazakhstan-seizes-russias-launch-facility-at-baikonur/ 

Williams, R. (1977). Marxism and Literature. Oxford University Press. 
Witze, A. (2022). The $93-billion Plan to Put Astronauts Back on the Moon. Nature, 605(7909), 212–216. https://doi.org/10.1038/d41586-022-01253-6 
Witze, A. (2023a). 2022 Was A Record Year for Space Launches. Nature, 613(7944), 426–426. https://doi.org/10.1038/d41586-023-00048-7 

Witze, A. (2023b). Private Companies are Flocking to the Moon - What Does That Mean for Science? Nature, 616(7957), 426–427. https://doi.org/10.1038/d41586-023-01045-6 

XPRIZE. (n.d.). Launching A New Space Industry. XPRIZE.
https://www.xprize.org/prizes/ansari 

Young, G, M. (2012). The Russian Cosmists: The Esoteric Futurism of Nikolai Fedorov and His Followers. Oxford University Press. 

Zastrow, M. (2022, December 7). Apollo 17: Humanity's Last Trip to the Moon. Astronomy. 
https://astronomy.com/magazine/news/2022/12/apollo-17-nasas-last-mission-to-the-moon 

Ziegler, D. (2023, May 9). The Satellite Boom is Far From Over. SpaceNews. https://spacenews.com/the-satellite-boom-is-far-from-over/ 

Zubrin, R. (1999). Entering Space: Creating a Spacefaring Civilization. Jeremy P. Tarcher/Putnam. 

Zubrin, R. (2019). The Case for Space: How the Revolution in Spaceflight Opens Up a Future of Limitless Possibility. Prometheus Books.