Science & Space
Science and spaceflight, from rocket launches and planetary exploration to astronomy, physics and discoveries that change our understanding of the world.
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This reading list brings together items from the sources selected for Science & Space. Open each item at its original source for the complete article, episode or video. This is a selection of current coverage, not a complete archive.
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Why Won't NASA Just Buy Falcon 9 from SpaceX? | Q&A 466
🔴 [Q&A+] No YT ads. Bonus Question. For FREE https://www.patreon.com/collection/116942 🟣 [Overtime] Even more Q&A https://www.patreon.com/collection/1720060 If SpaceX no longer want Falcon 9 and Crew Dragon, why won't NASA just buy them for themselves? What would a perfect space station look like? What is being done to improve the deep space network? And in Q&A+, finally, a Lagrange Point question. 00:00 Intro 00:27 [@kairon156] What would a perfect space station look like? 08:13 [@endigo2007] Can NASA buy the remaining Falcon 9's and operate them to send Dragon to ISS? 10:57 [@musicover5] Is there work being done to increase the bandwidth of the deep space network? 15:09 Final thoughts 📰 EMAIL NEWSLETTER Read by 70,000 people every Friday. Written by Fraser. No ads. Subscribe for FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://www.universetoday.com/podcast Astronomy Cast: https://www.astronomycast.com/ 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0) You are free to use my work for any purpose you like, just mention me as the source and link back to this video.
Finally, A NASA Mission To Explore Lava Tubes
Team Human https://www.teamhuman.org/ 🔴 [Space Bites+] No ADS. BONUS Story. For FREE: https://www.patreon.com/collection/125670 A Moon lava tube mission. Remnants of the Moon’s magnetosphere. Where are the wondering supermassive black holes. And on Space Bites+, why Mars’ ice caps are mostly dust free. 🔵 Vote for the best story here: https://www.youtube.com/@frasercain/posts 00:00 Intro 00:14 Finally, A Moon Lava Tube Mission https://www.universetoday.com/articles/nasa-selects-gimli-to-search-the-marius-lunar-pit-for-a-potential-lunar-base-site 03:06 Possible lunar dynamo https://www.universetoday.com/articles/a-buried-volcano-on-the-moon-hints-at-an-ancient-lunar-dynamo 06:11 Pulsar Feeding from a Companion's Stellar "Wind" https://www.universetoday.com/articles/xrism-makes-first-ever-detection-of-a-pulsar-feeding-from-a-companions-stellar-wind 07:45 Origin of Mars and Earth https://www.universetoday.com/articles/new-study-shows-that-earth-and-mars-had-different-origins 10:10 Vote results 10:36 Wandering Black Holes https://www.universetoday.com/articles/wandering-black-holes-may-hold-clues-to-the-evolution-of-the-universe 12:30 Searching for black holes https://www.universetoday.com/articles/thousands-of-black-holes-could-be-lurking-in-our-backyardand-you-can-help-find-them 14:57 Hubble's 200,000th orbit https://www.universetoday.com/articles/nasas-hubble-marks-its-200000th-orbit-by-watching-lensed-supernova 16:09 Supernova near Sag A* https://www.universetoday.com/articles/chandra-x-ray-observatory-drops-new-view-of-our-galaxys-unruly-centre 17:14 More space news 18:14 Final thoughts Host: Fraser Cain Producer: Anton Pozdnyakov 📰 GUIDE TO SPACE EMAIL NEWSLETTER Read by 70,000 people every Friday. Written by Fraser. No ads. https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://www.universetoday.com/podcast Astronomy Cast: http://www.astronomycast.com/ 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0
How Realistic Are Mars Colonizations Plans? | Q&A 465
Astronomy Cast: https://youtu.be/ZZdAB_hwPeA 🔴 [Q&A+] No YT ads. Bonus Question. For FREE https://www.patreon.com/collection/116942 🟣 [Overtime] Even more Q&A https://www.patreon.com/collection/1720060 Why do star shades look like flowers? Is Mars colonization just a Ponzi Scheme? Why would it be worth doing? And on Q&A+, should you scream into the void? 00:00 Intro 00:23 [@silasmiller4417] Why are renders of orbital star shades shaped like flower pedals? 05:37 [@illyakuryakin5024] Anyone notice no one is talking about the Ponzi scheme called "Mars Colonization" anymore? 12:13 [@illyakuryakin5024] why would it be so "amazing"? 18:38 Final thoughts 📰 EMAIL NEWSLETTER Read by 70,000 people every Friday. Written by Fraser. No ads. Subscribe for FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://www.universetoday.com/podcast Astronomy Cast: https://www.astronomycast.com/ 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0) You are free to use my work for any purpose you like, just mention me as the source and link back to this video.
Two Football Fields of Solar Sail in One Rocket [NIAC 2026]
🔴 [Interview+] No YT ads. Bonus Part. FREE for everyone https://www.patreon.com/universetoday/posts/171501222/ 🟣 Guest: Dr. Artur Davoyan https://samueli.ucla.edu/people/artur-davoyan/ Solar sails are great. It's a propulsion method that doesn't require carrying fuel. But the need to be really big to be efficient. How do you fold them on Earth and unfold in space? What's a reliable way to do that? NASA recently awarded a NIAC grant specifically for that. 📜 Coilable Stacked Solar Sails for Very High delta-V Missions https://www.nasa.gov/directorates/stmd/niac/niac-studies/coilable-stacked-solar-sails-for-very-high-delta-v-missions/ 👉 All 2026 NIAC Selections https://www.nasa.gov/directorates/stmd/niac/niac-studies/niac-2026-selections/ 00:00 Intro 01:31 Solar sail as a propulsion method 25:44 Current obsessions 32:00 Final thoughts 📰 GUIDE TO SPACE NEWSLETTER Read by 70,000 people every Friday. Written by Fraser. No ads. Subscribe for Free: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://www.universetoday.com/podcast Astronomy Cast: http://www.astronomycast.com/ 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0) You are free to use my work for any purpose you like, just mention me as the source and link back to this video.
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