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Science & Spaceflight

A place for all geeky and sciency discussions.

8,355 topics in this forum

  1. For Questions That Don't Merit Their Own Thread 1 2 3 4 360

    By Skyler4856,
    • 9k replies
    • 498.7k views

  2. Mission and Launch Index

    By Gargamel,
    • 23 replies
    • 7.9k views

  3. What is this place?

    By HarvesteR,
    • 2 replies
    • 18.3k views

  4. A City On Mars 1 2 3 4 8

    By mikegarrison,
    • 175 replies
    • 5.2k views

  5. A route to aircraft-like reusability for rocket engines.

    By Exoscientist,
    • 4 replies
    • 175 views

  6. Artemis Discussion Thread 1 2 3 4 75

    By Nightside,
    • 1.9k replies
    • 131.3k views

  7. SpaceX Discussion Thread 1 2 3 4 1729

    By Skylon,   
    • 43.2k replies
    • 2.7m views

  8. Juno Arrival This Year! 1 2 3 4 7

    By KAL 9000,
    • 174 replies
    • 17.1k views

  9. Science News Thread (for articles that don't relate to ongoing discussions) 1 2 3 4 45

    By JoeSchmuckatelli,
    • 1.1k replies
    • 53.2k views

  10. Any Good Reason Not To Use Aerospike Rocketry If You Can Cancel Gravity and Also Possess Non-rocket Vacuum Only Scifi Propulsion?

    By Spacescifi,
    • 9 replies
    • 228 views

  11. Mars Manned Mission Designs

    By darthgently,   
    • 7 replies
    • 202 views

  12. Voyager 1 in critical condition 1 2

    By Minmus Taster,
    • 47 replies
    • 1.5k views

  13. NASA's Dragonfly mission to Titan 1 2

    By James Kerman,   
    • 26 replies
    • 2k views

  14. ULA launch and discussion thread 1 2 3 4 66

    By tater,   
    • 1.6k replies
    • 113.8k views

  15. Bad science in fiction Hall of Shame 1 2 3 4 106

    By peadar1987,
    • 2.6k replies
    • 181.3k views

  16. Mars Sample Return discussion thread 1 2

    By Minmus Taster,
    • 30 replies
    • 1.4k views

  17. ISRO Discussion Thread 1 2 3 4 17

    By TheEpicSquared,   
    • 404 replies
    • 32.2k views

  18. Chinese Space Program (CNSA) & Ch. commercial launch and discussion 1 2 3 4 103

    By tater,   
    • 2.6k replies
    • 164.1k views

  19. Fun Fact Thread! (previously fun fact for the day, not limited to 1 per day anymore.) 1 2 3 4 65

    By Hyperspace Industries,
    • 1.6k replies
    • 70.9k views

  20. Vast/Launcher 1 2 3

    By tater,
    • 74 replies
    • 5.1k views

  21. Boeing's Starliner 1 2 3 4 42

    By Kryten,
    • 1k replies
    • 75.2k views

  22. "Great American Eclipse" II: April 8 2024 1 2 3 4 12

    By cubinator,
    • 282 replies
    • 4.9k views

  23. Yuri’s night

    By Teilnehmer,   
    • 18 replies
    • 2.7k views

  24. FireStar Fusion Drive

    By K^2,
    • 1 reply
    • 206 views

  25. Knowledge Is Power... Only If You Have The Will To Use It....

    By Spacescifi,
    • 21 replies
    • 311 views
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