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Science & Spaceflight

A place for all geeky and sciency discussions.

8,355 topics in this forum

  1. Molten Metal Batteries... The Future and Better Battery Due To Replace Lithium Ion?

    By Spacescifi,
    • 2 replies
    • 254 views

  2. Could An Alien Earth Without Uranium Exist?

    By Spacescifi,
    • 6 replies
    • 355 views

  3. KARI/Korean satellite launch vehicle 2 thread

    By insert_name,   
    • 14 replies
    • 1.5k views

  4. New Horizons 1 2 3 4 80

    By r4pt0r,
    • 2k replies
    • 235.4k views

  5. Call for Constellation program related documents and presentations

    By SunlitZelkova,
    • 1 reply
    • 228 views

  6. The Current Space Event Thread

    By Kerbalsaurus,
    • 3 replies
    • 282 views

  7. Iranian Space Program (ISA) Thread

    By SunlitZelkova,
    • 0 replies
    • 217 views

  8. The Quest For Rapid Reusability

    By SunlitZelkova,
    • 13 replies
    • 485 views

  9. Historic Battle of Midway wrecks surveyed

    By Minmus Taster,
    • 21 replies
    • 1k views

  10. Scifi Space War... When Mission Kill Is Not Enough....

    By Spacescifi,
    • 3 replies
    • 246 views

  11. The Apollo Murders

    By darthgently,
    • 1 reply
    • 203 views

  12. Virgin Galactic, Branson's space venture 1 2 3 4 26

    By PB666,   
    • 642 replies
    • 43.3k views

  13. Would we need humans for an interplanetary economy?

    By Cosmic Sailor,
    • 4 replies
    • 187 views

  14. Interstellar Extinction Event 1 2

    By Kerbalsaurus,
    • 44 replies
    • 1.7k views

  15. Is this how the pyramids were built?!

    By Arugela,
    • 24 replies
    • 2.5k views

  16. Calculating fuel use?

    By Arugela,
    • 14 replies
    • 1.7k views

  17. LUCY 1 2

    By Mr.dobsonian,
    • 38 replies
    • 3k views

  18. How much dV and ISP do you need for a realistic interstellar ship?

    By farmerben,
    • 24 replies
    • 834 views

  19. What if the United States Launched the First Satellite?

    By Kerbalsaurus,
    • 3 replies
    • 337 views

  20. Alternatives To Scifi Shields In Space Combat Might Be More Interesting....

    By Spacescifi,
    • 13 replies
    • 403 views

  21. DPRK Space Program (NATGB) thread 1 2

    By steve9728,
    • 46 replies
    • 2.3k views

  22. When to do Oberth Maneuver and when not?

    By Kerbal2023,
    • 17 replies
    • 523 views

  23. Skyhooks

    By AstroWolfie,
    • 4 replies
    • 248 views

  24. Does a Rotating Laser Beam Drill Better Than a Non-Rotating Laser Beam?

    By Spacescifi,
    • 19 replies
    • 509 views

  25. Dinitrogen Tetroxide vs Nitric Acid

    By Silavite,   
    • 13 replies
    • 1.3k views
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