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Science & Spaceflight

A place for all geeky and sciency discussions.

8,479 topics in this forum

  1. some stream

    By WinkAllKerb'',
    • 4 replies
    • 668 views

  2. homemade jets and rockets

    By thrusters00,
    • 2 replies
    • 604 views

  3. Wich real life rockets do you think look kerbal 1 2

    By Youre_avarage_Kerbal,
    • 31 replies
    • 7.2k views

  4. Beginner stacking target

    By tomf,   
    • 6 replies
    • 841 views

  5. Lunar atmosphere? 1 2

    By raxo2222,
    • 43 replies
    • 3.2k views

  6. Asteroid Defense Systems 1 2

    By Cadet_BNSF,
    • 39 replies
    • 2.7k views

  7. Vostok Hunt

    By MaxwellsDemon,   
    • 3 replies
    • 1.1k views

  8. Regulations on testing liquid fueled rocket engines in maryland?!

    By RoadRunnerAerospace,
    • 23 replies
    • 3k views

  9. Indigenous rights group block telescope construction 1 2

    By PB666,   
    • 35 replies
    • 3k views

  10. Manned Mars mission poll 1 2 3 4 7

    By DAL59,
    • 169 replies
    • 11.4k views

  11. Sputnik-1 [Space] [Illustrations]

    By cratercracker,   
    • 2 replies
    • 1.3k views

  12. Happy Anniversary

    By KSK,   
    • 6 replies
    • 1.2k views

  13. Why does Hydrogen peroxide is so toxic?

    By Pawelk198604,   
    • 6 replies
    • 1.3k views

  14. Why does Lunar orbit are unstable

    By Pawelk198604,   
    • 11 replies
    • 1.4k views

  15. Recovering upper stages - in orbit? 1 2 3

    By Codraroll,   
    • 54 replies
    • 6k views

  16. Liquid rocket dev.

    By RoadRunnerAerospace,
    • 21 replies
    • 1.8k views

  17. (Poll) Your current views on reusable launch vehicles 1 2

    By Pipcard,
    • 36 replies
    • 3.9k views

  18. Boris Chertok's Rockets and People, in NASA translation

    By DDE,   
    • 15 replies
    • 2.7k views

  19. Stratolauncher

    By Cadet_BNSF,
    • 2 replies
    • 1.1k views

  20. Useful metric for high-relativistic velocities

    By 0111narwhalz,
    • 15 replies
    • 1.7k views

  21. Is it possible fertilization of one egg by two sperm cells

    By Pawelk198604,
    • 17 replies
    • 8.9k views

  22. Fission fragment rocket for DRA5 mission 1 2

    By DDE,   
    • 28 replies
    • 2.9k views

  23. Northrop Grumman buying orbital atk

    By insert_name,
    • 7 replies
    • 1.1k views

  24. Question about Apollo 9 and astronaut Russell „Rusty” Schweickart.

    By Pawelk198604,   
    • 2 replies
    • 911 views

  25. Caterpillar track as landing gear

    By ARS,   
    • 24 replies
    • 5.8k views
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