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Science & Spaceflight

A place for all geeky and sciency discussions.

8,470 topics in this forum

  1. Enceladus has a global underground ocean! 1 2

    By Frida Space,
    • 37 replies
    • 5.3k views

  2. "Near" Future/"hard-sci fi", low infrastructure, SSTOs 1 2 3 4 5

    By KerikBalm,
    • 100 replies
    • 10.5k views

  3. Miniature Building Materials

    By GluttonyReaper,   
    • 13 replies
    • 1.8k views

  4. The Falconator : dV spreadsheet for F9-style rockets

    By RedKraken,
    • 9 replies
    • 1.8k views

  5. Kerbol System/Solar System Analogs

    By Skylon,
    • 5 replies
    • 955 views

  6. Astronomy and Light Gathering

    By GarrisonChisholm,   
    • 11 replies
    • 1.3k views

  7. Challenging questions for round Earth, and the explanations 1 2

    By Reusables,
    • 46 replies
    • 3.7k views

  8. Build a better Shuttle 1 2 3 4 5

    By sevenperforce,   
    • 101 replies
    • 9.5k views

  9. Supersonic flight for civilians? 1 2

    By Errol,
    • 26 replies
    • 4.2k views

  10. Math for calculating orbital rendezvous manovers

    By alpha tech,   
    • 7 replies
    • 2.1k views

  11. The future of the North Korean space program, hahahah... no seriously 1 2

    By xenomorph555,
    • 48 replies
    • 8k views

  12. Petition to name the first Dragon Capsule "Jebadiah Kerman" 1 2

    By Benjamin Kerman,
    • 35 replies
    • 3.6k views

  13. Last minute launch: Arianespace SES - 15.

    By Scotius,
    • 1 reply
    • 717 views

  14. Some cool orbital mechanics I learned

    By SlabGizor117,
    • 20 replies
    • 2.4k views

  15. 2 Stage Water-Powered Rocket?

    By Skylon,
    • 3 replies
    • 1.2k views

  16. Machine learning

    By Benjamin Kerman,   
    • 18 replies
    • 4.2k views

  17. Geometric mobos(Sram)

    By Arugela,
    • 17 replies
    • 1.4k views

  18. What do you think went wrong with the N-1 Program? 1 2 3 4 5

    By 41Paddy,   
    • 115 replies
    • 11.4k views

  19. Any luck with Goddard problem solvers?

    By dimovski,
    • 2 replies
    • 994 views

  20. Some thoughts on the Proton rocket and its engines

    By wb99999999,
    • 4 replies
    • 1.3k views

  21. EM-1 Crewed study completed

    By _Augustus_,
    • 16 replies
    • 1.4k views

  22. NASA is planning to send astronauts on moon's orbit in late 2020s... 1 2

    By IllyrianTheGreat,
    • 25 replies
    • 2.5k views

  23. Would some amazing person be able to help with some Physics I need help with??

    By KenjiKrafts,
    • 24 replies
    • 1.8k views

  24. What are the longest/hardest space words you can think of? 1 2 3

    By Clockwork13,
    • 70 replies
    • 10.3k views

  25. What do you think about this planetary mining? 1 2

    By ARS,
    • 32 replies
    • 6.8k views
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