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Science & Spaceflight

A place for all geeky and sciency discussions.

8,461 topics in this forum

  1. This Day in Spaceflight History 1 2 3 4 25

    By The Raging Sandwich,   
    • 604 replies
    • 92.7k views

  2. Jet VS Rocket nozzle in space

    By Spacescifi,
    • 9 replies
    • 1.1k views

  3. NASA on the moon, info or intox ? 1 2 3

    By DNKKING,
    • 66 replies
    • 4.2k views

  4. ESA, JAXA and CSA to build optionally manned lunar lander

    By insert_name,
    • 8 replies
    • 586 views

  5. Starship Design... a broad look

    By Spacescifi,
    • 14 replies
    • 1.6k views

  6. Dark matter is it 'pie in the sky?' 1 2

    By Starstruck69,   
    • 28 replies
    • 1.8k views

  7. Serious Scientific Answers to Absurd Hypothetical questions 1 2 3 4 33

    By DAL59,
    • 823 replies
    • 76k views

  8. How many maximum tons can you lift to orbit?

    By Spacescifi,
    • 12 replies
    • 1.4k views

  9. Did I get the math right for my space drive?

    By Spacescifi,
    • 2 replies
    • 447 views

  10. Europa Clipper as a *lander* mission on commercial rockets.

    By Exoscientist,   
    • 1 reply
    • 520 views

  11. Why do you think the Soyuz is called Soyuz? 1 2

    By JPGSP,
    • 28 replies
    • 2.2k views

  12. NASA “We Are Going” Video

    By Sky Vagrant,
    • 13 replies
    • 1.2k views

  13. How does rendezvous and docking work

    By AverageUser54,
    • 6 replies
    • 742 views

  14. FTL inertial drift and translocation for scifi space propulsion

    By Spacescifi,
    • 6 replies
    • 582 views

  15. Real Life KSP: Beresheet Lunar Mission Video 1 2 3 4 5

    By ansaman,
    • 101 replies
    • 8.1k views

  16. Actively Cooled Armor for Space Warships

    By MatterBeam,
    • 6 replies
    • 1.1k views

  17. The Imaginary Future Asteroid That Hit NYC

    By PakledHostage,
    • 1 reply
    • 565 views

  18. We choose to go to the muon

    By farmerben,
    • 1 reply
    • 423 views

  19. Liquid metals in a vacuum, electric control

    By farmerben,
    • 9 replies
    • 884 views

  20. Microsoft announces electronic voting system 1 2

    By Shpaget,
    • 28 replies
    • 2k views

  21. Anti-science that gives me a headache 1 2

    By kBob,
    • 46 replies
    • 4.1k views

  22. Why does Explorer 1 satellite spinning on launchpad?

    By Pawelk198604,
    • 3 replies
    • 2.6k views

  23. Why Elon Musk named one of his drone ship "Of Course I Still Love You name"

    By Pawelk198604,
    • 10 replies
    • 1.2k views

  24. Homemade Airspeed indicator

    By Cadet_BNSF,
    • 5 replies
    • 1.4k views

  25. Why Fluorine Never made it as rocket fuel 1 2 3 4

    By RuBisCO,
    • 76 replies
    • 9.1k views
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