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Science & Spaceflight

A place for all geeky and sciency discussions.

8,367 topics in this forum

  1. If Bomb Explosions Could Be 100% Converted Into Thrust INSIDE a Rocket...

    By Spacescifi,
    • 4 replies
    • 264 views

  2. Feasibility Of Cellular Biology Constructing Advanced Technology...

    By Spacescifi,
    • 5 replies
    • 381 views

  3. Crazy Planetary Alignment Birthday Idea

    By sevenperforce,
    • 21 replies
    • 698 views

  4. Can a nuclear rocket engine create electricity?

    By Minmus Taster,
    • 21 replies
    • 1.2k views

  5. Is Pluto a planet? (Pluto discussion thread, if there isn't already one) 1 2 3 4 5

    By Ben J. Kerman,   
    • 113 replies
    • 6k views

  6. Space x starship tumbling...

    By Elfmaze,
    • 15 replies
    • 980 views

  7. How To Dodge The Waste Heat Bullet As A Heavy Scifi Rocket SSTO....

    By Spacescifi,
    • 11 replies
    • 571 views

  8. The Moon to Mars blueprint:

    By StrandedonEarth,
    • 14 replies
    • 529 views

  9. Is vortex lift a thing?

    By UndeadFirefly,
    • 14 replies
    • 584 views

  10. Neutrinos... A Safe Power Or Drive Source? 1 2

    By Spacescifi,
    • 31 replies
    • 1.1k views

  11. Astraius (launch startup)

    By insert_name,
    • 2 replies
    • 378 views

  12. Rotating Combustion coming along

    By darthgently,
    • 24 replies
    • 933 views

  13. Why is Ike so large compared to Duna? How could Ike have formed?

    By skylifeplays,
    • 8 replies
    • 784 views

  14. AN-225 destroyed?! 1 2 3 4 5

    By Scotius,
    • 106 replies
    • 9.2k views

  15. Irony of the Space Race

    By Kerbalsaurus,
    • 6 replies
    • 462 views

  16. How Much Electricity Would It Take To Provide 1g For Scifi Artificial Gravity?

    By Spacescifi,
    • 15 replies
    • 575 views

  17. Why Scifi Or Even Real Life FTL Or Warp Would Probably Require Propellant...

    By Spacescifi,
    • 1 reply
    • 219 views

  18. Does anyone know which helicopter is this one?

    By Abel Military Services,
    • 4 replies
    • 346 views

  19. Israel Space Agency Thread

    By steve9728,
    • 1 reply
    • 269 views

  20. First confirmed interstellar meteor!

    By Minmus Taster,
    • 16 replies
    • 798 views

  21. isar aerospace

    By tater,
    • 4 replies
    • 338 views

  22. Space launch market expected to reach $40 billion by 2030.

    By Exoscientist,
    • 4 replies
    • 282 views

  23. Tu-141 crashes in Zagreb 1 2 3

    By Shpaget,
    • 71 replies
    • 5.3k views

  24. Methods Of Refueling Torchships....

    By Spacescifi,
    • 0 replies
    • 220 views

  25. Quantum drive to orbit

    By totalitor,
    • 20 replies
    • 1.1k views
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