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Science & Spaceflight

A place for all geeky and sciency discussions.

8,460 topics in this forum

  1. Terraforming Venus 1 2

    By sh1pman,   
    • 44 replies
    • 3.6k views

  2. Discussion of Non-relativistic Interstellar Space-Flight at Light-Speed

    By CrazyJebGuy,
    • 5 replies
    • 710 views

  3. Will SpaceX Visit The Moon Before Star Citizen Game Is Completed?

    By Spacescifi,
    • 8 replies
    • 930 views

  4. What is better than a hyperdrive for intergalactic travel?

    By Maximum7,
    • 5 replies
    • 741 views

  5. Lithuim NSWR... an alternative?

    By Spacescifi,
    • 4 replies
    • 1k views

  6. Far Future Spaceflight Predictions

    By Spacescifi,
    • 17 replies
    • 983 views

  7. Embedded Nozzles into hull VS Outward Nozzles

    By Spacescifi,
    • 12 replies
    • 1.1k views

  8. Powdered Chemical Rocketry

    By Spacescifi,
    • 24 replies
    • 1.3k views

  9. What are you gonna play when starship launches orbital?

    By Hyperspace Industries,
    • 18 replies
    • 1.2k views

  10. Primitive Offworld Spaceships Will Probably Be Made Of... 1 2

    By Spacescifi,
    • 30 replies
    • 2.1k views

  11. Avi Loeb and the quest for ETs 1 2

    By DDE,   
    • 28 replies
    • 2.1k views

  12. Feasibility of Practical Reusability with Solid Rockets

    By Silavite,
    • 2 replies
    • 418 views

  13. Nuclear reactor safety (split from sea levels (which was split from lunar tides)) 1 2 3

    By Rakaydos,
    • 50 replies
    • 3.5k views

  14. So, Nauka... was at least the 2nd time that happened, wasn't it. Also, Kurs not Kursing?

    By DerGolgo,
    • 10 replies
    • 1.1k views

  15. Formula to calculate ejection inclination

    By SelfAwareMatter,
    • 3 replies
    • 923 views

  16. The Human Body in Spaaaaace Quiz

    By JoeSchmuckatelli,
    • 10 replies
    • 832 views

  17. A Question About Metallic. Hydrogen... Plus A Realization

    By Spacescifi,
    • 10 replies
    • 1.1k views

  18. The Largest Black Hole in the Universe - Size Comparison

    By Minmus Taster,
    • 0 replies
    • 403 views

  19. How do you caculate a transfer window?

    By Dr. Kerbal,
    • 3 replies
    • 1.6k views

  20. The Solar System... In Terms Of Propellant Farming

    By Spacescifi,
    • 18 replies
    • 982 views

  21. Tesla boat 1 2

    By Lewie,
    • 46 replies
    • 3.1k views

  22. Thorium Molten Salt Reactor uses thorium salt.

    By magnemoe,
    • 10 replies
    • 1.4k views

  23. Falcon Heavy mission to Europa.

    By Exoscientist,
    • 5 replies
    • 2.1k views

  24. Is sorbitol really better than sugar?

    By Zwalter,
    • 1 reply
    • 1.2k views

  25. Video of a satellite in a plasma wind tunnel

    By Pthigrivi,
    • 3 replies
    • 623 views
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