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Science & Spaceflight

A place for all geeky and sciency discussions.

8,463 topics in this forum

  1. Just saw the second stage of crew-4!

    By Cloakedwand72,
    • 2 replies
    • 567 views

  2. Insectoid Winged Flight Versus Zero G

    By Spacescifi,
    • 21 replies
    • 1.2k views

  3. Fusion without Fissiles: Superbombs and Wilderness Orion

    By MatterBeam,   
    • 16 replies
    • 2.9k views

  4. Using exoplanet finding techniques to find additional planets in the solar system

    By Spaceception,
    • 2 replies
    • 446 views

  5. Notmadrocketscientist rocket launch

    By totalitor,
    • 5 replies
    • 547 views

  6. Quantum Zeno Effect

    By NFUN,
    • 1 reply
    • 416 views

  7. New cells may be good for the hot side of space stations and space telescopes

    By darthgently,
    • 10 replies
    • 729 views

  8. Aerojet Rocketdyne getting adventurous with RL-10CX

    By darthgently,
    • 6 replies
    • 1.2k views

  9. PLD Space

    By tater,
    • 0 replies
    • 346 views

  10. This day in Space History 1 June

    By ComatoseJedi,   
    • 4 replies
    • 1.2k views

  11. What would happen if you nuked different planets.

    By awsumguy76801,
    • 12 replies
    • 1.2k views

  12. A lot of stuff not about Orion boosters, split from another thread. 1 2

    By magnemoe,
    • 36 replies
    • 1.5k views

  13. Fun With Time Warping....

    By Spacescifi,
    • 12 replies
    • 719 views

  14. Save the Moon Math Challenge: How much energy required to cancel Moon's expanding orbit?

    By darthgently,
    • 20 replies
    • 1.1k views

  15. Optimal Spaceplane Entry AoA

    By Booots,
    • 14 replies
    • 1.7k views

  16. Crazy Engineering.... a Reusable Booster for Project Orion

    By Spacescifi,
    • 18 replies
    • 1.2k views

  17. Shirubāottā: A Tale of Fusion and (Non) Functionality

    By Akagi,
    • 7 replies
    • 538 views

  18. A hypothesis on the failure of Mars 3 1 2

    By Maria Sirona,
    • 28 replies
    • 1.3k views

  19. Cosmic Anomaly Discussion

    By SSTO Crasher,   
    • 5 replies
    • 650 views

  20. Two stage Sanger space plane.

    By Cloakedwand72,
    • 7 replies
    • 989 views

  21. Why Nuclear War Is.... A MAD Scenario 1 2 3 4

    By Spacescifi,
    • 75 replies
    • 6k views

  22. Metalic hydrogen and convetional airplane flight ISP?

    By Arugela,
    • 3 replies
    • 563 views

  23. INFINITE LIGHTSPEED YOOOOOOOOOOOOOOOOOOO 1 2

    By Maria Sirona,
    • 28 replies
    • 2.3k views

  24. Starship/Super heavy second stage and fuel depot concept.

    By Cloakedwand72,
    • 20 replies
    • 2k views

  25. Fundamental Equations for Each Field

    By Silavite,
    • 7 replies
    • 697 views
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