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Science & Spaceflight

A place for all geeky and sciency discussions.

8,361 topics in this forum

  1. Cygnus technical data/mass breakdown

    By Guest,
    • 1 reply
    • 1.2k views

  2. The Peculiar Case of Luna E-3 Nos. 1 and 2

    By GigaG,
    • 3 replies
    • 1.7k views

  3. Celestia: explore the Solar and Kerbol systems, roams through the galaxies

    By Yoha,
    • 6 replies
    • 2.5k views

  4. Could Dragon V1 be a lifeboat if need be? 1 2

    By FishInferno,
    • 37 replies
    • 4.6k views

  5. What Are Some Interesting Planet Concepts from Sci-fi? 1 2 3

    By CaptRobau,
    • 66 replies
    • 12.1k views

  6. Bizarre and Fun Theory - Titan Alive?

    By JMBuilder,
    • 19 replies
    • 2.2k views

  7. Soyuz-based launchers (proposed and canceled) in one picture

    By 1greywind,
    • 11 replies
    • 4.9k views

  8. Planetary Disc -With Gaps- Is Imaged Around HL Tauri

    By MoeKitsune,
    • 1 reply
    • 841 views

  9. ISRU and Synthetic Fossil Fuels

    By Laie,
    • 13 replies
    • 1.5k views

  10. Interactive graphic: every active satellite orbiting Earth

    By Meithan,
    • 4 replies
    • 1.2k views

  11. Paradox (maybe) disproving almost everything

    By LABHOUSE,
    • 20 replies
    • 2.8k views

  12. Excellent videos from SDO Yuzhnoye (�š�‘ �®�¶�½�¾�µ): ELVs, ICBMs, Engines

    By 1greywind,
    • 7 replies
    • 2k views

  13. The 3D printing of Lunar Base Shackelton. 1 2

    By Aethon,
    • 34 replies
    • 5.1k views

  14. A question about Entropy and the heat death of the Universe

    By pyrosheep,
    • 21 replies
    • 3.5k views

  15. Could a Gyroscopic inertial thruster ever work? 1 2 3 4 18

    By FREEFALL1984,
    • 437 replies
    • 57.7k views

  16. Kerbonauts, help me figure this out

    By RocketBlam,
    • 6 replies
    • 1k views

  17. Some of the Most Random Tech Questions Ever 1 2 3

    By JMBuilder,
    • 63 replies
    • 6.4k views

  18. Combining the second stage and the capsule? A Reuseable spacecraft concept? (Updated) 1 2

    By DerpenWolf,
    • 45 replies
    • 6.4k views

  19. Chinese asteroid landing mission (hayabusa+philae)

    By xenomorph555,
    • 0 replies
    • 771 views

  20. Trajectory to Mars with one month trip time?

    By gutza1,
    • 6 replies
    • 2k views

  21. Assessment of Extraplanetary Bases 1 2

    By MrZayas1,
    • 27 replies
    • 3k views

  22. New Chinese ship?

    By xenomorph555,
    • 13 replies
    • 2.1k views

  23. So Pluto is a planet!? 1 2 3 4 11

    By worir4,
    • 263 replies
    • 34.8k views

  24. Build the Enterprise 1 2

    By Aghanim,
    • 40 replies
    • 6.7k views

  25. Interstellar : 2 scienc-y questions 1 2

    By Error404brain,
    • 32 replies
    • 3.9k views
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