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Science & Spaceflight

A place for all geeky and sciency discussions.

8,460 topics in this forum

  1. What is the best energy source for an unmanned airship?

    By farmerben,
    • 17 replies
    • 1.1k views

  2. How do you fix leaks in space?

    By farmerben,
    • 16 replies
    • 907 views

  3. How would I or who/what could help me figure out the trajectory taken by an "Extended Grand Tour" space probe launching around 1972, preferably without me having to take a long series of courses on the subject?

    By Grant Exploit,   
    • 8 replies
    • 699 views

  4. Could a Moon/Planet/DeathStar Spin Faster Than it's Own Orbital Velocity

    By Awesomesauce1337,
    • 17 replies
    • 955 views

  5. Ice Ramps For Launching Rear Main Engine Uber Rocketships

    By Spacescifi,
    • 2 replies
    • 344 views

  6. The Star Trek Method.... Versus A Nuke

    By Spacescifi,
    • 23 replies
    • 860 views

  7. Science Fun With A Scifi Concept...

    By Spacescifi,
    • 14 replies
    • 828 views

  8. SETI-related discussion, split from another thread. 1 2 3

    By mikegarrison,
    • 72 replies
    • 3.3k views

  9. Rotating Habitat Modules - how do services connect ?

    By AeroGav,
    • 11 replies
    • 1.1k views

  10. Spent nuclear fuel safety

    By farmerben,
    • 17 replies
    • 992 views

  11. Infinite Acceleration Would Be More Secure Than I Thought....

    By Spacescifi,
    • 14 replies
    • 716 views

  12. Anyone like our Moon?

    By JoeSchmuckatelli,
    • 14 replies
    • 1.1k views

  13. Plasma Airlocks For Spin Launch.... Possible?

    By Spacescifi,
    • 13 replies
    • 927 views

  14. Thursday Northern Lights?

    By JoeSchmuckatelli,
    • 13 replies
    • 1.6k views

  15. how has space flight affected you?

    By mikegarrison,
    • 11 replies
    • 877 views

  16. How are the Galilean moons stable?

    By MAFman,
    • 2 replies
    • 440 views

  17. Helicopter blades scaling Versus Mass...

    By Spacescifi,
    • 18 replies
    • 915 views

  18. how much deltaV can you get out of a gravity assist?

    By king of nowhere,
    • 17 replies
    • 2.2k views

  19. How high could you pump steam?

    By farmerben,
    • 18 replies
    • 1.1k views

  20. Is Blue The Only Color For The Exhaust Plume Of An Uber Pulse Rocket?

    By Spacescifi,
    • 24 replies
    • 1k views

  21. How To Make A Scifi Tractor Beam....

    By Spacescifi,
    • 12 replies
    • 781 views

  22. What is delta v

    By darthvader15001,
    • 8 replies
    • 691 views

  23. Climate Change and Will FUSION Stop it 1 2 3 4 5

    By Superluminal Gremlin,
    • 100 replies
    • 5.1k views

  24. Graduating Aerospace Engineer - Where should I send my resume?

    By cubinator,
    • 17 replies
    • 1.2k views

  25. How to Space station construction

    By twinklegarg,
    • 3 replies
    • 486 views
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