Science & Spaceflight

A place for all geeky and sciency discussions.

6,674 topics in this forum

  1. For Questions That Don't Merit Their Own Thread

    By Skyler4856,
    • 1,848 replies
    • 79,686 views

  2. What is this place?

    By HarvesteR,
    • 2 replies
    • 11,392 views

  3. The possible future American "space force"

    By vger,
    • 6 replies
    • 114 views

  4. Dust storm on Mars is threatening the Opportunity rover.

    By Scotius,
    • 56 replies
    • 1,326 views

  5. SpaceX Discussion Thread

    By Skylon,   
    • 10,050 replies
    • 321,846 views

  6. Virgin Galactic, Branson's space venture

    By PB666,   
    • 71 replies
    • 3,783 views

  7. So, you have a plane on a conveyor belt...

    By Randazzo,
    • 441 replies
    • 17,739 views

  8. The Astro-Imaging Thread

    By ProtoJeb21,   
    • 774 replies
    • 25,740 views

  9. Colonization Discussion Thread (split from SpaceX)

    By mikegarrison,   
    • 346 replies
    • 3,376 views

  10. Supersonic reusable microsat LV

    By sevenperforce,
    • 14 replies
    • 181 views

  11. My Exoplanet Discoveries [Formerly "KIC 7848638 - My First Solar System"]

    By ProtoJeb21,   
    • 222 replies
    • 21,912 views

  12. NASA SLS/Orion/Payloads

    By _Augustus_,
    • 1,907 replies
    • 44,325 views

  13. Bad science in fiction Hall of Shame

    By peadar1987,
    • 1,099 replies
    • 23,579 views

  14. Ignition! to be reissued

    By Racescort666,
    • 11 replies
    • 382 views

  15. Russian Launch and Mission Thread

    By tater,   
    • 458 replies
    • 12,444 views

  16. Sea-Level on Oblate Spheroid

    By arkie87,
    • 61 replies
    • 833 views

  17. Inter-Orbital Kinetic Energy Exchanges: Free energy from the Outer Solar System

    By MatterBeam,
    • 39 replies
    • 623 views

  18. Amateur Telescope Making (UPDATED 6/16/18) - 16" in active use, working on 6" rebuild, preparing for a 24"

    By _Augustus_,   
    • 241 replies
    • 13,691 views

  19. Rocket Poster (NOW TAKING REQUESTS)

    By sevenperforce,
    • 88 replies
    • 2,097 views

  20. Boring company

    By Mad Rocket Scientist,
    • 265 replies
    • 8,795 views

  21. Hayabusa 2 to arrive at ryugu this month

    By insert_name,
    • 3 replies
    • 133 views

  22. Pressurized underground natural caverns?

    By daniel l.,
    • 11 replies
    • 203 views

  23. Dawn at Ceres Thread

    By Frida Space,
    • 612 replies
    • 64,041 views

  24. Why does Russians now have so few female cosmonauts given the fact they was the first who send first woman into space?

    By Pawelk198604,   
    • 31 replies
    • 624 views

  25. Arianespace launch thread

    By insert_name,   
    • 153 replies
    • 4,055 views