Science & Spaceflight

A place for all geeky and sciency discussions.

7,478 topics in this forum

  1. For Questions That Don't Merit Their Own Thread 1 2 3 4 163

    By Skyler4856,
    • 4,061 replies
    • 145,230 views

  2. Mission and Launch Index

    By Gargamel,
    • 12 replies
    • 2,110 views

  3. What is this place?

    By HarvesteR,
    • 2 replies
    • 13,910 views

  4. Scifi Space Plasma Cannons... Totally Useless? 1 2

    By Spacescifi,
    • 27 replies
    • 190 views

  5. a very crappy rocket engine

    By Nuke,
    • 21 replies
    • 251 views

  6. Artemis Discussion Thread 1 2 3 4 36

    By Nightside,
    • 879 replies
    • 45,544 views

  7. Starlink (updates and concerns) 1 2 3 4 13

    By kerbiloid,   
    • 316 replies
    • 10,158 views

  8. They Found Eve

    By sevenperforce,
    • 1 reply
    • 87 views

  9. SpaceX Discussion Thread 1 2 3 4 962

    By Skylon,   
    • 24,044 replies
    • 897,444 views

  10. Mars... Future Robot Mining Extraction Base?

    By Spacescifi,
    • 1 reply
    • 32 views

  11. Chinese Space Program (CNSA) & Ch. commercial launch and discussion 1 2 3 4 24

    By tater,   
    • 587 replies
    • 23,461 views

  12. The first Electron has arrived at the launch site 1 2 3 4 31

    By Kryten,
    • 757 replies
    • 32,795 views

  13. My Science Denial Documentary Airing Tonight on PBS Independent Lens 1 2

    By sevenperforce,
    • 38 replies
    • 1,085 views

  14. Arianespace launch thread 1 2 3 4 16

    By insert_name,   
    • 385 replies
    • 15,653 views

  15. ULA launch and discussion thread 1 2 3 4 35

    By tater,   
    • 853 replies
    • 34,815 views

  16. Standard Candles and Expansion - Cosmology question

    By JoeSchmuckatelli,
    • 7 replies
    • 232 views

  17. Coronavirus 1 2 3 4 62

    By Xd the great,
    • 1,533 replies
    • 75,136 views

  18. [New] Space Launch System / Orion Discussion Thread 1 2 3 4 47

    By ZooNamedGames,
    • 1,157 replies
    • 54,435 views

  19. Firefly Aerospace Discussion Thread 1 2 3

    By Ultimate Steve,
    • 64 replies
    • 2,495 views

  20. Fenris - SSTO candidate?

    By JoeSchmuckatelli,
    • 21 replies
    • 358 views

  21. Boeing's Starliner (thread renamed) 1 2 3 4 16

    By Kryten,
    • 385 replies
    • 17,960 views

  22. Real-life implementation of KSP (ESA Solar Orbiter from Quarantine Home Office)

    By Corax,   
    • 0 replies
    • 64 views

  23. Best Theoretical Spaceship 1 2

    By Spacescifi,
    • 36 replies
    • 539 views

  24. Prometheus Turbo Rocket concept 1 2

    By tater,
    • 49 replies
    • 2,012 views

  25. Russian Launch and Mission Thread 1 2 3 4 87

    By tater,   
    • 2,152 replies
    • 72,537 views