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Science & Spaceflight

A place for all geeky and sciency discussions.

8,361 topics in this forum

  1. For Questions That Don't Merit Their Own Thread 1 2 3 4 361

    By Skyler4856,
    • 9k replies
    • 501.5k views

  2. Mission and Launch Index

    By Gargamel,
    • 23 replies
    • 8k views

  3. What is this place?

    By HarvesteR,
    • 2 replies
    • 18.3k views

  4. Lunar Environmental Challenges

    By darthgently,   
    • 3 replies
    • 103 views

  5. A City On Mars 1 2 3 4 11

    By mikegarrison,
    • 265 replies
    • 6.9k views

  6. Bad science in fiction Hall of Shame 1 2 3 4 106

    By peadar1987,
    • 2.6k replies
    • 182.2k views

  7. Upcoming Visible Nova in Corona Borealis

    By cubinator,
    • 7 replies
    • 139 views

  8. Flying A Turbofan For Various Worlds...

    By Spacescifi,
    • 21 replies
    • 406 views

  9. Orbital Reef / Starlab / Noname Northrop Grumman Station 1 2

    By Shpaget,
    • 36 replies
    • 1.9k views

  10. Fun Fact Thread! (previously fun fact for the day, not limited to 1 per day anymore.) 1 2 3 4 65

    By Hyperspace Industries,
    • 1.6k replies
    • 71.7k views

  11. SpaceX Discussion Thread 1 2 3 4 1730

    By Skylon,   
    • 43.2k replies
    • 2.7m views

  12. Science News Thread (for articles that don't relate to ongoing discussions) 1 2 3 4 45

    By JoeSchmuckatelli,
    • 1.1k replies
    • 53.7k views

  13. Artemis Discussion Thread 1 2 3 4 76

    By Nightside,
    • 1.9k replies
    • 133.1k views

  14. How do ducted fans work?(how do you calculate thrust?)

    By Arugela,
    • 3 replies
    • 80 views

  15. Russian Launch and Mission Thread 1 2 3 4 189

    By tater,   
    • 4.7k replies
    • 268.4k views

  16. Chinese Space Program (CNSA) & Ch. commercial launch and discussion 1 2 3 4 103

    By tater,   
    • 2.6k replies
    • 165.1k views

  17. Apophis Encounter 2029

    By darthgently,   
    • 0 replies
    • 69 views

  18. NASA's Dragonfly mission to Titan 1 2

    By James Kerman,   
    • 28 replies
    • 2.1k views

  19. RocketLab Discussion Thread 1 2 3 4 58

    By Kryten,
    • 1.4k replies
    • 103.1k views

  20. Voyager 1 in critical condition 1 2 3

    By Minmus Taster,
    • 57 replies
    • 1.8k views

  21. A route to aircraft-like reusability for rocket engines.

    By Exoscientist,
    • 10 replies
    • 379 views

  22. Towards the era of privately funded science space missions. 1 2

    By Exoscientist,
    • 41 replies
    • 942 views

  23. Boeing's Starliner 1 2 3 4 42

    By Kryten,
    • 1k replies
    • 76k views

  24. Is SLS outdated or just right 1 2

    By Andrew1233,
    • 36 replies
    • 1.4k views

  25. Concept for a Jupiter-Saturn-Haumea flyby probe 1 2

    By Interplanet Janet,   
    • 28 replies
    • 2.6k views
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