Science & Spaceflight

8,373 topics in this forum

1. Long tether to moon or mars? Whip it! Whip it good?!

   By Arugela, February 15, 2023
   • 6 replies
   • 553 views
   • 
   • DrNut
   • February 20, 2023

2. The Physics Of Methane Fire Spewing Tails... Safe for the User Or Not?

   By Spacescifi, February 19, 2023
   • 7 replies
   • 371 views
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   • Spacescifi
   • February 20, 2023

3. Scifi Moon Solar Power Base...

   By Spacescifi, February 16, 2023
   • 19 replies
   • 615 views
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   • KSK
   • February 18, 2023

4. Advanced Rocketry Seems More Wasteful From an ISRU Perspective Than Chemical Rocketry

   By Spacescifi, February 16, 2023
   • 11 replies
   • 707 views
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   • Nuke
   • February 18, 2023

5. Desmos/Equation question

   By Gargamel, February 14, 2023
   • 12 replies
   • 553 views
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   • K^2
   • February 15, 2023

6. I asked ChatGPT to help me get to minmus. 1 2 3

   By snkiz, February 11, 2023
   • 74 replies
   • 2.7k views
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   • Vanamonde
   • February 13, 2023

7. Questions About Chemical Rocket Engine Reliability In A Scifi Setting....

   By Spacescifi, February 11, 2023
   • 10 replies
   • 434 views
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   • AckSed
   • February 11, 2023

8. What A Star Wars Setting Would Really Be Like....

   By Spacescifi, February 7, 2023
   • 20 replies
   • 747 views
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   • kerbiloid
   • February 10, 2023

9. The Science Of Old Brains In Young Bodies...

   By Spacescifi, February 6, 2023
   • 4 replies
   • 298 views
   • 
   • steve9728
   • February 6, 2023

10. 20th anniversary of the STS-107 mission

    By Abel Military Services, January 17, 2023   

    • dead
    • space shuttle
    • (and 1 more)

       Tagged with:

      • dead
      • space shuttle
      • sts-107
    • 9 replies
    • 460 views
    • 
    • Minmus Taster
    • February 6, 2023

11. Small Hall thrusters can generate much more thrust than previously believed

    By Vl3d, January 25, 2023
    • 14 replies
    • 688 views
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    • AckSed
    • February 4, 2023

12. Magnetic Cold Gas Rocketry... What If?

    By Spacescifi, February 2, 2023
    • 10 replies
    • 572 views
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    • K^2
    • February 3, 2023

13. I want to create torrents of my entire NASA/Astronomy/Spaceflight Mission data/image/video collection consisting of over 57.12 terabytes. Would you be interested if i did?

    By Astra Infinitum, January 30, 2023
    • 4 replies
    • 404 views
    • 
    • AckSed
    • February 2, 2023

14. Laser-sailing alternative: Pellet-beam riding!

    By StrandedonEarth, January 28, 2023
    • 12 replies
    • 396 views
    • 
    • farmerben
    • January 31, 2023

15. a free book for would be game devs

    By Nuke, May 19, 2022
    • 7 replies
    • 705 views
    • 
    • Charley
    • January 30, 2023

16. The Many Uses Of Scifi Freeze Portals ....

    By Spacescifi, January 28, 2023
    • 6 replies
    • 317 views
    • 
    • sevenperforce
    • January 29, 2023

17. Aerospike scramjet

    By farmerben, January 20, 2023
    • 4 replies
    • 491 views
    • 
    • JadeOfMaar
    • January 29, 2023

18. Simple low cost lander mission to Europa.

    By Exoscientist, January 16, 2023
    • 18 replies
    • 754 views
    • 
    • Nuke
    • January 28, 2023

19. How To Safely Contain a Literal Ton Of Antimatter..... 1 2

    By Spacescifi, December 26, 2022
    • 33 replies
    • 2k views
    • 
    • JoeSchmuckatelli
    • January 28, 2023

20. asteroid to pass very close to Earth

    By mikegarrison, January 26, 2023
    • 2 replies
    • 265 views
    • 
    • mikegarrison
    • January 27, 2023

21. Coral reef building

    By farmerben, January 23, 2023
    • 11 replies
    • 473 views
    • 
    • steve9728
    • January 27, 2023

22. Do Wormholes Break the First Law of Thermodynamics? 1 2

    By RocketFire9, January 9, 2023   

    • wormhole
    • thermodynamics
    • (and 1 more)

       Tagged with:

      • wormhole
      • thermodynamics
      • physics
    • 31 replies
    • 1.5k views
    • 
    • K^2
    • January 26, 2023

23. If We Ever Get Heavy Scifi SSTOs We Would Probably Launch And Land From The Ocean...

    By Spacescifi, January 21, 2023
    • 17 replies
    • 538 views
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    • Terwin
    • January 25, 2023

24. Is Laythe Possible IRL? 1 2 3

    By A_name, January 31, 2017
    • 64 replies
    • 6.3k views
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    • JoeSchmuckatelli
    • January 23, 2023

25. Arecibo message (split from The Ksp mun Easter egg) 1 2

    By JoeSchmuckatelli, January 16, 2023
    • 33 replies
    • 1.2k views
    • 
    • magnemoe
    • January 19, 2023