Science & Spaceflight

8,377 topics in this forum

1. asteroid to pass very close to Earth

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

2. Coral reef building

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

3. 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
   • 1.6k views
   • 
   • K^2
   • January 26, 2023

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

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

5. Is Laythe Possible IRL? 1 2 3

   By A_name, January 31, 2017
   • 64 replies
   • 6.4k views
   • 
   • JoeSchmuckatelli
   • January 23, 2023

6. 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

7. Crewed Venus landing

   By Beccab, January 17, 2023
   • 15 replies
   • 757 views
   • 
   • DDE
   • January 18, 2023

8. Fire Breath For Humanoids... Biologically Possible In Scifi?

   By Spacescifi, January 9, 2023
   • 22 replies
   • 903 views
   • 
   • kerbiloid
   • January 15, 2023

9. How do I create a spacecraft trajectory in Desmos?

   By OmegaAlbert, January 13, 2023
   • 5 replies
   • 352 views
   • 
   • insert_name
   • January 14, 2023

10. Save the Date - April 8! (2024)

    By JoeSchmuckatelli, January 9, 2023
    • 10 replies
    • 640 views
    • 
    • steve9728
    • January 10, 2023

11. Gamma Radiation Absorbent Propellant Scifi Scheme....

    By Spacescifi, January 5, 2023
    • 15 replies
    • 559 views
    • 
    • Spacescifi
    • January 9, 2023

12. The Flight Effectiveness Index

    By Leganeski, January 8, 2023   

    • flight
    • metric
    • (and 1 more)

       Tagged with:

      • flight
      • metric
      • density
    • 9 replies
    • 509 views
    • 
    • Leganeski
    • January 9, 2023

13. bye-bye glaciers

    By mikegarrison, January 6, 2023
    • 3 replies
    • 415 views
    • 
    • Codraroll
    • January 9, 2023

14. The Color Of Stars.... Reality Versus Scifi

    By Spacescifi, January 7, 2023
    • 9 replies
    • 418 views
    • 
    • intelliCom
    • January 9, 2023

15. Volcanic Lightning

    By JoeSchmuckatelli, March 2, 2022
    • 6 replies
    • 581 views
    • 
    • JoeSchmuckatelli
    • January 9, 2023

16. Fusion Discussion Thread 1 2 3 4 5

    By Gargamel, February 9, 2022
    • 120 replies
    • 5k views
    • 
    • TomKerbal
    • January 8, 2023

17. delltaV and maneuvers of space missions

    By king of nowhere, October 27, 2022
    • 19 replies
    • 733 views
    • 
    • farmerben
    • January 8, 2023

18. Most popular planet in the system; 1 2

    By Minmus Taster, December 27, 2022
    • 27 replies
    • 1.3k views
    • 
    • Ryaja
    • January 6, 2023

19. Is There Anything In Physics That Prevents Engineering Uber Permanent Magnets? 1 2

    By Spacescifi, December 9, 2022
    • 27 replies
    • 1.1k views
    • 
    • K^2
    • January 5, 2023

20. How different is the first [X] rocket compared to the latest [X] rocket?

    By intelliCom, December 25, 2022
    • 5 replies
    • 425 views
    • 
    • Kermann Nolandung
    • December 29, 2022

21. I have an idea for exploiting serpentization but I don't know if it would work.

    By ROCKM4N, December 16, 2022
    • 6 replies
    • 594 views
    • 
    • ROCKM4N
    • December 24, 2022

22. Venusian mining 1 2 3 4

    By Souper, January 3, 2017   

    • im obsessed again help me
    • mining
    • (and 1 more)

       Tagged with:

      • im obsessed again help me
      • mining
      • venus
    • 84 replies
    • 8.1k views
    • 
    • K^2
    • December 23, 2022

23. Project Orion: A discussion of Science and Science Fiction 1 2 3 4 21

    By Spacescifi, December 18, 2020
    • 522 replies
    • 24.8k views
    • 
    • Spacescifi
    • December 21, 2022

24. InSight launching in 2018 1 2 3 4 10

    By Frida Space, December 22, 2015   

    • insight
    • mars
    • 247 replies
    • 21.4k views
    • 
    • Minmus Taster
    • December 21, 2022

25. They found Kerbin!

    By Vl3d, December 19, 2022   

    • homeworld
    • kerbin
    • (and 1 more)

       Tagged with:

      • homeworld
      • kerbin
      • speculoos
    • 4 replies
    • 419 views
    • 
    • Nazalassa
    • December 20, 2022