Science & Spaceflight

8,461 topics in this forum

1. Martian Ring World

   By bm92, July 2, 2019
   • 2 replies
   • 391 views
   • 
   • Bill Phil
   • July 2, 2019

2. Different type of Soyuz spacecraft

   By JPGSP, June 30, 2019
   • 9 replies
   • 1.2k views
   • 
   • JPGSP
   • July 1, 2019

3. Microwaves for interplanetary travel.

   By farmerben, June 29, 2019
   • 0 replies
   • 373 views
   • 
   • farmerben
   • June 29, 2019

4. The Space Shuttle: A Remarkable Flying Machine 1 2

   By sp1989, June 14, 2019
   • 32 replies
   • 2.9k views
   • 
   • ZooNamedGames
   • June 28, 2019

5. Space shuttle model at ames nasa

   By Flying dutchman, May 28, 2019
   • 11 replies
   • 1.5k views
   • 
   • ZooNamedGames
   • June 28, 2019

6. Which New Frontiers Mission would you choose for launch in 2021?

   By fredinno, January 23, 2016   

   • new frontiers
   • nasa
   • (and 1 more)

      Tagged with:

     • new frontiers
     • nasa
     • probe
   • 20 replies
   • 2.4k views
   • 
   • insert_name
   • June 27, 2019

7. How big is optimal for a scifi starship? 1 2

   By Spacescifi, June 23, 2019
   • 48 replies
   • 3.2k views
   • 
   • wumpus
   • June 26, 2019

8. Your solution to prevent constant acceleration WMD 1 2

   By Spacescifi, May 30, 2019
   • 33 replies
   • 2.9k views
   • 
   • Starstruck69
   • June 25, 2019

9. Happy Birthday Hermann Oberth

   By AHHans, June 25, 2019
   • 0 replies
   • 448 views
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   • AHHans
   • June 25, 2019

10. Two Earth-mass planets in the Habitable Zone of Teegarden’s Star

    By ProtoJeb21, June 18, 2019
    • 13 replies
    • 1.5k views
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    • UmbralRaptor
    • June 25, 2019

11. Naming a Moon Base? 1 2 3

    By Ol’ Musky Boi, June 20, 2019
    • 53 replies
    • 3.8k views
    • 
    • kerbiloid
    • June 24, 2019

12. Lunar calculations NASA

    By Starstruck69, June 23, 2019
    • 0 replies
    • 387 views
    • 
    • Starstruck69
    • June 23, 2019

13. Mars Direct 2.0

    By NSEP, June 20, 2019
    • 17 replies
    • 1.3k views
    • 
    • magnemoe
    • June 22, 2019

14. Something for the Mün mission enthousiasts

    By Stuntel, June 18, 2019
    • 5 replies
    • 686 views
    • 
    • purpleivan
    • June 20, 2019

15. Using gas bombs to deorbit space debris?

    By Mitchz95, June 18, 2019
    • 6 replies
    • 830 views
    • 
    • Cunjo Carl
    • June 19, 2019

16. Snoopy may have been found

    By PakledHostage, June 17, 2019
    • 4 replies
    • 679 views
    • 
    • magnemoe
    • June 17, 2019

17. What are NASA's odds for landing on the Moon in 5 years? 1 2 3 4 5

    By Cunjo Carl, April 13, 2019
    • 107 replies
    • 7k views
    • 
    • Guest
    • June 15, 2019

18. How high can you count on 10 fingers?

    By Nightside, June 12, 2019
    • 21 replies
    • 3.3k views
    • 
    • WinkAllKerb''
    • June 14, 2019

19. Oxcart-Polaris air-lofted SLV

    By DDE, June 10, 2019   

    • oxcart
    • andiwasneverhere
    • 8 replies
    • 817 views
    • 
    • magnemoe
    • June 13, 2019

20. Lithium Boron salts on spallation targets

    By farmerben, June 2, 2019
    • 10 replies
    • 1k views
    • 
    • kerbiloid
    • June 13, 2019

21. How much physical space would an exabyte of data require? 1 2

    By daniel l., May 4, 2019
    • 33 replies
    • 3.7k views
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    • Lukaszenko
    • June 12, 2019

22. Numerical methods to calculate solidification/melting fronts 1 2

    By Nivee~, May 28, 2019   

    • cfd
    • 34 replies
    • 2.8k views
    • 
    • Cunjo Carl
    • June 12, 2019

23. Optimal shape for massive SSTO scifi spaceships 1 2

    By Spacescifi, June 6, 2019
    • 40 replies
    • 1.9k views
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    • Rakaydos
    • June 11, 2019

24. Possible resurrection of the X-33?

    By BillKerman1234, May 29, 2019
    • 19 replies
    • 2.7k views
    • 
    • Nuke
    • June 10, 2019

25. NASA playlist

    By sjwt, June 8, 2019
    • 6 replies
    • 888 views
    • 
    • Shpaget
    • June 8, 2019