Science & Spaceflight

8,482 topics in this forum

1. Priority inversion on Pathfinder

   By radonek, March 30, 2017
   • 2 replies
   • 799 views
   • 
   • LordFerret
   • March 31, 2017

2. NASA's Mars Plan 1 2

   By Enorats, March 29, 2017
   • 36 replies
   • 3.6k views
   • 
   • Nibb31
   • March 31, 2017

3. How to make Zealandia a thing IRL

   By fredinno, March 31, 2017
   • 2 replies
   • 956 views
   • 
   • fredinno
   • March 31, 2017

4. Why the ITS is a HORRIBLE Idea (at least in its current iteration) 1 2

   By fredinno, March 30, 2017   

   • its
   • spacex
   • (and 1 more)

      Tagged with:

     • its
     • spacex
     • elon musk
   • 34 replies
   • 5.8k views
   • 
   • Frybert
   • March 31, 2017

5. Nuclear Explosions 1 2 3

   By spacebrick3, March 26, 2017   

   • nuclear
   • 64 replies
   • 5.9k views
   • 
   • Nothalogh
   • March 31, 2017

6. More planets in our solar system 1 2

   By IllyrianTheGreat, March 28, 2017
   • 44 replies
   • 2.6k views
   • 
   • sevenperforce
   • March 30, 2017

7. Black holes 1 2

   By JebKeb, March 24, 2017   

   • blackhole
   • eventhorizon
   • (and 2 more)

      Tagged with:

     • blackhole
     • eventhorizon
     • relativity
     • escapevelocity
   • 33 replies
   • 3.4k views
   • 
   • HebaruSan
   • March 30, 2017

8. Help with "Help a scientist..."

   By Spoonifer, March 29, 2017   

   • science
   • mission
   • (and 3 more)

      Tagged with:

     • science
     • mission
     • plant
     • growth
     • study
   • 3 replies
   • 830 views
   • 
   • Snark
   • March 30, 2017

9. Air-augmented rockets

   By Wjolcz, March 26, 2017
   • 16 replies
   • 2k views
   • 
   • kurja
   • March 29, 2017

10. Is there a difference between the A380 and the MD12? 1 2

    By Scientia1423, March 18, 2017
    • 44 replies
    • 10.6k views
    • 
    • magnemoe
    • March 29, 2017

11. Relativistic Travel. 1 2

    By daniel l., March 23, 2017
    • 37 replies
    • 3.3k views
    • 
    • daniel l.
    • March 29, 2017

12. Ariane V launch with SDGC/Koreasat 7.

    By Kerbal01, March 22, 2017
    • 5 replies
    • 1.1k views
    • 
    • insert_name
    • March 29, 2017

13. Going at light speed & blackholes.

    By Zerxal, March 27, 2017   

    • black holes
    • gravity
    • (and 1 more)

       Tagged with:

      • black holes
      • gravity
      • light speed
    • 7 replies
    • 864 views
    • 
    • sevenperforce
    • March 28, 2017

14. SSTOs galore 1 2 3 4 7

    By Spaceception, April 4, 2016   

    • single stage to orbit
    • 160 replies
    • 18.7k views
    • 
    • Nothalogh
    • March 28, 2017

15. [Not Soon(tm)] Space Beam Network

    By raxo2222, March 26, 2017
    • 3 replies
    • 798 views
    • 
    • raxo2222
    • March 26, 2017

16. Soyuz engine caps (?) question

    By VaPaL, March 13, 2017
    • 15 replies
    • 4.3k views
    • 
    • VaPaL
    • March 26, 2017

17. NASA performed a new test on RS-25 for SLS

    By VaPaL, March 23, 2017
    • 8 replies
    • 1.6k views
    • 
    • Steel
    • March 25, 2017

18. Is time a closed loop? 1 2

    By daniel l., March 23, 2017
    • 42 replies
    • 4.1k views
    • 
    • Green Baron
    • March 25, 2017

19. Parts per million for a gas in atmosphere

    By alpha tech, March 2, 2017
    • 17 replies
    • 1.7k views
    • 
    • mikegarrison
    • March 23, 2017

20. Seed of the Universe? 1 2

    By daniel l., March 9, 2017
    • 40 replies
    • 3.6k views
    • 
    • IceGiant
    • March 22, 2017

21. One engine vs clustered engines 1 2

    By totalitor, July 18, 2016
    • 38 replies
    • 8.7k views
    • 
    • Urses
    • March 19, 2017

22. WGS-9 in 9 minutes

    By Kerbal01, March 18, 2017
    • 23 replies
    • 1.8k views
    • 
    • WinkAllKerb''
    • March 19, 2017

23. reentry simulation spreadsheet - looking for advice, comments, etc

    By DBowman, March 10, 2017
    • 11 replies
    • 1.7k views
    • 
    • DBowman
    • March 18, 2017

24. Von Braun's Moon Mission

    By Northstar1989, March 8, 2017   

    • moon manned mission
    • von braun
    • (and 1 more)

       Tagged with:

      • moon manned mission
      • von braun
      • space station
    • 9 replies
    • 1.9k views
    • 
    • Guest
    • March 18, 2017

25. [Whatif] Portal/industrictible container with hole thermodynamics

    By raxo2222, March 16, 2017   

    • thermodynamics
    • whatif
    • 14 replies
    • 1.5k views
    • 
    • Steel
    • March 18, 2017