Science & Spaceflight

8,482 topics in this forum

1. H-IIA with IGS Radar 5 has launched!

   By Ultimate Steve, March 16, 2017
   • 5 replies
   • 840 views
   • 
   • Ultimate Steve
   • March 17, 2017

2. Why are conspiracy sites so common for space searches on google images 1 2

   By Rath, March 15, 2017
   • 25 replies
   • 2.8k views
   • 
   • WinkAllKerb''
   • March 16, 2017

3. Pan's weird shape

   By cypher_00, March 10, 2017
   • 24 replies
   • 3.3k views
   • 
   • kerbiloid
   • March 16, 2017

4. Challenge discussion: Orbital PSTO Shuttle

   By sevenperforce, March 14, 2017   

   • staging
   • shuttle
   • (and 1 more)

      Tagged with:

     • staging
     • shuttle
     • crew
   • 9 replies
   • 1.8k views
   • 
   • sevenperforce
   • March 15, 2017

5. Happy Pi day!

   By goldenpeach, March 14, 2017
   • 11 replies
   • 1.3k views
   • 
   • Mitchz95
   • March 15, 2017

6. smaller proton variants 1 2

   By insert_name, September 23, 2016   

   • proton
   • launcher
   • 26 replies
   • 3.2k views
   • 
   • DDE
   • March 12, 2017

7. Can the Soyuz Still go to the moon ? 1 2 3

   By alpha tech, February 28, 2017
   • 62 replies
   • 5.6k views
   • 
   • kerbiloid
   • March 12, 2017

8. Chandrayaan-1 Found ?

   By LordFerret, March 10, 2017
   • 4 replies
   • 860 views
   • 
   • LordFerret
   • March 10, 2017

9. Electrolysis questions 1 2

   By munlander1, January 11, 2017
   • 49 replies
   • 4.7k views
   • 
   • mrmeister
   • March 10, 2017

10. SI mass unit, why? 1 2

    By VaPaL, March 8, 2017
    • 41 replies
    • 3.5k views
    • 
    • FleshJeb
    • March 10, 2017

11. The Hubble Space Telescope could get an new repair mission. 1 2 3

    By Aethon, February 16, 2017
    • 63 replies
    • 5.6k views
    • 
    • JetJaguar
    • March 10, 2017

12. [Air Breathing Junk] How about TurboScramjet?

    By RandomRyan, October 31, 2015
    • 8 replies
    • 2.4k views
    • 
    • magnemoe
    • March 9, 2017

13. Expansion-Condensation Closed-Cycle Nuclear Turbine Generator

    By MatterBeam, March 9, 2017   

    • nuclear
    • turbine
    • 9 replies
    • 3.8k views
    • 
    • MatterBeam
    • March 9, 2017

14. Moral & Technological Problems with Mars Colonization 1 2 3 4 6

    By Mr. Peabody, January 14, 2017   

    • mars
    • colony
    • (and 1 more)

       Tagged with:

      • mars
      • colony
      • humanity
    • 135 replies
    • 17.3k views
    • 
    • stratochief66
    • March 9, 2017

15. Kerbal EVA suit vs real EVA suits

    By Gordon Fecyk, February 6, 2017   

    • eva suit
    • jet pack
    • (and 1 more)

       Tagged with:

      • eva suit
      • jet pack
      • efficiency
    • 10 replies
    • 2.5k views
    • 
    • cantab
    • March 8, 2017

16. What would happen if the solar system got close to a neutron star?

    By Zerxal, March 5, 2017   

    • neutron stars
    • theoretical physics
    • 6 replies
    • 1.2k views
    • 
    • KAL 9000
    • March 7, 2017

17. RealLife Kerbal Stratosphere Program 1 2

    By MalfunctionM1Ke, June 29, 2016
    • 47 replies
    • 6.2k views
    • 
    • KAL 9000
    • March 7, 2017

18. Scale is an illusion 1 2

    By jsisidore, March 6, 2017
    • 25 replies
    • 2.6k views
    • 
    • sal_vager
    • March 7, 2017

19. If Traveling At Light Speed Towards a Planet... 1 2

    By DrowElfMorwen, February 23, 2017   

    • light speed
    • special relativity
    • (and 1 more)

       Tagged with:

      • light speed
      • special relativity
      • space flight time
    • 36 replies
    • 4k views
    • 
    • DrowElfMorwen
    • March 7, 2017

20. More from New Horizons probe!

    By Voyageur, March 6, 2017   

    • new horizons
    • probes
    • (and 1 more)

       Tagged with:

      • new horizons
      • probes
      • kuiper belt
    • 0 replies
    • 777 views
    • 
    • Voyageur
    • March 6, 2017

21. The science behind Duna’s underground!

    By cratercracker, February 22, 2017   

    • duna
    • laif
    • (and 1 more)

       Tagged with:

      • duna
      • laif
      • lif
    • 11 replies
    • 1.8k views
    • 
    • NSEP
    • March 5, 2017

22. How "renewable" is water on mars?

    By Elthy, February 3, 2017
    • 14 replies
    • 2.2k views
    • 
    • Green Baron
    • March 5, 2017

23. Proper ISP network management?(removal of data caps, etc.)

    By Arugela, March 5, 2017
    • 1 reply
    • 509 views
    • 
    • LordFerret
    • March 5, 2017

24. Moonwalk One (1970)

    By roarke, March 4, 2017   

    • documentary
    • moon
    • (and 2 more)

       Tagged with:

      • documentary
      • moon
      • 1970
      • movie
    • 0 replies
    • 757 views
    • 
    • roarke
    • March 4, 2017

25. What ever happened to the ALMA Planet X?

    By _Augustus_, February 25, 2017
    • 5 replies
    • 1.2k views
    • 
    • Kryten
    • March 4, 2017