Science & Spaceflight

8,477 topics in this forum

1. More powerful Merlin D?

   By PTNLemay, May 2, 2016   

   • falcon 9
   • merlin engine
   • (and 1 more)

      Tagged with:

     • falcon 9
     • merlin engine
     • spacex
   • 15 replies
   • 3.8k views
   • 
   • Nibb31
   • June 21, 2016

2. Bezos suggests NASA pursue prizes and “gigantic” technology programs

   By fredinno, June 16, 2016   

   • nasa
   • bezos
   • (and 1 more)

      Tagged with:

     • nasa
     • bezos
     • mars
   • 11 replies
   • 1.2k views
   • 
   • Van Disaster
   • June 21, 2016

3. 'Nother moon 1 2

   By PB666, June 16, 2016   

   • natural satellites
   • hill sphere
   • 40 replies
   • 4.5k views
   • 
   • Vanamonde
   • June 21, 2016

4. WE COULD BE GOING BACK TO PLUTO!!! Oh, and 2 other massive mission concepts, but whatever

   By Spaceception, June 14, 2016
   • 20 replies
   • 2.1k views
   • 
   • Astrofox
   • June 21, 2016

5. Wanna a tricorder? I'm doing a general science adquisition device!

   By kunok, June 10, 2016   

   • tricorder
   • sensors
   • (and 1 more)

      Tagged with:

     • tricorder
     • sensors
     • diy
   • 12 replies
   • 1.6k views
   • 
   • kunok
   • June 20, 2016

6. Gaming aliens.

   By PB666, June 17, 2016
   • 16 replies
   • 1.5k views
   • 
   • PB666
   • June 20, 2016

7. 4 minute de-orbit burn

   By Seajay, June 17, 2016
   • 15 replies
   • 1.9k views
   • 
   • Reactordrone
   • June 20, 2016

8. Alternatives to nuclear thermal rockets? 1 2 3

   By passinglurker, May 25, 2016
   • 71 replies
   • 7.5k views
   • 
   • PB666
   • June 19, 2016

9. Should ESA do more

   By Kertech, June 16, 2016   

   • esa
   • 22 replies
   • 2.8k views
   • 
   • PB666
   • June 18, 2016

10. How The Earth Moves - Video

    By PakledHostage, June 18, 2016
    • 0 replies
    • 465 views
    • 
    • PakledHostage
    • June 18, 2016

11. The Mystery Star: HAT-P-22B/ISC 50750

    By ProtoJeb21, June 17, 2016   

    • binary or not?
    • 8 replies
    • 1.5k views
    • 
    • LordFerret
    • June 18, 2016

12. IRVEES Exoplanets

    By ProtoJeb21, June 18, 2016   

    • stuff
    • irvees
    • (and 1 more)

       Tagged with:

      • stuff
      • irvees
      • exoplanets
    • 2 replies
    • 1.2k views
    • 
    • ProtoJeb21
    • June 18, 2016

13. The Oberth Effect and Propulsive Efficiency

    By Silavite, June 17, 2016   

    • oberth effect
    • efficiency
    • 7 replies
    • 1.7k views
    • 
    • Snark
    • June 17, 2016

14. Old Nerva video by NASA

    By Spaceception, June 16, 2016
    • 10 replies
    • 1.5k views
    • 
    • DDE
    • June 17, 2016

15. LIGO Announcement - Live Now!!! 1 2 3

    By hypervelocity, February 11, 2016   

    • gravitational waves
    • 67 replies
    • 6.8k views
    • 
    • PB666
    • June 17, 2016

16. IRVEES Scientific Achievements

    By ProtoJeb21, June 15, 2016   

    • irvees
    • science!
    • 4 replies
    • 1.8k views
    • 
    • ProtoJeb21
    • June 16, 2016

17. So... i made this video about SpaceX

    By KerbalKid, June 14, 2016   

    • spacex
    • fake?
    • (and 1 more)

       Tagged with:

      • spacex
      • fake?
      • falcon 9
    • 5 replies
    • 1.2k views
    • 
    • Astrofox
    • June 16, 2016

18. Is it worth it to do a full shutdown of Windows 8/10 from time to time 1 2

    By Pawelk198604, June 12, 2016   

    • computer
    • 40 replies
    • 4.2k views
    • 
    • Plusck
    • June 16, 2016

19. 5 lost technologies that could've changed the world.

    By Spaceception, June 13, 2016
    • 22 replies
    • 2.6k views
    • 
    • passinglurker
    • June 16, 2016

20. On the subject of simulations and existence.

    By Guest, June 13, 2016   

    • simulation
    • existence
    • (and 1 more)

       Tagged with:

      • simulation
      • existence
      • computer?
    • 15 replies
    • 1.3k views
    • 
    • Guest
    • June 16, 2016

21. Pointy vs spherical space capsule 1 2

    By Pawelk198604, May 1, 2016   

    • space
    • 49 replies
    • 9.2k views
    • 
    • SSgt Baloo
    • June 15, 2016

22. June 2016 Delta IV Heavy Launch 1 2

    By DMagic, June 9, 2016
    • 34 replies
    • 4.5k views
    • 
    • Ten Key
    • June 15, 2016

23. Why NASA gave up on creating vandenberg launch in California

    By Pawelk198604, June 11, 2016   

    • nasa
    • hisory
    • (and 1 more)

       Tagged with:

      • nasa
      • hisory
      • space shuttle
    • 14 replies
    • 1.6k views
    • 
    • DDE
    • June 15, 2016

24. General Astronomy Questions

    By JMBuilder, June 10, 2016   

    • astronomy
    • questions
    • (and 1 more)

       Tagged with:

      • astronomy
      • questions
      • stuff
    • 8 replies
    • 1.3k views
    • 
    • cantab
    • June 15, 2016

25. ISP from different engines

    By Fri3s3N, June 13, 2016   

    • delta v
    • help
    • 2 replies
    • 782 views
    • 
    • DDE
    • June 14, 2016