Science & Spaceflight

8,467 topics in this forum

1. NASA Day of Remembrance

   By FleshJeb, February 8, 2019
   • 0 replies
   • 423 views
   • 
   • FleshJeb
   • February 8, 2019

2. Musk on Musk - "I mistakenly thought i was smart"

   By RedKraken, February 1, 2019
   • 14 replies
   • 1.2k views
   • 
   • Xd the great
   • February 7, 2019

3. 2018 VG18 “Farout”- A New Trans-Neptunian Planetoid

   By Ozymandias_the_Goat, December 18, 2018
   • 2 replies
   • 816 views
   • 
   • YNM
   • February 5, 2019

4. Bright bolide over the Florida. Explosion over Cuba.

   By Scotius, February 2, 2019
   • 9 replies
   • 1.1k views
   • 
   • DDE
   • February 4, 2019

5. Science, medicine, and quackery 1 2 3 4 6

   By sevenperforce, January 1, 2019
   • 132 replies
   • 8.2k views
   • 
   • kerbiloid
   • February 3, 2019

6. Martin 410 - a one-night stand between an iron, a donut, the TKS, and an RL-10?

   By DDE, January 29, 2019   

   • apollo program
   • 8 replies
   • 1.1k views
   • 
   • wumpus
   • February 1, 2019

7. Successful unscheduled aerial docking! (1940)

   By DDE, January 31, 2019   

   • too kerbal for jeb
   • 8 replies
   • 876 views
   • 
   • StrandedonEarth
   • February 1, 2019

8. The Hypatia Stone 1 2

   By James Kerman, January 10, 2018
   • 27 replies
   • 3.6k views
   • 
   • James Kerman
   • January 31, 2019

9. Starship Hopper mega-album

   By Clockwork13, January 25, 2019
   • 14 replies
   • 1.2k views
   • 
   • Xd the great
   • January 30, 2019

10. Cheap Steel Fairings for small payload Falcon 9 missions

    By RedKraken, January 23, 2019
    • 12 replies
    • 1.4k views
    • 
    • DerekL1963
    • January 29, 2019

11. These Are The Most Promising SETI Radio Signals

    By caballerodiez, January 28, 2019
    • 4 replies
    • 576 views
    • 
    • kerbiloid
    • January 28, 2019

12. Watching Eclipses From Space

    By sevenperforce, January 23, 2019
    • 21 replies
    • 1.7k views
    • 
    • Green Baron
    • January 27, 2019

13. Does you consider Vincent Freeman as hero or fraud?

    By Pawelk198604, September 2, 2017   

    • philosophy
    • science
    • 15 replies
    • 2.9k views
    • 
    • Pawelk198604
    • January 24, 2019

14. Gradient Field Imploding Liner Fusion Propulsion System: when laser propulsion meets enhanced magnetic compression

    By DDE, January 24, 2019   

    • always 20 years away
    • 2 replies
    • 492 views
    • 
    • DDE
    • January 24, 2019

15. Cotton growing on the Moon

    By KSK, January 16, 2019
    • 23 replies
    • 1.6k views
    • 
    • johnmorris
    • January 22, 2019

16. SpaceFund Reality Rating

    By Starman4308, January 19, 2019   

    • spacefund
    • reality rating
    • (and 1 more)

       Tagged with:

      • spacefund
      • reality rating
      • what are half these companies
    • 14 replies
    • 1.4k views
    • 
    • DDE
    • January 20, 2019

17. Space Nuclear Power 1 2 3

    By tater, May 2, 2018
    • 56 replies
    • 5.6k views
    • 
    • DDE
    • January 18, 2019

18. I wonder how many among yours would like being mission controller than astronaut, and why :-)

    By Pawelk198604, January 17, 2019   

    • space
    • 7 replies
    • 752 views
    • 
    • Superfluous J
    • January 18, 2019

19. New Tech, New prototypes, New concepts, New Stuff!

    By StrandedonEarth, January 15, 2019
    • 1 reply
    • 430 views
    • 
    • DDE
    • January 16, 2019

20. Rocket exhaust flowback

    By Xd the great, January 12, 2019
    • 19 replies
    • 1.9k views
    • 
    • magnemoe
    • January 16, 2019

21. Big Steel Rockets 1 2

    By RedKraken, January 11, 2019
    • 30 replies
    • 2.5k views
    • 
    • sh1pman
    • January 16, 2019

22. Spherical geometry

    By Delay, January 14, 2019
    • 15 replies
    • 1.6k views
    • 
    • Delay
    • January 15, 2019

23. I wonder if landing on one of the moons of Mars, Phobos or Deimos is not more realistic than on Mars itself 1 2

    By Pawelk198604, January 9, 2019
    • 26 replies
    • 3k views
    • 
    • KerikBalm
    • January 15, 2019

24. Changes In The Earth's Magnetosphere

    By James Kerman, January 14, 2019   

    • magnetosphere
    • pole shift
    • 19 replies
    • 1.3k views
    • 
    • Green Baron
    • January 15, 2019

25. Do car wheels spin fast enough to work as gyroscope/reaction wheels? 1 2

    By goduranus, January 8, 2019
    • 28 replies
    • 5k views
    • 
    • YNM
    • January 13, 2019