Science & Spaceflight

8,477 topics in this forum

1. Space Shuttle V2 Thought Experiment 1 2 3 4 7

   By shynung, May 12, 2015
   • 168 replies
   • 23.3k views
   • 
   • sevenperforce
   • March 1, 2016

2. A Quick and Cheap Way to get Ethanol in Space! :D

   By fredinno, February 29, 2016
   • 5 replies
   • 1.1k views
   • 
   • Vanamonde
   • March 1, 2016

3. Is this rocket still active?

   By fredinno, February 27, 2016
   • 8 replies
   • 1.1k views
   • 
   • Delta_8930
   • February 29, 2016

4. Ideal manned interplanetary spaceship

   By sevenperforce, February 24, 2016   

   • nuclear
   • gravity
   • (and 1 more)

      Tagged with:

     • nuclear
     • gravity
     • spaceship
   • 18 replies
   • 3.9k views
   • 
   • sevenperforce
   • February 29, 2016

5. Layout of a large, high end interplanetary spacecraft 1 2

   By SomeGuy123, February 23, 2016
   • 37 replies
   • 5.7k views
   • 
   • sevenperforce
   • February 29, 2016

6. Humans in a high-g environment

   By lugge, February 29, 2016
   • 13 replies
   • 1.6k views
   • 
   • sevenperforce
   • February 29, 2016

7. Happy February 29

   By Pawelk198604, February 29, 2016   

   • calender
   • 0 replies
   • 371 views
   • 
   • Pawelk198604
   • February 29, 2016

8. Interplanetary relations

   By Spaceception, February 27, 2016   

   • no politics religion or ideology please :)
   • 23 replies
   • 1.6k views
   • 
   • wumpus
   • February 29, 2016

9. Do you think life can form around around M-class Stars? 1 2

   By TheSealBrigade, February 26, 2016
   • 33 replies
   • 2.4k views
   • 
   • sevenperforce
   • February 29, 2016

10. Exotic Life

    By Spaceception, February 27, 2016   

    • astrobiology
    • exotic life
    • (and 1 more)

       Tagged with:

      • astrobiology
      • exotic life
      • aliens
    • 17 replies
    • 1.7k views
    • 
    • fredinno
    • February 29, 2016

11. Which is the coolest (Major) outer moon? 1 2

    By Spaceception, February 17, 2016
    • 31 replies
    • 3.7k views
    • 
    • Bioman222
    • February 29, 2016

12. Adaptable landing legs, for landing on slopes and/or uneven surfaces

    By SSgt Baloo, February 28, 2016
    • 5 replies
    • 1.2k views
    • 
    • SSgt Baloo
    • February 29, 2016

13. Does it snow CO2 at Earth's poles?

    By Findthepin1, February 27, 2016
    • 7 replies
    • 1.1k views
    • 
    • lajoswinkler
    • February 28, 2016

14. Independent NASA Safety panel says that SLS/Orion, along with Commerical Crew Development schedule pressure is creating safety issues

    By fredinno, February 27, 2016   

    • sls
    • orion
    • (and 1 more)

       Tagged with:

      • sls
      • orion
      • nasa
    • 13 replies
    • 1.5k views
    • 
    • Bill Phil
    • February 28, 2016

15. My right arm did some spookiness not too long ago!

    By Souper, February 27, 2016   

    • temporary alien hand syndrome
    • numbness
    • (and 1 more)

       Tagged with:

      • temporary alien hand syndrome
      • numbness
      • neurons
    • 11 replies
    • 1.4k views
    • 
    • katateochi
    • February 28, 2016

16. Neutron Star/ White Dwarf life possible?

    By fredinno, February 26, 2016
    • 15 replies
    • 1.9k views
    • 
    • fredinno
    • February 28, 2016

17. Pyrite 1 2

    By Findthepin1, February 23, 2016
    • 27 replies
    • 4k views
    • 
    • pincushionman
    • February 27, 2016

18. Why was work on Scobodny Cosmodrome cancelled for building Vostochny?

    By fredinno, February 27, 2016
    • 8 replies
    • 1.6k views
    • 
    • fredinno
    • February 27, 2016

19. If you think the non-celestial space of our galaxy is empty . . . .

    By PB666, February 24, 2016   

    • milky way
    • radioastronomy
    • 13 replies
    • 1.7k views
    • 
    • DerekL1963
    • February 27, 2016

20. Mathematics. What is it anyway? 1 2

    By LN400, February 24, 2016   

    • mathematics
    • philosophy
    • (and 1 more)

       Tagged with:

      • mathematics
      • philosophy
      • pure mathematics
    • 44 replies
    • 4.4k views
    • 
    • fredinno
    • February 27, 2016

21. Sedna Probe? 1 2 3

    By Sanic, January 21, 2016   

    • dwarf planet
    • sedna
    • 69 replies
    • 7k views
    • 
    • fredinno
    • February 27, 2016

22. DIY Image Compression Algorithms (warning: the computer science in this thread is real, image heavy)

    By Nuke, June 6, 2015
    • 19 replies
    • 6k views
    • 
    • Nuke
    • February 27, 2016

23. What do you think about the Europa Mission

    By TheSealBrigade, February 26, 2016
    • 3 replies
    • 549 views
    • 
    • Spaceception
    • February 26, 2016

24. What do you think about Apollo 12

    By Pawelk198604, February 24, 2016   

    • space
    • nassa
    • (and 1 more)

       Tagged with:

      • space
      • nassa
      • apollo
    • 17 replies
    • 2.1k views
    • 
    • KerbonautInTraining
    • February 26, 2016

25. Challenge: build an improvised rocket. 1 2

    By sevenperforce, February 24, 2016   

    • improv
    • rocket design
    • (and 1 more)

       Tagged with:

      • improv
      • rocket design
      • household
    • 37 replies
    • 8.4k views
    • 
    • p1t1o
    • February 25, 2016