Science & Spaceflight

8,449 topics in this forum

1. Lightsabers?

   By keanukeno21, September 30, 2013
   • 1 reply
   • 918 views
   • 
   • Canopus
   • September 30, 2013

2. What's this piece on the Apollo LM?

   By bigdad84, September 29, 2013
   • 3 replies
   • 1.1k views
   • 
   • bigdad84
   • September 30, 2013

3. Dihydrogen monoxide hoax (Why a water hoax?) 1 2 3

   By Designer225, September 14, 2013
   • 63 replies
   • 14.1k views
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   • Drunken Hobo
   • September 29, 2013

4. Veiwing Jupiter for the first time!

   By Rjhere, September 28, 2013
   • 10 replies
   • 6.3k views
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   • Rjhere
   • September 29, 2013

5. traveling at the speed of light.

   By Umlüx, September 27, 2013
   • 11 replies
   • 2.1k views
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   • K^2
   • September 29, 2013

6. Welcome to the ISS Cygnus!

   By tom1499, September 29, 2013
   • 0 replies
   • 664 views
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   • tom1499
   • September 29, 2013

7. Orbital speed

   By Nachtwind, September 29, 2013
   • 7 replies
   • 1.8k views
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   • Nachtwind
   • September 29, 2013

8. What was the president quote for the apollo 1 tragedy?

   By goldenpeach, September 29, 2013
   • 3 replies
   • 1.5k views
   • 
   • hugix
   • September 29, 2013

9. Relative Movement...

   By Euracil, August 12, 2013
   • 16 replies
   • 3.6k views
   • 
   • GregoryNeal
   • September 29, 2013

10. Water found on Mars! 1 2

    By daveboy2000, September 26, 2013
    • 27 replies
    • 3.9k views
    • 
    • magnemoe
    • September 28, 2013

11. Diesel to mechanical energy to eletrical to motor (like on trains)

    By rpayne88, September 28, 2013
    • 12 replies
    • 2.6k views
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    • Seret
    • September 28, 2013

12. Apollo 11 Question 1 2

    By PetahSchwetah, September 26, 2013
    • 25 replies
    • 5.2k views
    • 
    • razark
    • September 27, 2013

13. Help, heliocentric gravitational constant

    By ArthurCVI, September 27, 2013
    • 2 replies
    • 2.7k views
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    • K^2
    • September 27, 2013

14. [Photography] Droolicious Shuttle 360 photos

    By nothke, September 27, 2013
    • 1 reply
    • 824 views
    • 
    • Mr Shifty
    • September 27, 2013

15. Mars Hopper Concept

    By Kerbin Dallas Multipass, September 26, 2013
    • 9 replies
    • 2.4k views
    • 
    • lajoswinkler
    • September 27, 2013

16. What is the equations for the delta-v needed for an altitude change.

    By goldenpeach, September 26, 2013
    • 4 replies
    • 6k views
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    • goldenpeach
    • September 27, 2013

17. What if you were in control of NASA? 1 2

    By WestAir, May 13, 2013
    • 48 replies
    • 7.3k views
    • 
    • ndwiggins
    • September 26, 2013

18. Would we colonize a planet already inhabited? 1 2 3

    By Deadpangod3, September 17, 2013
    • 50 replies
    • 8.9k views
    • 
    • DaveStrider
    • September 26, 2013

19. So I'm having this argument with an acquaintance

    By Kerbal01, September 26, 2013
    • 14 replies
    • 2.2k views
    • 
    • softweir
    • September 26, 2013

20. What If we Made alot of Labs with Blimps???

    By BattleDroid Commander, September 15, 2013
    • 2 replies
    • 860 views
    • 
    • Dkmdlb
    • September 26, 2013

21. Watch soyouz launch live! 1 2 3

    By goldenpeach, September 24, 2013
    • 74 replies
    • 6.1k views
    • 
    • Mr Shifty
    • September 26, 2013

22. What things would be universal knowledge among intelligent civilizations? 1 2

    By bradley101, September 5, 2013
    • 42 replies
    • 5.7k views
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    • Pds314
    • September 26, 2013

23. Does gas giants have "habitable zones"?

    By ReptilianGameplays, September 16, 2013
    • 13 replies
    • 3.1k views
    • 
    • beck
    • September 26, 2013

24. Can Earth "Keep" Another Moon? 1 2

    By ReptilianGameplays, September 15, 2013
    • 33 replies
    • 5.1k views
    • 
    • Pds314
    • September 26, 2013

25. Some reasons behind Cold Fusion's controversy 1 2

    By JMBuilder, September 24, 2013
    • 40 replies
    • 5.3k views
    • 
    • JMBuilder
    • September 26, 2013