Science & Spaceflight

8,466 topics in this forum

1. Nuclear salt water rocket

   By kiwiak, January 28, 2014
   • 9 replies
   • 3.7k views
   • 
   • Alchemist
   • January 28, 2014

2. soyuz the underappreciated workhorse? 1 2 3 4 12

   By crazyewok, December 26, 2013
   • 287 replies
   • 33.9k views
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   • sjwt
   • January 28, 2014

3. Books on the Moon Landing

   By Mr Shifty, July 10, 2013
   • 7 replies
   • 2.3k views
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   • General Rarity
   • January 28, 2014

4. Philosophical Questioning of Reality 1 2

   By Dominatus, January 23, 2014
   • 27 replies
   • 3.6k views
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   • SuperFastJellyfish
   • January 27, 2014

5. Orbital Mechanics Textbooks - suggestions

   By S4qFBxkFFg, November 28, 2013
   • 8 replies
   • 5.8k views
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   • Agamemnon
   • January 27, 2014

6. Live launch: NASA’s Tracking and Data Relay Satellite TDRS-L 1 2

   By Kerbin Dallas Multipass, January 23, 2014
   • 43 replies
   • 7.1k views
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   • Roastduck
   • January 27, 2014

7. Realistic Planetkillers 1 2 3

   By Coldfinger008, December 22, 2013
   • 51 replies
   • 8.4k views
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   • Rhidian
   • January 26, 2014

8. Israel Space Week

   By dragoncannon, January 26, 2014
   • 0 replies
   • 922 views
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   • dragoncannon
   • January 26, 2014

9. Cinematic Video

   By EliteShadowLeo, January 26, 2014
   • 2 replies
   • 1k views
   • 
   • EliteShadowLeo
   • January 26, 2014

10. Earth second moon?

    By cziken20, January 23, 2014
    • 16 replies
    • 3.2k views
    • 
    • minerman30
    • January 26, 2014

11. Ethics of eating alien meat, interstellar carnivores and sentient meals.

    By MBobrik, January 25, 2014
    • 24 replies
    • 3.7k views
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    • lajoswinkler
    • January 26, 2014

12. What direction should NASA go after SLS? 1 2 3 4 5

    By Skyler4856, January 20, 2014
    • 107 replies
    • 11.4k views
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    • Skyler4856
    • January 26, 2014

13. Supersonic aircraft

    By jrphilps, January 25, 2014
    • 19 replies
    • 4.9k views
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    • K^2
    • January 25, 2014

14. a hidden planet in a lagrange point 1 2

    By MC.STEEL, January 24, 2014
    • 42 replies
    • 7.4k views
    • 
    • K^2
    • January 25, 2014

15. (Relatively) Good Gaming computer for under 1000$ 1 2

    By Skyler4856, January 15, 2014
    • 26 replies
    • 5k views
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    • Redrobin
    • January 25, 2014

16. Mun's surface composition?

    By Souper, January 22, 2014
    • 9 replies
    • 1.7k views
    • 
    • Jug head
    • January 25, 2014

17. How would you design a satellite to last 5 billion years? 1 2 3

    By nhnifong, January 14, 2014
    • 61 replies
    • 7.5k views
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    • thunderstar
    • January 25, 2014

18. My Ramblings On Dark Energy And Space-Time 1 2

    By Sylandro, January 15, 2014
    • 37 replies
    • 3.7k views
    • 
    • J.Random
    • January 25, 2014

19. Polish space thruster

    By czokletmuss, January 23, 2014
    • 17 replies
    • 3.4k views
    • 
    • sgt_flyer
    • January 24, 2014

20. Windchill factors in the media

    By PakledHostage, January 9, 2014
    • 20 replies
    • 3.4k views
    • 
    • PakledHostage
    • January 24, 2014

21. G-FOLD Diversion Test

    By Thiel, January 23, 2014
    • 8 replies
    • 1.9k views
    • 
    • magnemoe
    • January 24, 2014

22. Oort clound

    By Jacob01, January 23, 2014
    • 10 replies
    • 2k views
    • 
    • Ralathon
    • January 24, 2014

23. Rapid space exploration development scenarios

    By kiwiak, January 16, 2014
    • 14 replies
    • 2.2k views
    • 
    • meve12
    • January 24, 2014

24. Messier 82 Super Nova explosion (Visible from Earth)

    By Sickle, January 23, 2014
    • 2 replies
    • 1.9k views
    • 
    • Scotius
    • January 24, 2014

25. Optimal angle for a rocket.

    By mardlamock, January 23, 2014
    • 15 replies
    • 3.5k views
    • 
    • K^2
    • January 24, 2014