Science & Spaceflight

8,482 topics in this forum

1. One way or Return. 1 2

   By B787_300, April 21, 2013
   • 26 replies
   • 4.7k views
   • 
   • ramses
   • April 26, 2013

2. Pendulum Rocket Fallacy?

   By LongbowEOD, April 25, 2013
   • 4 replies
   • 9.1k views
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   • K^2
   • April 25, 2013

3. SpaceX Grasshopper Hovers at 250 meters (820 feet)

   By Latcarf, April 23, 2013
   • 12 replies
   • 3.8k views
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   • Kerbface
   • April 24, 2013

4. Question about SpaceX Falcon reusable first stage

   By metaphor, April 24, 2013
   • 6 replies
   • 2.6k views
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   • B787_300
   • April 24, 2013

5. Washclothes in Space

   By techonce, April 22, 2013
   • 2 replies
   • 1.4k views
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   • Latcarf
   • April 23, 2013

6. The Astronomy Club, All are welcome!

   By GOOMH, April 19, 2013
   • 2 replies
   • 1.1k views
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   • GOOMH
   • April 23, 2013

7. What's the usual "safe orbital distance" between two neighbur LEO satellites?

   By Cesrate, April 21, 2013
   • 8 replies
   • 7.7k views
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   • Cesrate
   • April 22, 2013

8. Geostationary orbit

   By EvilotionCR2, October 9, 2012
   • 10 replies
   • 5.2k views
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   • Nibb31
   • April 22, 2013

9. M5000's Interstellar Drive Concept

   By M5000, April 20, 2013
   • 17 replies
   • 5.1k views
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   • ROFLCopter64bit
   • April 22, 2013

10. Orbital Bombardment from Retrograde Solar Orbit

    By SunJumper, April 19, 2013
    • 11 replies
    • 3.9k views
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    • magnemoe
    • April 22, 2013

11. Nanobots, Magnets, and Artificial Gravity

    By SunJumper, October 19, 2012
    • 4 replies
    • 2.6k views
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    • K^2
    • April 21, 2013

12. Anybody excited for the Antares Launch today?

    By bigdad84, April 20, 2013
    • 5 replies
    • 1.8k views
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    • Anachronda
    • April 21, 2013

13. Kepler keeps on finding stuff

    By Rune, April 19, 2013
    • 13 replies
    • 2.5k views
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    • Awaras
    • April 21, 2013

14. Lunar Landing Today

    By SunJumper, April 21, 2013
    • 3 replies
    • 1.3k views
    • 
    • Scotius
    • April 21, 2013

15. Epidemic Stupidity followed by Epidemic Measles

    By bsalis, April 21, 2013
    • 1 reply
    • 1.1k views
    • 
    • Awaras
    • April 21, 2013

16. Do you heard about Meteor rocket program

    By Pawelk198604, April 20, 2013
    • 0 replies
    • 879 views
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    • Pawelk198604
    • April 20, 2013

17. Future Timeline of Space Exploration [WIP]

    By NASAFanboy, April 18, 2013
    • 17 replies
    • 3.8k views
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    • M5000
    • April 20, 2013

18. Who's the top dog in particle physics?

    By Drunkrobot, April 19, 2013
    • 1 reply
    • 1.3k views
    • 
    • Stochasty
    • April 19, 2013

19. Space Travel: Where will we be by 2070? 1 2 3

    By SunJumper, October 14, 2012
    • 73 replies
    • 11.4k views
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    • Holo
    • April 19, 2013

20. Moon's Moon

    By Swexic, October 16, 2012
    • 13 replies
    • 3.7k views
    • 
    • mamgnemoe
    • April 19, 2013

21. Rotating circumplanetary ring structure. Math heavy.

    By SunJumper, October 18, 2012
    • 11 replies
    • 2.8k views
    • 
    • HarvesteR
    • October 19, 2012

22. What if?

    By bradley101, October 19, 2012
    • 5 replies
    • 1.3k views
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    • karolus10
    • October 19, 2012

23. Space Docks, Orbital Refueling Stations and other such things.

    By bradley101, October 19, 2012
    • 1 reply
    • 1.2k views
    • 
    • Nikolai
    • October 19, 2012

24. Apollo concept designs?

    By Tupin, October 17, 2012
    • 8 replies
    • 5.3k views
    • 
    • Milo Kurtiss
    • October 19, 2012

25. Earth-sized planet found orbiting Alpha Centauri B

    By NovaSilisko, October 17, 2012
    • 21 replies
    • 4.7k views
    • 
    • zpox357
    • October 19, 2012