Science & Spaceflight

8,450 topics in this forum

1. Would it be possible to "block" the effects of gravity.

   By FREEFALL1984, March 24, 2014
   • 15 replies
   • 2k views
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   • K^2
   • March 26, 2014

2. Why would a nation bother building a bombardment satellite?

   By ScallopPotato, March 25, 2014
   • 23 replies
   • 3.1k views
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   • musicpenguin
   • March 25, 2014

3. Debunk Help 1 2

   By JimmyAgent007, March 21, 2014
   • 39 replies
   • 4.3k views
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   • Drunken Hobo
   • March 25, 2014

4. Preparing the Soyuz for launch

   By Mitchz95, March 24, 2014
   • 10 replies
   • 2.1k views
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   • Jank
   • March 25, 2014

5. First Telescope? 1 2

   By ZodiaK, March 22, 2014
   • 27 replies
   • 4.2k views
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   • Mr. Entropy
   • March 24, 2014

6. Will we ever adjust the "zero-year" of our calendar? What's a good alternative? 1 2 3 4

   By iamaphazael, March 22, 2014
   • 82 replies
   • 6.4k views
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   • Specialist290
   • March 24, 2014

7. Alternative Cosmology continued 1 2

   By Z-Man, February 16, 2014
   • 33 replies
   • 5.1k views
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   • Z-Man
   • March 24, 2014

8. Warp bubbles within warp bubbles within warp bubbles.

   By FREEFALL1984, March 24, 2014
   • 13 replies
   • 1.8k views
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   • vger
   • March 24, 2014

9. Maths Help

   By Tristavius, March 24, 2014
   • 0 replies
   • 578 views
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   • Tristavius
   • March 24, 2014

10. orbital mechanics question: time for Apollo transfer to the Earth's Moon

    By munacademy, March 23, 2014
    • 11 replies
    • 3.8k views
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    • munacademy
    • March 24, 2014

11. Blue Mars

    By Vaebn, March 23, 2014
    • 6 replies
    • 1.8k views
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    • Sillychris
    • March 24, 2014

12. Why so many spacecraft america? 1 2

    By xenomorph555, March 19, 2014
    • 45 replies
    • 5.2k views
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    • problemecium
    • March 24, 2014

13. Bart Sibrel bothered the Apollo astronauts... This is the result

    By Tex, March 23, 2014
    • 2 replies
    • 1k views
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    • Vanamonde
    • March 23, 2014

14. Is it time to give interstellar travel a shot? 1 2 3 4 5

    By DarkStar64, March 11, 2014
    • 122 replies
    • 10.8k views
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    • SargeRho
    • March 23, 2014

15. is it possible to combine fantasy with sci-fi? 1 2 3

    By JtPB, March 4, 2014
    • 52 replies
    • 6.2k views
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    • Pigbear
    • March 23, 2014

16. First telescope, first clear night....and a really pleasant surprise.

    By air805ronin, March 20, 2014
    • 5 replies
    • 1.3k views
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    • air805ronin
    • March 23, 2014

17. Let's talk about centrifuges

    By Sillychris, March 22, 2014
    • 24 replies
    • 2.5k views
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    • K^2
    • March 22, 2014

18. Interstellar Precursor - When? How?

    By SSR Kermit, March 22, 2014
    • 3 replies
    • 925 views
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    • shynung
    • March 22, 2014

19. Jupiter

    By Rjhere, March 21, 2014
    • 4 replies
    • 1.9k views
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    • Motokid600
    • March 22, 2014

20. Building a Homemade Spacecraft

    By Lohan2008, March 20, 2014
    • 2 replies
    • 1k views
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    • KASASpace
    • March 22, 2014

21. Do any of you know why....

    By TechnicalK3rbal, March 21, 2014
    • 23 replies
    • 2k views
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    • Kerbart
    • March 22, 2014

22. Skylon may fly this year, first SSTO spaceplane? 1 2 3 4

    By Naten, March 17, 2014
    • 81 replies
    • 10.9k views
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    • sgt_flyer
    • March 21, 2014

23. An amazing video on how gravity works!

    By Tex, March 20, 2014
    • 2 replies
    • 1k views
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    • Tex
    • March 21, 2014

24. A fairly interesting video about quasars and the history of their discovery

    By nhnifong, March 21, 2014
    • 0 replies
    • 587 views
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    • nhnifong
    • March 21, 2014

25. Taylor Wilson and NERVA; check out his TED talk.

    By Dispatcher, March 19, 2014
    • 15 replies
    • 3.7k views
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    • Nuke
    • March 21, 2014