Physics, Space Science and Theories

1,717 topics in this forum

1. Catching a rogue planet

   By jnb, October 22, 2014
   • 15 replies
   • 2k views
   • 
   • rwg
   • October 22, 2014

2. Questions about Origin

   By Qualia, October 21, 2014
   • 4 replies
   • 968 views
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   • Qualia
   • October 22, 2014

3. Black body spectrum

   By mrjaffa, October 15, 2014
   • 12 replies
   • 1.4k views
   • 
   • PeterW
   • October 20, 2014

4. Weight and temperature? 1 2

   By Stargazer33, October 8, 2014
   • 25 replies
   • 2k views
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   • Stargazer33
   • October 17, 2014

5. Fermats Last Theorem and π

   By kirkster501, September 15, 2014
   • 5 replies
   • 806 views
   • 
   • Physicist13
   • October 16, 2014

6. X-37B Return from Orbit

   By barkis, October 13, 2014
   • 3 replies
   • 943 views
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   • BenDavis
   • October 14, 2014

7. building a new kind of spaceship i have idea! 1 2

   By turbotim, March 22, 2011
   • 27 replies
   • 4.7k views
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   • Zakalwe
   • October 11, 2014

8. Galaxy mergers can create spirals, perhaps?

   By ollypenrice, September 28, 2014
   • 4 replies
   • 794 views
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   • JulianO
   • September 29, 2014

9. Wind-high speed air particles,how do you get air particles to move that quickly without heat?

   By Astrodob, August 27, 2014
   • 10 replies
   • 1.5k views
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   • Dave Lloyd
   • September 26, 2014

10. Viability of the oscillating universe model - Black holes turning into white holes and retaining info until the Big Crunch

    By Rolci, September 23, 2014
    • 0 replies
    • 1k views
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    • Rolci
    • September 23, 2014

11. Amazing 3D animation of Rosetta orbital approach

    By Crebles, August 5, 2014
    • 6 replies
    • 1.6k views
    • 
    • Mr NOOB
    • September 14, 2014

12. geology of Mars' Gale Crater and Mount Sharp

    By David E Palmer, September 13, 2014
    • 0 replies
    • 802 views
    • 
    • David E Palmer
    • September 13, 2014

13. Laniakea! Our Home Supercluster. Paper in Nature and beautiful animations.

    By Crebles, September 3, 2014
    • 6 replies
    • 2.2k views
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    • AstroTux
    • September 4, 2014

14. Russia confirms death of five geckos on space sex mission

    By Crebles, September 3, 2014   

    • gecko
    • spacesex
    • 0 replies
    • 769 views
    • 
    • Crebles
    • September 3, 2014

15. What is a force ? 1 2

    By Cath, August 25, 2014
    • 31 replies
    • 2k views
    • 
    • PM_ME_URANUS
    • September 2, 2014

16. s10

    By Ronnie67, August 9, 2014
    • 2 replies
    • 1k views
    • 
    • Ronnie67
    • September 1, 2014

17. What happens if Betelgeuse goes supernova? 1 2 3

    By hwsoderlund, May 17, 2012
    • 58 replies
    • 10.2k views
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    • Wyvern
    • August 25, 2014

18. Would you get the exact same universe from a common starting point? 1 2

    By Cath, August 18, 2014
    • 40 replies
    • 2.2k views
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    • Tiki
    • August 22, 2014

19. Question regarding the sun and earth.

    By Cloengaa, July 28, 2014
    • 10 replies
    • 927 views
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    • jasonspaced
    • August 19, 2014

20. Explaining expansion. 1 2

    By ollypenrice, July 17, 2014
    • 48 replies
    • 3.2k views
    • 
    • nameunknown
    • August 15, 2014

21. New "impossible" engine works, could change space travel forever.

    By Laurie61, August 1, 2014
    • 12 replies
    • 1.6k views
    • 
    • NickK
    • August 14, 2014

22. CARGO CULT SCIENCE by Richard Feynman

    By JRWASTRO, August 5, 2014
    • 1 reply
    • 1.3k views
    • 
    • michael.h.f.wilkinson
    • August 6, 2014

23. James Burke The other side of the moon 1979

    By Laurie61, August 6, 2014
    • 0 replies
    • 779 views
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    • Laurie61
    • August 6, 2014

24. Any people on here done a physics degree?

    By Henry1990, July 30, 2014
    • 16 replies
    • 1.3k views
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    • AstroJon
    • August 4, 2014

25. Does Venus really have a runaway greenhouse effect at all?

    By rfdesigner, July 30, 2014
    • 7 replies
    • 954 views
    • 
    • rfdesigner
    • July 30, 2014