Astronomy and Cosmology

3712 topics in this forum

1. Interesting, star older than the universe?? 1 2

   By 36grit, March 28, 2013
   • 35 replies
   • 4.6k views
   • 
   • Iggy
   • May 15, 2013

2. Adventures of the Armchair Astronaut

   By kamakshi, May 11, 2013
   • 2 replies
   • 1.2k views
   • 
   • kamakshi
   • May 11, 2013

3. Tesseract

   By Yash, May 5, 2013
   • 2 replies
   • 3.2k views
   • 
   • mathematic
   • May 5, 2013

4. The likely effects of gravity waves (should they exist)

   By GeeKay, April 26, 2013
   • 7 replies
   • 1.5k views
   • 
   • imatfaal
   • May 3, 2013

5. Dark Energy?

   By Mastercoolguy123, May 2, 2013
   • 4 replies
   • 1.2k views
   • 
   • Delta1212
   • May 2, 2013

6. Big Bang and changing laws of physics

   By SplitInfinity, April 14, 2013
   • 15 replies
   • 2k views
   • 
   • SplitInfinity
   • May 2, 2013

7. How can I see early light from the big bang? Have I travelled faster than it?

   By psjmartin, April 3, 2013
   • 9 replies
   • 1.9k views
   • 
   • Iggy
   • May 1, 2013

8. Drifting moon. Why still so near?

   By Tim the plumber, April 19, 2013
   • 12 replies
   • 1.7k views
   • 
   • Airbrush
   • April 30, 2013

9. black hole mass

   By 36grit, February 10, 2013
   • 13 replies
   • 2.5k views
   • 
   • krash661
   • April 29, 2013

10. Shape of the universe question.

    By OnlyOneMan, April 17, 2013
    • 2 replies
    • 1.4k views
    • 
    • StringJunky
    • April 17, 2013

11. Extra Solar Planet Detection

    By waitaminute, March 31, 2013
    • 23 replies
    • 3.4k views
    • 
    • ccwebb
    • April 8, 2013

12. The Universe was always the same size?

    By Banshii, April 5, 2013
    • 1 reply
    • 991 views
    • 
    • Iggy
    • April 7, 2013

13. What determines the direction the "disk" shape faces of galaxys and solarsystems?

    By Banshii, April 5, 2013
    • 5 replies
    • 1.4k views
    • 
    • Enthalpy
    • April 6, 2013

14. VY Canis Majoris vs The Sun? Question

    By Fanghur, April 4, 2013
    • 1 reply
    • 2.6k views
    • 
    • Chrispen Evan
    • April 4, 2013

15. Question about M-theory and the big bang

    By cassanda_complex, April 4, 2013
    • 1 reply
    • 1k views
    • 
    • Arch2008
    • April 4, 2013

16. How Are Planetary Orbits Self-Correcting, or Self-Regulating?

    By Seeking Science, March 27, 2013
    • 10 replies
    • 2.4k views
    • 
    • Enthalpy
    • April 3, 2013

17. Does weight on earth vary as a function of earth-moon distance?

    By Griffon, March 16, 2013
    • 18 replies
    • 2.5k views
    • 
    • John Cuthber
    • April 2, 2013

18. Dark matter role in chosmoshpere

    By 36grit, March 28, 2013
    • 3 replies
    • 1.3k views
    • 
    • Enthalpy
    • April 1, 2013

19. why did we move faster than light?

    By philaj, March 28, 2013
    • 8 replies
    • 1.8k views
    • 
    • Chrispen Evan
    • March 30, 2013

20. Did God create the universe? 1 2

    By Arjun Artro, December 1, 2012
    • 45 replies
    • 6.5k views
    • 
    • 36grit
    • March 24, 2013

21. Inflation: expansion faster then the speed of light??

    By JustCurious?!, March 22, 2013
    • 1 reply
    • 1.2k views
    • 
    • ajb
    • March 22, 2013

22. Matter-Antimatter Asymmtery and Black Hole Evaporation

    By JustCurious?!, March 20, 2013
    • 6 replies
    • 2k views
    • 
    • JustCurious?!
    • March 22, 2013

23. Rendering stars

    By Przemyslaw.Gruchala, March 13, 2013
    • 5 replies
    • 3k views
    • 
    • Przemyslaw.Gruchala
    • March 21, 2013

24. Private Space Satellite Project

    By JohnCli, March 6, 2013
    • 9 replies
    • 2.4k views
    • 
    • JohnCli
    • March 21, 2013

25. A different view of dimensions.

    By Yash, March 20, 2013
    • 0 replies
    • 1.5k views
    • 
    • Yash
    • March 20, 2013