Astronomy and Cosmology

3705 topics in this forum

1. Size of the Universe

   By MolotovCocktail, March 5, 2007
   • 12 replies
   • 2k views
   • 
   • Martin
   • March 6, 2007

2. Black Holes..

   By Wearden, March 5, 2007
   • 3 replies
   • 1.1k views
   • 
   • Wearden
   • March 5, 2007

3. how?????

   By young-albert, March 1, 2007
   • 4 replies
   • 1.2k views
   • 
   • Wearden
   • March 5, 2007

4. measuring the speed of the Earth 1 2

   By gib65, December 4, 2006
   • 25 replies
   • 3.7k views
   • 
   • Wearden
   • March 4, 2007

5. Solar System - Mars

   By Airmid, January 6, 2007
   • 11 replies
   • 2.1k views
   • 
   • weknowthewor
   • March 3, 2007

6. Best telescope

   By weknowthewor, March 2, 2007
   • 1 reply
   • 805 views
   • 
   • YT2095
   • March 2, 2007

7. Dark matter

   By Pre4edgc, February 28, 2007
   • 2 replies
   • 993 views
   • 
   • Klaynos
   • March 1, 2007

8. schwarzschild radius

   By young-albert, February 22, 2007
   • 5 replies
   • 1.5k views
   • 
   • Martin
   • March 1, 2007

9. structure of universe

   By young-albert, February 22, 2007
   • 7 replies
   • 1.5k views
   • 
   • young-albert
   • March 1, 2007

10. Mystery of Galaxies Full of Dark Matter Solved?

    By GutZ, February 17, 2007
    • 1 reply
    • 884 views
    • 
    • GutZ
    • February 28, 2007

11. Light Travelling Through Space.

    By Wearden, February 26, 2007
    • 6 replies
    • 1.3k views
    • 
    • Wearden
    • February 27, 2007

12. Proposed computer experiment for determining the age of the universe

    By Gustafson, S, February 18, 2007
    • 10 replies
    • 1.6k views
    • 
    • John Cuthber
    • February 27, 2007

13. 3D Dark Matter Map

    By Royston, January 9, 2007
    • 17 replies
    • 2k views
    • 
    • Royston
    • February 23, 2007

14. is the sun losing mass?

    By spikerz66, February 19, 2007
    • 18 replies
    • 3k views
    • 
    • D H
    • February 22, 2007

15. Big Bang Foolishness

    By ydoaPs, January 21, 2007
    • 14 replies
    • 3k views
    • 
    • RoyalXBlood
    • February 21, 2007

16. Dark Energy

    By Norman Albers, January 24, 2007
    • 13 replies
    • 1.7k views
    • 
    • Norman Albers
    • February 19, 2007

17. Earth makes noise ?

    By weknowthewor, February 14, 2007
    • 4 replies
    • 1.1k views
    • 
    • YT2095
    • February 15, 2007

18. Light speed... 1 2 3 4 5

    By SockCymbal, January 29, 2004
    • 103 replies
    • 13.7k views
    • 
    • JohnB
    • February 12, 2007

19. The Universe, Never ending, Never Starting

    By dude2k5, February 4, 2007
    • 5 replies
    • 1.4k views
    • 
    • Norman Albers
    • February 11, 2007

20. Causes of surface tension?

    By weknowthewor, February 10, 2007
    • 6 replies
    • 1.3k views
    • 
    • Bignose
    • February 10, 2007

21. The universe is infinite and eternal. There is no god.

    By ZGSON, January 27, 2007
    • 1 reply
    • 982 views
    • 
    • Phi for All
    • January 27, 2007

22. Question conserning Neutron stars

    By reyam200, January 4, 2007
    • 11 replies
    • 2k views
    • 
    • Norman Albers
    • January 24, 2007

23. Could we detect a nuclear explosion near a nearby star?

    By Neil9327, January 20, 2007
    • 3 replies
    • 1.1k views
    • 
    • [Tycho?]
    • January 20, 2007

24. "Pillars of Creation" in Nebula dead, but article wrong?

    By padren, January 10, 2007
    • 2 replies
    • 1k views
    • 
    • Spyman
    • January 10, 2007

25. Question on Comets and Asteroids

    By the_EEPER, January 23, 2006
    • 4 replies
    • 1.4k views
    • 
    • [Tycho?]
    • January 5, 2007