Astronomy and Cosmology

3705 topics in this forum

1. Source of cosmic rays identified

   By Martin, November 10, 2007
   • 1 reply
   • 1.3k views
   • 
   • Norman Albers
   • November 10, 2007

2. Missing Black Hole Report: Hundreds Found!

   By Dr. Spitzer, November 8, 2007
   • 3 replies
   • 1k views
   • 
   • Norman Albers
   • November 9, 2007

3. Pulsing pulsars

   By Norman Albers, November 8, 2007
   • 2 replies
   • 901 views
   • 
   • Norman Albers
   • November 8, 2007

4. Question about BH, Matter & Anti-

   By Mrednaxe, November 7, 2007
   • 2 replies
   • 1.1k views
   • 
   • Jacques
   • November 7, 2007

5. Could this work?

   By playaj20008, November 5, 2007
   • 4 replies
   • 1.1k views
   • 
   • Mr Skeptic
   • November 5, 2007

6. A new theory on the origin of the universe

   By NLN, November 2, 2007
   • 2 replies
   • 1.1k views
   • 
   • DrDNA
   • November 3, 2007

7. Age of the Universe

   By CDarwin, October 28, 2007
   • 12 replies
   • 1.7k views
   • 
   • Mr Skeptic
   • November 2, 2007

8. The next international Gen Rel and Cosmology conference (December in India)

   By Martin, October 31, 2007
   • 0 replies
   • 891 views
   • 
   • Martin
   • October 31, 2007

9. Manipulative ideas for Solar system

   By diggerdoo, October 28, 2007
   • 3 replies
   • 2.2k views
   • 
   • iNow
   • October 31, 2007

10. The Next Lunar Lander

    By mooeypoo, October 30, 2007
    • 0 replies
    • 851 views
    • 
    • mooeypoo
    • October 30, 2007

11. 50th anniversary of space exploration

    By Royston, October 5, 2007
    • 8 replies
    • 1.8k views
    • 
    • Mr Skeptic
    • October 27, 2007

12. photo of Mars rover at edge of crater taken from orbit

    By Martin, October 9, 2006
    • 20 replies
    • 3.2k views
    • 
    • grifter
    • October 27, 2007

13. Need some astronomy help

    By CaptainHawk1, October 25, 2007
    • 6 replies
    • 19.8k views
    • 
    • grifter
    • October 27, 2007

14. origin of hydrogen

    By alexsciri, October 22, 2007
    • 16 replies
    • 10.7k views
    • 
    • DrDNA
    • October 24, 2007

15. centauri explosion/implosion

    By alexsciri, October 23, 2007
    • 6 replies
    • 1.1k views
    • 
    • Mr Skeptic
    • October 23, 2007

16. Gravity and Galaxies

    By foodchain, October 20, 2007
    • 2 replies
    • 1.2k views
    • 
    • Spyman
    • October 22, 2007

17. Report Urges U.S. to Pursue Space-Based Solar Power

    By TZH, October 16, 2007
    • 10 replies
    • 1.6k views
    • 
    • Dak
    • October 18, 2007

18. Incredibly Earth-like planet found 20 light years away

    By bascule, October 16, 2007
    • 3 replies
    • 1k views
    • 
    • Spyman
    • October 17, 2007

19. Apophis; What would YOU do?

    By Benjamin, September 28, 2007
    • 19 replies
    • 2.1k views
    • 
    • Edtharan
    • October 16, 2007

20. Curly stuff

    By Fred56, October 16, 2007
    • 0 replies
    • 823 views
    • 
    • Fred56
    • October 16, 2007

21. gravitation?

    By chitrangda, October 10, 2007
    • 6 replies
    • 1.5k views
    • 
    • Sisyphus
    • October 14, 2007

22. International VLBA Project

    By Fred56, October 11, 2007
    • 2 replies
    • 1.1k views
    • 
    • Fred56
    • October 11, 2007

23. Long-lost 'Potentially Hazardous Asteroid' re-located

    By Spyman, October 8, 2007
    • 2 replies
    • 1k views
    • 
    • Spyman
    • October 10, 2007

24. Astronomers Find Dust in the Wind of Black Holes

    By Dr. Spitzer, October 10, 2007
    • 0 replies
    • 889 views
    • 
    • Dr. Spitzer
    • October 10, 2007

25. stars

    By sciman, October 4, 2007
    • 4 replies
    • 1.4k views
    • 
    • insane_alien
    • October 5, 2007