Astronomy and Cosmology

3714 topics in this forum

1. Photons

   By DarthDooku, October 26, 2004
   • 8 replies
   • 1.7k views
   • 
   • CPL.Luke
   • October 31, 2004

2. What is Solar wind?

   By KingKong, October 28, 2004
   • 5 replies
   • 1.7k views
   • 
   • swansont
   • October 28, 2004

3. Solar Refelctor

   By ed84c, October 27, 2004
   • 5 replies
   • 1.3k views
   • 
   • RICHARDBATTY
   • October 28, 2004

4. My photos of the lunar eclipse

   By blike, October 28, 2004
   • 3 replies
   • 1k views
   • 
   • ed84c
   • October 28, 2004

5. Total Lunar Ecplipse Tonight

   By aurigus, October 27, 2004
   • 13 replies
   • 2.5k views
   • 
   • Gilded
   • October 28, 2004

6. Life on Earth TNG

   By MadScientist, October 13, 2004
   • 24 replies
   • 3.4k views
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   • Ophiolite
   • October 26, 2004

7. Is this possible

   By ledzeppelin3, October 23, 2004
   • 6 replies
   • 1.6k views
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   • Playmaker03
   • October 25, 2004

8. Jupiter's Storm

   By psi20, October 18, 2004
   • 6 replies
   • 1.7k views
   • 
   • JohnB
   • October 24, 2004

9. Extraterrestrials 1 2

   By Thrand, September 24, 2004
   • 34 replies
   • 4.7k views
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   • Sorcerer
   • October 24, 2004

10. Hubble Controversy

    By DarthDooku, October 20, 2004
    • 5 replies
    • 1.9k views
    • 
    • DarthDooku
    • October 20, 2004

11. Redshift and Universe expansion

    By Guest 7andy, October 19, 2004
    • 3 replies
    • 1.4k views
    • 
    • TheProphet
    • October 20, 2004

12. Stars photographed orbiting Black Hole

    By Martin, October 12, 2004
    • 2 replies
    • 1.1k views
    • 
    • Martin
    • October 17, 2004

13. Galaxies

    By Thrand, September 24, 2004
    • 2 replies
    • 1.4k views
    • 
    • albymangles
    • October 13, 2004

14. Earth's Second Moon

    By ydoaPs, October 11, 2004
    • 9 replies
    • 2k views
    • 
    • 5614
    • October 12, 2004

15. gravitation pull

    By mab, September 29, 2004
    • 8 replies
    • 1.5k views
    • 
    • Severian
    • October 12, 2004

16. the dimensions

    By toolman, July 26, 2004
    • 22 replies
    • 3.3k views
    • 
    • Severian
    • October 12, 2004

17. When will high traffic space flights begin?

    By alt_f13, August 16, 2004
    • 9 replies
    • 1.8k views
    • 
    • Mad Mardigan
    • October 11, 2004

18. Gravity and gases

    By mab, October 7, 2004
    • 3 replies
    • 1.7k views
    • 
    • swansont
    • October 10, 2004

19. Dark Energy 1 2 3

    By ydoaPs, July 6, 2004
    • 51 replies
    • 8k views
    • 
    • aguy2
    • October 7, 2004

20. Ability for Human Life on Other Planets

    By apollo2011, October 2, 2004
    • 21 replies
    • 3.9k views
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    • ydoaPs
    • October 7, 2004

21. Is Space vacuum (empty)

    By mab, September 29, 2004
    • 6 replies
    • 1.7k views
    • 
    • ed84c
    • October 2, 2004

22. Big Bang Question

    By mcoy, September 28, 2004
    • 4 replies
    • 1.6k views
    • 
    • Martin
    • October 1, 2004

23. Navigation in space

    By [Tycho?], September 28, 2004
    • 18 replies
    • 2.2k views
    • 
    • Martin
    • October 1, 2004

24. where light goes

    By mab, September 22, 2004
    • 13 replies
    • 2.1k views
    • 
    • Edisonian
    • September 29, 2004

25. Antimatter 1 2

    By ydoaPs, August 23, 2004
    • 42 replies
    • 5.4k views
    • 
    • Edisonian
    • September 29, 2004