Astronomy and Cosmology

3709 topics in this forum

1. limits of edge of universe

   By qwerty, May 3, 2005
   • 17 replies
   • 2.2k views
   • 
   • nomadd22
   • May 12, 2005

2. Planet X

   By Edisonian, May 2, 2005
   • 11 replies
   • 1.9k views
   • 
   • luc
   • May 8, 2005

3. skys??

   By computerages, May 6, 2005
   • 1 reply
   • 935 views
   • 
   • jutntog1
   • May 6, 2005

4. Satellite question

   By Johnny5, April 29, 2005
   • 1 reply
   • 941 views
   • 
   • Johnny5
   • May 3, 2005

5. a Begining and End

   By who_knows, April 29, 2005
   • 7 replies
   • 1.6k views
   • 
   • jutntog1
   • May 3, 2005

6. Has anyone here used the software mentioned here before?

   By Johnny5, April 28, 2005
   • 0 replies
   • 767 views
   • 
   • Johnny5
   • April 28, 2005

7. I need help understanding the "celestial sphere"

   By Johnny5, April 27, 2005
   • 10 replies
   • 1.5k views
   • 
   • Johnny5
   • April 28, 2005

8. Is there a way to find out the current Earth-sun distance?

   By Johnny5, April 25, 2005
   • 11 replies
   • 6.9k views
   • 
   • swansont
   • April 27, 2005

9. Effect of earth's pole reversal ?

   By Guest addy, April 27, 2005
   • 3 replies
   • 966 views
   • 
   • swansont
   • April 27, 2005

10. I need help with 'black hole' paper

    By Guest dusk_wolf, April 18, 2005
    • 3 replies
    • 786 views
    • 
    • Guest
    • April 26, 2005

11. Question: Can the sun change it's polarity?

    By Johnny5, April 25, 2005
    • 8 replies
    • 1.3k views
    • 
    • Johnny5
    • April 25, 2005

12. If any of these definitions are wrong, please let me know

    By Johnny5, April 25, 2005
    • 2 replies
    • 878 views
    • 
    • Johnny5
    • April 25, 2005

13. Does anyone know why the Arctic and Antarctic circles are at 66.5 degress?

    By Johnny5, April 25, 2005
    • 8 replies
    • 3.5k views
    • 
    • Johnny5
    • April 25, 2005

14. Mars?

    By Asimov Pupil, April 24, 2005
    • 5 replies
    • 1.1k views
    • 
    • Jacques
    • April 25, 2005

15. Life: your thoughts

    By luc, April 24, 2005
    • 7 replies
    • 1.4k views
    • 
    • Nevermore
    • April 25, 2005

16. I want to learn to read star charts does anyone know how?

    By Johnny5, April 21, 2005
    • 6 replies
    • 1.8k views
    • 
    • Jacques
    • April 25, 2005

17. Random Astronomy question

    By Johnny5, April 23, 2005
    • 3 replies
    • 1k views
    • 
    • swansont
    • April 24, 2005

18. Beyond Hubble

    By BlackHole, April 23, 2005
    • 0 replies
    • 800 views
    • 
    • BlackHole
    • April 23, 2005

19. More Stars than Atoms on Earth?

    By mustang292, April 15, 2005
    • 15 replies
    • 8.3k views
    • 
    • mustang292
    • April 21, 2005

20. The universal velocity of the solar system

    By SpaceTime, April 8, 2005
    • 6 replies
    • 1.4k views
    • 
    • Megadeth
    • April 21, 2005

21. Has polar ice been discovered on Mercury?

    By vertigonight, April 5, 2005
    • 4 replies
    • 1.3k views
    • 
    • us.2u
    • April 20, 2005

22. How is space expanding ? 1 2 3 4 6

    By Spyman, March 18, 2005
    • 130 replies
    • 16.3k views
    • 
    • Spyman
    • April 20, 2005

23. The Living Universe

    By Guest gem8717, April 1, 2005
    • 6 replies
    • 1.4k views
    • 
    • Guest
    • April 20, 2005

24. Spyman gave me an idea about light 1 2 3

    By Johnny5, April 14, 2005
    • 51 replies
    • 6.4k views
    • 
    • BlackHole
    • April 20, 2005

25. Research: Early Universe Was Liquid-Like

    By mustang292, April 19, 2005
    • 3 replies
    • 1.1k views
    • 
    • Ophiolite
    • April 19, 2005