Astronomy and Cosmology

3712 topics in this forum

1. Curly stuff

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

2. gravitation?

   By chitrangda, October 10, 2007
   • 6 replies
   • 1.6k views
   • 
   • Sisyphus
   • October 14, 2007

3. International VLBA Project

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

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

   By Spyman, October 8, 2007
   • 2 replies
   • 1.1k views
   • 
   • Spyman
   • October 10, 2007

5. Astronomers Find Dust in the Wind of Black Holes

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

6. stars

   By sciman, October 4, 2007
   • 4 replies
   • 1.5k views
   • 
   • insane_alien
   • October 5, 2007

7. solar flare blows off a comet's tail (movie)

   By Martin, October 1, 2007
   • 1 reply
   • 2k views
   • 
   • JohnB
   • October 3, 2007

8. the science shows on directv speak of a asteriod/meteor will hit earth is it real ?

   By sandinista, August 28, 2007
   • 14 replies
   • 2.3k views
   • 
   • pioneer
   • September 25, 2007

9. Hubble flow interpretation

   By Jacques, September 19, 2007
   • 5 replies
   • 1.6k views
   • 
   • Spyman
   • September 21, 2007

10. Ultimate Ensemble

    By bascule, September 9, 2007
    • 6 replies
    • 1.7k views
    • 
    • bascule
    • September 14, 2007

11. What keeps matter in the unviverse "contained"

    By Money, September 8, 2007
    • 11 replies
    • 2k views
    • 
    • pioneer
    • September 9, 2007

12. Max Tegmark article on the cosmological necessity of parallel universes

    By bascule, September 8, 2007
    • 4 replies
    • 1.7k views
    • 
    • bascule
    • September 8, 2007

13. singularities and blackholes

    By Money, August 5, 2007
    • 15 replies
    • 2.4k views
    • 
    • Money
    • September 8, 2007

14. how is nomenclature of planets done?

    By chitrangda, September 5, 2007
    • 2 replies
    • 1.1k views
    • 
    • chitrangda
    • September 6, 2007

15. enough water vapor to fill the oceans on Earth five times inside the collapsing nest

    By Dr. Spitzer, August 29, 2007
    • 5 replies
    • 1.6k views
    • 
    • Martin
    • September 5, 2007

16. 200,000 elliptical galaxies aligned the same way

    By bascule, August 31, 2007
    • 3 replies
    • 1.5k views
    • 
    • Martin
    • August 31, 2007

17. Metric Expansion Questions

    By Luminal, August 21, 2007
    • 9 replies
    • 4.3k views
    • 
    • Martin
    • August 31, 2007

18. Microwave Background Radiation

    By igosaur, August 22, 2007
    • 17 replies
    • 2.3k views
    • 
    • YT2095
    • August 29, 2007

19. Astronomer vs. Astrophysicist?

    By mooeypoo, August 28, 2007
    • 8 replies
    • 2.8k views
    • 
    • swansont
    • August 29, 2007

20. Question on gravity

    By n_ka15, August 26, 2007
    • 15 replies
    • 2k views
    • 
    • sammyooba
    • August 28, 2007

21. Energy dependence in speed of light may have been observed

    By Martin, August 23, 2007
    • 5 replies
    • 1.6k views
    • 
    • BhavinB
    • August 27, 2007

22. Newbie Questions

    By sammyooba, August 17, 2007
    • 12 replies
    • 2.2k views
    • 
    • Jacques
    • August 24, 2007

23. questions about Galaxies and Blazars

    By Money, August 23, 2007
    • 5 replies
    • 1.5k views
    • 
    • RyanJ
    • August 23, 2007

24. The Black Hole at The Center of The Universe 1 2

    By astrocat, June 12, 2007
    • 41 replies
    • 7.7k views
    • 
    • igosaur
    • August 22, 2007

25. Message to the Overlords (Not even wrong)

    By Martin, August 19, 2007
    • 13 replies
    • 1.9k views
    • 
    • John Cuthber
    • August 20, 2007