Astronomy and Cosmology

3705 topics in this forum

1. sun

   By japan rocks/andromeda, March 28, 2010
   • 6 replies
   • 1.7k views
   • 
   • michel123456
   • April 1, 2010

2. What is dark matter doing here

   By japan rocks/andromeda, March 27, 2010
   • 10 replies
   • 2k views
   • 
   • Airbrush
   • March 31, 2010

3. What is out there

   By japan rocks/andromeda, March 27, 2010
   • 3 replies
   • 1k views
   • 
   • jackson33
   • March 31, 2010

4. our universe

   By japan rocks/andromeda, March 27, 2010
   • 3 replies
   • 976 views
   • 
   • npts2020
   • March 30, 2010

5. Yet an other look at, how things might work.

   By Simpleton, March 30, 2010
   • 0 replies
   • 704 views
   • 
   • Simpleton
   • March 30, 2010

6. The Big Crunch

   By KholdStunner, March 5, 2005
   • 10 replies
   • 1.8k views
   • 
   • purintjp
   • March 30, 2010

7. The milky way

   By japan rocks/andromeda, March 28, 2010
   • 2 replies
   • 861 views
   • 
   • Leader Bee
   • March 29, 2010

8. Life

   By japan rocks/andromeda, March 27, 2010
   • 3 replies
   • 858 views
   • 
   • bobhikes
   • March 29, 2010

9. Galaxy

   By japan rocks/andromeda, March 28, 2010
   • 4 replies
   • 830 views
   • 
   • japan rocks/andromeda
   • March 28, 2010

10. the abyss

    By japan rocks/andromeda, March 28, 2010
    • 0 replies
    • 719 views
    • 
    • japan rocks/andromeda
    • March 28, 2010

11. I am in need of ...

    By ewmon, March 28, 2010
    • 0 replies
    • 628 views
    • 
    • ewmon
    • March 28, 2010

12. Origin of Saturn's Rings — from Inner Moons ???

    By Widdekind, March 12, 2010
    • 2 replies
    • 2.2k views
    • 
    • Widdekind
    • March 28, 2010

13. question about critical density

    By shakes, March 27, 2010
    • 0 replies
    • 744 views
    • 
    • shakes
    • March 27, 2010

14. Wondering whats at the core of our planet and sun.

    By mia4ever, March 26, 2010
    • 7 replies
    • 3.6k views
    • 
    • Airbrush
    • March 27, 2010

15. Lagrangian Points

    By JamesBrown, March 27, 2010
    • 1 reply
    • 651 views
    • 
    • Cap'n Refsmmat
    • March 27, 2010

16. Black holes and Hawking radiation

    By Simpleton, March 26, 2010
    • 2 replies
    • 844 views
    • 
    • Simpleton
    • March 26, 2010

17. Big Bang vs the shape of the universe

    By madscience, March 20, 2010
    • 2 replies
    • 1.1k views
    • 
    • Martin
    • March 22, 2010

18. The true nature of dark matter

    By Realitycheck, March 9, 2010
    • 24 replies
    • 2.7k views
    • 
    • ajb
    • March 22, 2010

19. gravity force speed

    By galen, March 18, 2010
    • 3 replies
    • 1k views
    • 
    • galen
    • March 19, 2010

20. A thought on the search for other Earths

    By Chromed1, March 16, 2010
    • 3 replies
    • 1.1k views
    • 
    • williamthegreat
    • March 19, 2010

21. gravity - gravitons or warped space-time?

    By tomc, December 23, 2008
    • 14 replies
    • 3.4k views
    • 
    • toastywombel
    • March 18, 2010

22. Planck set to launch Wedn. 15 hours Europe time---US breakfast-time

    By Martin, May 14, 2009
    • 3 replies
    • 1k views
    • 
    • toastywombel
    • March 18, 2010

23. So whats this i hear about a flat cosmological model of the universe?

    By Zolar V, March 15, 2010
    • 9 replies
    • 1.3k views
    • 
    • Airbrush
    • March 17, 2010

24. Who gets what?

    By Law, March 13, 2010
    • 4 replies
    • 1.2k views
    • 
    • Airbrush
    • March 16, 2010

25. A question on the Big Bang

    By Darkchilde, March 16, 2010
    • 2 replies
    • 801 views
    • 
    • Darkchilde
    • March 16, 2010