Astronomy and Cosmology

3714 topics in this forum

1. Cosmology Questions

   By Giacomo525, February 6, 2006
   • 9 replies
   • 1.9k views
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   • aguy2
   • February 7, 2006

2. Are there any antimatter galaxies?

   By mr d, February 6, 2006
   • 7 replies
   • 1.5k views
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   • aguy2
   • February 6, 2006

3. Particle physics and space exploration

   By Severian, February 4, 2006
   • 4 replies
   • 1.5k views
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   • PhDP
   • February 6, 2006

4. wind without air?

   By alcanfor, January 28, 2006
   • 8 replies
   • 3.7k views
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   • alcanfor
   • January 28, 2006

5. Multiple dimensions of space

   By jackonaut, January 25, 2006
   • 4 replies
   • 1.5k views
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   • timo
   • January 25, 2006

6. brightness, planets and the naked eye

   By padren, January 22, 2006
   • 4 replies
   • 1.4k views
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   • tony873004
   • January 24, 2006

7. Small Comets, Dr Louis Frank, & Water in Space

   By John L, January 21, 2006
   • 8 replies
   • 2k views
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   • John L
   • January 23, 2006

8. Great Red Spot Question

   By herpguy, January 22, 2006
   • 7 replies
   • 1.2k views
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   • Ophiolite
   • January 22, 2006

9. Snow on Mars Created Glaciers Near Equator

   By herpguy, January 21, 2006
   • 4 replies
   • 1.2k views
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   • aguy2
   • January 21, 2006

10. Stardust@home

    By Airmid, January 21, 2006
    • 0 replies
    • 817 views
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    • Airmid
    • January 21, 2006

11. Seeing planets in front of suns

    By MacroQuantum, January 20, 2006
    • 1 reply
    • 1.1k views
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    • Molotov
    • January 20, 2006

12. Distance and space expansion

    By Jacques, January 13, 2006
    • 17 replies
    • 2.5k views
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    • philcandless
    • January 20, 2006

13. Lightning comes from Space

    By Erich, August 10, 2005
    • 9 replies
    • 2.2k views
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    • Erich
    • January 16, 2006

14. "Scientists moot gravity-busting hyperdrive"

    By Jimmy Ray, January 12, 2006
    • 6 replies
    • 1.5k views
    • 
    • Jimmy Ray
    • January 13, 2006

15. Biggest Contributors to Astronomy

    By Martian, January 12, 2006
    • 2 replies
    • 1.3k views
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    • aguy2
    • January 12, 2006

16. Cosmic Background Radiation is sum of the stars

    By Kedas, January 8, 2006
    • 12 replies
    • 1.6k views
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    • Kedas
    • January 12, 2006

17. Can causality and symmetry teach us anything about cosmology? 1 2

    By bascule, January 5, 2006
    • 26 replies
    • 3.9k views
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    • aguy2
    • January 8, 2006

18. space and time created at the Big Bang

    By gib65, January 4, 2006
    • 18 replies
    • 2.5k views
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    • Stringtheory
    • January 8, 2006

19. planets

    By rabid_dog, January 5, 2006
    • 1 reply
    • 943 views
    • 
    • [Tycho?]
    • January 5, 2006

20. One question regarding the light!

    By tuzzer, January 3, 2006
    • 4 replies
    • 1.2k views
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    • swansont
    • January 3, 2006

21. Neutron density; stable or unstable?

    By sunspot, January 2, 2006
    • 4 replies
    • 1k views
    • 
    • swansont
    • January 3, 2006

22. Crystal cube 3D maps of the universe

    By Martin, December 25, 2005
    • 2 replies
    • 3.8k views
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    • Martin
    • December 26, 2005

23. questions related to telescope.....

    By albertlee, December 25, 2005
    • 0 replies
    • 973 views
    • 
    • albertlee
    • December 25, 2005

24. 'Buffy' (2004 XR190) puzzles astronomers

    By andy lloyd, December 13, 2005
    • 2 replies
    • 2.1k views
    • 
    • andy lloyd
    • December 25, 2005

25. Galaxies and star formation

    By sunspot, December 22, 2005
    • 9 replies
    • 1.5k views
    • 
    • insane_alien
    • December 22, 2005