Astronomy and Cosmology

3685 topics in this forum

1. Successful Planck/Herschel launch today

   By Martin, May 14, 2009
   • 2 replies
   • 877 views
   • 
   • Martin
   • May 15, 2009

2. Could the big bang still be happening?

   By cameron marical, May 12, 2009
   • 10 replies
   • 3.9k views
   • 
   • timo
   • May 15, 2009

3. Current News in the exiting field of Astronomy and Cosmology

   By X-matter, April 21, 2009
   • 3 replies
   • 1.2k views
   • 
   • The Bear's Key
   • May 12, 2009

4. Dark matter

   By bascule, May 11, 2009
   • 5 replies
   • 984 views
   • 
   • Severian
   • May 12, 2009

5. Number Crunchers vs. Creativity in Cosmology

   By teranko, May 11, 2009
   • 1 reply
   • 791 views
   • 
   • Martin
   • May 11, 2009

6. Earth's Rotational Axis as Related to the Sun (2nd question)

   By SwampeastMike, May 10, 2009
   • 0 replies
   • 719 views
   • 
   • SwampeastMike
   • May 10, 2009

7. Concerted response to the most common cosmo confusions

   By Martin, May 6, 2009
   • 18 replies
   • 2k views
   • 
   • jackson33
   • May 10, 2009

8. Entropy and Expansion

   By Eric0728, May 10, 2009
   • 0 replies
   • 626 views
   • 
   • Eric0728
   • May 10, 2009

9. Science Comedian Riffs on Hydrogen and Helium

   By sciencecomedian, May 9, 2009
   • 0 replies
   • 639 views
   • 
   • sciencecomedian
   • May 9, 2009

10. The stars....

    By Improvision, April 29, 2009
    • 8 replies
    • 1.5k views
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    • Martin
    • May 7, 2009

11. Your Top 3 Fermi Paradox Solutions 1 2

    By Luminal, July 13, 2007
    • 27 replies
    • 4.2k views
    • 
    • h4tt3n
    • May 6, 2009

12. Black Hole time travel?

    By Inquisitor, April 2, 2009
    • 11 replies
    • 2k views
    • 
    • froarty
    • May 5, 2009

13. Planet sailing through the cosmos very fast?

    By Baby Astronaut, April 23, 2009
    • 6 replies
    • 1.3k views
    • 
    • Baby Astronaut
    • May 4, 2009

14. Questions on zero-point energy

    By Simpleton, May 2, 2009
    • 4 replies
    • 972 views
    • 
    • Simpleton
    • May 3, 2009

15. can a black hole exist inside of another black hole? 1 2

    By noz92, August 8, 2004
    • 32 replies
    • 5.9k views
    • 
    • universe2009
    • May 1, 2009

16. Earth's Rotational Axis as Related to the Sun

    By SwampeastMike, April 28, 2009
    • 7 replies
    • 1.4k views
    • 
    • J.C.MacSwell
    • April 30, 2009

17. Birth of Galaxies Theory

    By norefillsx, April 28, 2009
    • 1 reply
    • 770 views
    • 
    • jackson33
    • April 29, 2009

18. 13 billion year old GRB

    By Arch2008, April 28, 2009
    • 19 replies
    • 2.3k views
    • 
    • Martin
    • April 29, 2009

19. Dummies Advocate

    By AO2012, April 19, 2009
    • 15 replies
    • 1.6k views
    • 
    • GDG
    • April 29, 2009

20. Randomness or Decisive?

    By norefillsx, April 28, 2009
    • 3 replies
    • 874 views
    • 
    • norefillsx
    • April 28, 2009

21. Just how fast and unexpected life could end

    By norefillsx, April 28, 2009
    • 2 replies
    • 758 views
    • 
    • norefillsx
    • April 28, 2009

22. Most Likely Ending

    By antimatter, April 2, 2009
    • 24 replies
    • 3.8k views
    • 
    • Airbrush
    • April 27, 2009

23. anti-matter

    By jamey2k9, April 23, 2009
    • 4 replies
    • 1.2k views
    • 
    • swansont
    • April 24, 2009

24. Kepler mission and the HZ planet search

    By Martin, March 20, 2009
    • 8 replies
    • 1.7k views
    • 
    • Airbrush
    • April 23, 2009

25. What would SETI pick up from Earth's signals?

    By CaptainPanic, April 22, 2009
    • 2 replies
    • 884 views
    • 
    • Megabrain
    • April 22, 2009