Astronomy and Cosmology

3709 topics in this forum

1. Dark Matter = Black Holes?

   By Daymare17, November 27, 2005
   • 5 replies
   • 1.6k views
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   • luc
   • December 13, 2005

2. A big bang in an infinite flat universe? 1 2

   By bascule, December 7, 2005
   • 32 replies
   • 3.8k views
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   • guardian
   • December 10, 2005

3. Do we really need dark matter?

   By kenshin, December 6, 2005
   • 5 replies
   • 1.3k views
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   • kenshin
   • December 7, 2005

4. Solar energy absorbed by earth per unit of time

   By [Tycho?], November 17, 2005
   • 16 replies
   • 5.6k views
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   • CanadaAotS
   • December 7, 2005

5. Dark matter chemistry?

   By Xyph, November 28, 2005
   • 8 replies
   • 1.7k views
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   • timo
   • November 30, 2005

6. Probe samples asteroid and starts home

   By Martin, November 29, 2005
   • 4 replies
   • 1.1k views
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   • Martin
   • November 30, 2005

7. Would a polar reversal effect the Earth's rotational axis or wobble???

   By RichF, November 29, 2005
   • 0 replies
   • 1k views
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   • RichF
   • November 29, 2005

8. Drake Equation

   By herpguy, November 20, 2005
   • 2 replies
   • 961 views
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   • DV8 2XL
   • November 26, 2005

9. Venus?

   By gophert, November 20, 2005
   • 7 replies
   • 1.4k views
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   • gophert
   • November 23, 2005

10. Only 1 billion years left 1 2 3

    By MaxCathedral, September 25, 2005
    • 51 replies
    • 7.4k views
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    • aj47
    • November 23, 2005

11. Astronomy at Angkor Wat

    By cchea, November 17, 2005
    • 8 replies
    • 6.7k views
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    • cchea
    • November 23, 2005

12. Questions on LQG and LQC 1 2

    By Royston, October 18, 2005
    • 26 replies
    • 3.4k views
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    • Martin
    • November 21, 2005

13. Moon Ring

    By Moonmirror, November 19, 2005
    • 11 replies
    • 1.9k views
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    • aj47
    • November 21, 2005

14. Anyone heard of this site?

    By Bettina, November 16, 2005
    • 1 reply
    • 777 views
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    • bascule
    • November 16, 2005

15. He could have signed his name

    By Martin, October 13, 2005
    • 22 replies
    • 3.8k views
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    • Martin
    • November 16, 2005

16. moon = sun in size on retina

    By gib65, November 15, 2005
    • 8 replies
    • 1.9k views
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    • Douglas
    • November 15, 2005

17. Time before and during the Big Bang

    By Martin, November 12, 2005
    • 4 replies
    • 1.4k views
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    • Martin
    • November 13, 2005

18. Kepler and Newton

    By fairylight, November 13, 2005
    • 1 reply
    • 868 views
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    • swansont
    • November 13, 2005

19. Newton

    By fairylight, November 10, 2005
    • 1 reply
    • 970 views
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    • timo
    • November 10, 2005

20. Why are planets round

    By Jerry_Hall, November 10, 2005
    • 2 replies
    • 873 views
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    • YT2095
    • November 10, 2005

21. what possibility pluto is uncaptured moon

    By mr d, November 3, 2005
    • 3 replies
    • 1k views
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    • mr d
    • November 9, 2005

22. Semi-major Axis and Dark Matter

    By gmacrider, October 31, 2005
    • 8 replies
    • 1.6k views
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    • gmacrider
    • November 8, 2005

23. GM - standard gravitational parameter...?

    By h4tt3n, November 5, 2005
    • 2 replies
    • 11.5k views
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    • tony873004
    • November 6, 2005

24. Argument about light from first stars

    By Martin, November 6, 2005
    • 0 replies
    • 926 views
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    • Martin
    • November 6, 2005

25. Copernicus face told from his skull

    By Martin, November 5, 2005
    • 2 replies
    • 1.5k views
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    • LucidDreamer
    • November 5, 2005