Astronomy and Space

1,484 topics in this forum

1. Big Bang Blasted 1 2 3 4 11

   By Eduffy80911, January 16, 2007
   • 174 replies
   • 30.3k views
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   • Pluto
   • October 6, 2007

2. Space Junk Re-entry Today?

   By EWright, October 3, 2007
   • 1 reply
   • 1.5k views
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   • Turtle
   • October 5, 2007

3. Out-of-the-box Travelling Space

   By Jet2, August 20, 2007
   • 8 replies
   • 1.8k views
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   • Jet2
   • September 19, 2007

4. Huge Galaxy Collision!!! 1 2 3

   By Dr. Spitzer, August 6, 2007
   • 50 replies
   • 7.3k views
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   • Pluto
   • September 14, 2007

5. Craters on Earth and the other Planets 1 2 3 4 5

   By Harry Costas, November 6, 2006
   • 80 replies
   • 16k views
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   • LaurieAG
   • September 13, 2007

6. Orbital Ratios

   By Jay-qu, September 6, 2007
   • 3 replies
   • 1.6k views
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   • Jay-qu
   • September 7, 2007

7. Great "Cosmic Nothingness" found 1 2

   By Hill, August 25, 2007
   • 29 replies
   • 4.6k views
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   • Michaelangelica
   • August 31, 2007

8. Pioneer 10/11 Anomaly - New look

   By FrankM, August 21, 2007
   • 1 reply
   • 1.3k views
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   • FrankM
   • August 25, 2007

9. Space Tourism

   By freeztar, July 27, 2007
   • 7 replies
   • 1.8k views
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   • Stargazer
   • August 20, 2007

10. Mirror Matter

    By Moontanman, June 10, 2007
    • 15 replies
    • 2.5k views
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    • Moontanman
    • August 19, 2007

11. Plasma

    By Pluto, August 14, 2007
    • 4 replies
    • 1.3k views
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    • Pluto
    • August 15, 2007

12. Once flat always flat and reverse?

    By sanctus, July 12, 2007
    • 6 replies
    • 1.4k views
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    • LaurieAG
    • August 14, 2007

13. Classifying galaxies - citizen science

    By Hill, August 10, 2007
    • 7 replies
    • 1.5k views
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    • Pluto
    • August 12, 2007

14. Solar Flares 1 2 3

    By Mike C, July 14, 2007
    • 39 replies
    • 5.7k views
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    • Mike C
    • August 1, 2007

15. Comoving-physical coord. problem

    By sanctus, July 2, 2007
    • 1 reply
    • 1.1k views
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    • sanctus
    • August 1, 2007

16. SpaceShipOne...will they make it?

    By Tormod, September 30, 2004
    • 7 replies
    • 3k views
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    • InfiniteNow
    • July 28, 2007

17. Elements formed in Big Bang not in stars or supernovae 1 2

    By scerri, July 18, 2007
    • 25 replies
    • 3.2k views
    • 
    • Pluto
    • July 26, 2007

18. Where was the original supernova or other event that created our sun?

    By Megatron, July 25, 2007
    • 1 reply
    • 1.1k views
    • 
    • Pluto
    • July 25, 2007

19. Open Letter About BBU

    By Mike C, July 22, 2007
    • 4 replies
    • 1.1k views
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    • Mike C
    • July 25, 2007

20. The Big Rip 1 2

    By johnhuey, July 5, 2007
    • 32 replies
    • 4.1k views
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    • Pluto
    • July 14, 2007

21. Finite or Infinite?

    By addicted-, June 27, 2007
    • 10 replies
    • 1.8k views
    • 
    • coldcreation
    • July 12, 2007

22. Space flight

    By btjunkie, July 11, 2007
    • 1 reply
    • 1.2k views
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    • Buffy
    • July 12, 2007

23. Colonizing Space 1 2 3

    By charles brough, June 24, 2007
    • 34 replies
    • 6.1k views
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    • snoopy
    • July 3, 2007

24. Peter Lynds

    By NLN, June 30, 2007
    • 5 replies
    • 1.5k views
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    • snoopy
    • July 2, 2007

25. Is our universe only a small part of a larger whole? 1 2

    By lamb.charlie, June 19, 2007
    • 21 replies
    • 10k views
    • 
    • lamb.charlie
    • July 2, 2007