Astronomy and Cosmology

3685 topics in this forum

1. a dent in a tin can

   By YT2095, February 15, 2006
   • 6 replies
   • 1.3k views
   • 
   • Snake_Arts
   • February 16, 2006

2. A different look at the big bang.

   By aman, July 14, 2002
   • 12 replies
   • 2.1k views
   • 
   • alt_f13
   • August 19, 2003

3. A different view of dimensions.

   By Yash, March 20, 2013
   • 0 replies
   • 1.4k views
   • 
   • Yash
   • March 20, 2013

4. A different view of singularity

   By bigsplit, October 7, 2005
   • 5 replies
   • 1.6k views
   • 
   • bigsplit
   • October 15, 2005

5. A doubt!

   By chinmayrshah, August 3, 2011
   • 14 replies
   • 2.3k views
   • 
   • ajb
   • August 10, 2011

6. A few dumb questions

   By Cmac22, May 12, 2008
   • 5 replies
   • 1.2k views
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   • Klaynos
   • May 22, 2008

7. A few questions

   By DTonesXD, May 19, 2014
   • 11 replies
   • 1.7k views
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   • Acme
   • May 20, 2014

8. A few Questions about Earths Orbital Speed Around the Sun.

   By TheCuriousMind, February 16, 2023
   • 6 replies
   • 467 views
   • 
   • studiot
   • February 16, 2023

9. A few thoughts on timeline & entropy 1 2

   By Djordje, March 16, 2011
   • 28 replies
   • 4k views
   • 
   • Djordje
   • March 21, 2011

10. a flat universe? 1 2 3

    By infoseeker, March 5, 2005
    • 59 replies
    • 5.5k views
    • 
    • crzykllrghst
    • March 25, 2005

11. A fractal universe?

    By Sorcerer, July 21, 2014
    • 6 replies
    • 1.4k views
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    • Sorcerer
    • July 26, 2014

12. A galaxie from embrio to fetus

    By 36grit, October 28, 2011
    • 6 replies
    • 1.7k views
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    • Realitycheck
    • November 1, 2011

13. A gap of matter

    By booper54, December 26, 2003
    • 7 replies
    • 2k views
    • 
    • elfin vampire
    • January 4, 2004

14. A habitable Planet... 1 2 3

    By Aigbusted, November 10, 2007
    • 60 replies
    • 7.7k views
    • 
    • Airbrush
    • March 11, 2016

15. A HOLE in the UNIVERSE

    By joshuam168, August 13, 2008
    • 6 replies
    • 1.5k views
    • 
    • Arch2008
    • August 19, 2008

16. a letter to neil degrasse tyson from me

    By Guest, January 1, 1970
    • 0 replies
    • 972 views
    • 
    • Guest
    • January 1, 1970

17. A Link to Hubble's Web Site

    By us.2u, February 7, 2005
    • 2 replies
    • 1k views
    • 
    • kotake
    • February 23, 2005

18. A magnetic field cannot rotate faster than (c)...

    By Guest Fashiontrance, October 24, 2003
    • 2 replies
    • 1.3k views
    • 
    • aman
    • October 24, 2003

19. A Milky Quasar?

    By GeeKay, January 6, 2015
    • 7 replies
    • 1.4k views
    • 
    • Airbrush
    • January 10, 2015

20. A moon coverall to simulate Earth gravity on the Moon

    By harlock, March 8, 2019
    • 8 replies
    • 988 views
    • 
    • Carrock
    • March 13, 2019

21. A Neptune Mass Planet in the Oort Cloud

    By Astrobuff, June 30, 2007
    • 7 replies
    • 2.2k views
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    • Ophiolite
    • July 5, 2007

22. A New Area Law in General Relativity, questions.

    By beecee, July 26, 2019
    • 7 replies
    • 893 views
    • 
    • Mordred
    • July 27, 2019

23. A New Cosmological Redshift

    By Guest, January 1, 1970
    • 0 replies
    • 982 views
    • 
    • Guest
    • January 1, 1970

24. A New Hypothesis of The Creation of Lightning

    By Ronny Rondonuwu, July 8, 2004
    • 6 replies
    • 5.8k views
    • 
    • Ronny Rondonuwu
    • July 12, 2004

25. A new style reflecting telescope

    By square173205, November 19, 2007
    • 4 replies
    • 1.6k views
    • 
    • John Cuthber
    • November 19, 2007