Forum: Astronomy & Cosmology

The scientific study of matter in outer space and the astrophysical study of the history, structure, and constituent dynamics of the universe..

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Sticky: Interesting astronomical events and observing tips Started by ricci70‎, October 20th, 2008 04:23 AM 2 Pages • 1 2	Replies: 125 Views: 16,679	Last Post By Nehushtan March 8th, 2013, 05:20 PM
Sticky: The basis of modern cosmology Started by DrRocket‎, January 4th, 2011 12:05 AM	Replies: 25 Views: 4,255	Last Post By Dishmaster September 20th, 2011, 05:34 PM
Sticky: Rules on homework help - READ THIS BEFORE POSTING OR HELPING Started by Dishmaster‎, November 15th, 2008 12:28 PM	Replies: 0 Views: 2,879	Last Post By Dishmaster November 15th, 2008, 12:28 PM

Planet-Hunting Kepler Spacecraft Suffers Major Failure Started by cosmictraveler‎, May 16th, 2013 06:40 AM	Replies: 5 Views: 126	Last Post By mat5592 May 22nd, 2013, 05:52 PM
Before the Big Bang??? Started by Jeaunse23‎, April 29th, 2013 06:40 AM 2 Pages • 1 2	Replies: 109 Views: 1,525	Last Post By Neverfly May 22nd, 2013, 05:38 PM
Where has all the anti-matter gone? Started by Graham271‎, June 8th, 2011 03:07 AM	Replies: 25 Views: 1,296	Last Post By Chrispen Evan May 21st, 2013, 08:22 PM
Could this planet support liquid water Started by willstaruss22‎, May 14th, 2013 09:48 PM	Replies: 4 Views: 91	Last Post By PhDemon May 16th, 2013, 06:14 AM
Another Earth In Our Solar System. Started by AHeinrich‎, May 11th, 2013 11:57 AM	Replies: 17 Views: 350	Last Post By Sealeaf May 16th, 2013, 05:54 AM
More Questions about Light Started by SkyNet_Blue‎, May 15th, 2013 02:32 AM	Replies: 5 Views: 153	Last Post By Sealeaf May 16th, 2013, 05:47 AM
Orbiting a Black Hole Started by MrPiano‎, May 13th, 2013 03:27 PM	Replies: 7 Views: 168	Last Post By AlexG May 15th, 2013, 12:46 AM
exploding star? Started by younglekid‎, May 12th, 2013 06:34 PM	Replies: 11 Views: 180	Last Post By Flick Montana May 13th, 2013, 07:35 AM
A New Theory for How Solar Systems Evolve Started by Alta Vigilem‎, May 12th, 2013 02:54 PM	Replies: 9 Views: 184	Last Post By Strange May 12th, 2013, 04:34 PM
Size of the universe Started by sleven‎, May 9th, 2013 06:15 AM	Replies: 7 Views: 181	Last Post By tk421 May 11th, 2013, 02:31 PM
Moving Earth - Experimental facts. Started by Obelix‎, October 28th, 2008 03:01 PM	Replies: 4 Views: 938	Last Post By Neverfly May 10th, 2013, 01:58 AM
Planets Started by Jim Colyer‎, May 3rd, 2013 05:34 PM	Replies: 5 Views: 164	Last Post By PumaMan May 8th, 2013, 06:24 PM
Looking at the moon during the day Started by bsharvy‎, May 2nd, 2013 12:48 PM	Replies: 21 Views: 285	Last Post By Dishmaster May 4th, 2013, 06:15 AM
Black holes, dark matter & dark energy Started by Cuete‎, March 10th, 2006 09:10 AM	Replies: 13 Views: 2,025	Last Post By Jim Colyer May 3rd, 2013, 05:33 PM
Quantum-what-now? Started by AskerFishAnswerBird‎, May 3rd, 2013 12:53 PM	Replies: 3 Views: 95	Last Post By Strange May 3rd, 2013, 01:57 PM
Speed of light zero? Started by rudeman‎, June 12th, 2006 09:00 AM	Replies: 48 Views: 4,204	Last Post By Markus Hanke May 2nd, 2013, 02:07 AM
Big Bang or Big Hoax? Started by Manynames‎, March 22nd, 2009 10:19 AM	Replies: 14 Views: 2,009	Last Post By Jeaunse23 May 1st, 2013, 11:35 PM
Moved: What evidence is there for the cosmological dark age? Started by skillfulz‎, April 30th, 2013 07:21 PM	Replies: - Views: -	Last Post By skillfulz May 1st, 2013, 04:20 AM
Olbers paradox, a possible solution. Started by ‎, October 23rd, 2006 05:26 AM	Replies: 33 Views: 2,586	Last Post By kojax April 30th, 2013, 04:32 PM
getting off this ball of rock Started by Sealeaf‎, April 18th, 2013 10:38 PM	Replies: 57 Views: 470	Last Post By kojax April 30th, 2013, 04:03 PM