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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 Thread Sticky: Interesting astronomical events and observing tips

Started by ricci70, October 20th, 2008 04:23 AM
2 Pages
1 2
Replies: 129
Views: 18,471
November 2nd, 2013, 08:36 AM Go to last post

Sticky Thread Sticky: The basis of modern cosmology

Started by DrRocket, January 4th, 2011 12:05 AM
Replies: 25
Views: 5,521
September 20th, 2011, 05:34 PM Go to last post

Sticky Thread Sticky: Rules on homework help - READ THIS BEFORE POSTING OR HELPING

Started by Dishmaster, November 15th, 2008 12:28 PM
Replies: 0
Views: 17,846
November 15th, 2008, 12:28 PM Go to last post

relative motion

Started by krishnabharadwajr, May 28th, 2013 12:50 PM
Replies: 94
Views: 824
May 30th, 2013, 05:55 PM Go to last post

Grand Unified Theory

Started by Mike NS, September 1st, 2006 11:44 AM
Replies: 93
Views: 5,795
September 29th, 2006, 11:36 AM Go to last post

Where is the "Dark Matter" in the Milky Way?

Started by Dishmaster, April 22nd, 2012 04:03 AM
Replies: 91
Views: 2,648
April 3rd, 2013, 06:50 PM Go to last post

Does space time cease when inside a black hole

Started by cosmictraveler, November 24th, 2013 09:41 AM
Replies: 91
Views: 1,145
December 4th, 2013, 02:30 AM Go to last post

Deep-Space travelling, is it even possible?

Started by Pendragon, January 8th, 2005 11:14 AM
Replies: 90
Views: 13,155
August 30th, 2011, 09:52 AM Go to last post

mass and energy

Started by shawngoldw, February 19th, 2007 02:58 PM
Replies: 90
Views: 4,680
March 6th, 2007, 04:51 PM Go to last post

Lightspeed isn't constant?

Started by Spacedman, September 20th, 2010 04:38 AM
Replies: 90
Views: 6,397
January 1st, 2011, 01:16 PM Go to last post

Greatest Scientist

Started by Mike NS, August 16th, 2006 06:12 AM
Replies: 87
Views: 4,951
September 5th, 2006, 07:34 AM Go to last post

Why aren't we the center of the universe?

Started by The Huntsman, November 2nd, 2013 04:58 AM
Replies: 87
Views: 1,469
November 22nd, 2013, 01:36 AM Go to last post

Big Bang Denial

Started by kojax, March 15th, 2011 12:50 PM
Replies: 85
Views: 6,740
May 19th, 2011, 04:51 AM Go to last post

Astronomy Image Of The Day

Started by btimsah, May 11th, 2005 04:20 AM
Replies: 82
Views: 7,228
July 27th, 2006, 11:22 PM Go to last post

ricci70's posts regarding calcualtions on his/her website

Started by ricci70, February 11th, 2009 03:42 AM
Replies: 81
Views: 10,809
July 18th, 2011, 08:12 AM Go to last post

learning black hole theory

Started by fiveworlds, January 27th, 2013 08:17 PM
Replies: 81
Views: 1,223
August 29th, 2013, 02:13 PM Go to last post

Singularity

Started by Socratic Spelunker, November 21st, 2010 01:09 AM
Replies: 78
Views: 4,786
January 5th, 2011, 12:35 PM Go to last post

End of the universe

Started by Carbon, August 10th, 2008 04:05 PM
Replies: 77
Views: 7,800
October 5th, 2008, 04:40 AM Go to last post

Stephen Hawking: The Grand Design

Started by Michael_Roberts, September 2nd, 2010 03:07 PM
Replies: 77
Views: 7,773
December 17th, 2010, 12:51 PM Go to last post

Black hole inside a black hole

Started by Nic321, February 24th, 2014 02:31 AM
Replies: 76
Views: 996
March 9th, 2014, 05:13 PM Go to last post

Life on Mars?

Started by thyristor, February 13th, 2008 02:21 PM
Replies: 75
Views: 6,555
April 11th, 2008, 04:03 AM Go to last post
Poll

Poll: Should We Talk To ALIENS?

Started by Alex-The Great, June 5th, 2011 10:13 AM
Replies: 75
Views: 3,727
August 2nd, 2011, 03:17 PM Go to last post

colonising moon

Started by sak, September 21st, 2007 08:48 PM
Replies: 74
Views: 6,082
November 16th, 2007, 07:44 AM Go to last post

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