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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: 20,343
November 2nd, 2013, 08:36 AM 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: 18,649
November 15th, 2008, 12:28 PM Go to last post

Sticky Thread Sticky: The basis of modern cosmology

Started by DrRocket, January 4th, 2011 12:05 AM
Replies: 25
Views: 6,589
September 20th, 2011, 05:34 PM Go to last post

Infinite Past?

Started by Ron, April 29th, 2007 11:39 AM
Replies: 19
Views: 3,503
May 2nd, 2007, 12:15 AM Go to last post

what are dark matters?

Started by basim, March 7th, 2007 09:30 PM
Replies: 49
Views: 3,489
June 7th, 2007, 10:19 PM Go to last post

Thickness of universe

Started by sak, May 3rd, 2008 03:56 PM
Replies: 20
Views: 3,487
May 26th, 2008, 09:28 PM Go to last post

The Day and Night cycle of a moon

Started by Martian_Monkey, February 16th, 2011 04:40 PM
Replies: 6
Views: 3,483
February 18th, 2011, 04:31 AM Go to last post

The galactic equator / dark rift

Started by leohopkins, March 22nd, 2009 02:04 PM
Replies: 10
Views: 3,470
June 18th, 2010, 07:39 PM Go to last post

BBT question: What is there beyond CMBR and Redshift?

Started by kojax, June 11th, 2008 06:04 AM
Replies: 30
Views: 3,466
July 5th, 2008, 11:44 AM Go to last post

confusing paragraph

Started by Jarwulf, January 18th, 2009 03:33 PM
Replies: 3
Views: 3,465
January 27th, 2009, 02:00 PM Go to last post

2012 a possible exclusion of life.

Started by genius, January 20th, 2007 05:14 PM
Replies: 28
Views: 3,463
February 5th, 2007, 04:07 AM Go to last post

Time travel into the future

Started by StarMountainKid, May 13th, 2007 12:52 PM
Replies: 30
Views: 3,463
May 30th, 2007, 08:42 AM Go to last post
Poll

Poll: what would happen if aliens landed on earth??

Started by Lewis Pratt, July 7th, 2011 08:37 PM
Replies: 12
Views: 3,459
July 17th, 2011, 09:05 AM Go to last post

The Moon

Started by angrysoba, October 17th, 2006 10:34 AM
Replies: 24
Views: 3,454
January 17th, 2012, 11:38 PM Go to last post
Replies: 28
Views: 3,430
September 10th, 2009, 05:34 PM Go to last post

gravity

Started by lorddog, September 8th, 2008 11:43 AM
Replies: 29
Views: 3,427
December 16th, 2008, 07:10 AM Go to last post

How to calculate orbit speed

Started by Bjarne, June 23rd, 2012 11:01 AM
Replies: 5
Views: 3,423
June 30th, 2012, 01:04 PM Go to last post

Faster space travel? (Don't hurt me, just random thoughts)

Started by metalhealth, February 17th, 2008 10:28 PM
Replies: 18
Views: 3,407
December 20th, 2013, 03:56 PM Go to last post

why do things in our known universe tend to spiral in a plan

Started by spinner42, November 8th, 2007 06:41 PM
Replies: 22
Views: 3,398
December 21st, 2007, 01:33 PM Go to last post

The Expansionary Illusion

Started by neatchi, August 12th, 2007 08:47 PM
Replies: 32
Views: 3,385
August 21st, 2007, 03:13 PM Go to last post

A question on Gravity

Started by Taychon, July 14th, 2007 04:02 AM
Replies: 20
Views: 3,370
August 17th, 2007, 09:19 AM Go to last post
Replies: 6
Views: 3,369
July 1st, 2010, 06:51 AM Go to last post

A galaxy a trillion light years away...

Started by icewendigo, November 6th, 2012 03:32 PM
Replies: 22
Views: 3,366
November 15th, 2012, 04:58 PM Go to last post

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