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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: 18,603
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: 5,557
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: 17,856
November 15th, 2008, 12:28 PM Go to last post

Hawking radiation?

Started by DGX, August 10th, 2007 06:08 AM
Replies: 2
Views: 897
August 11th, 2007, 02:46 AM Go to last post

Rocket technology

Started by miomaz, August 10th, 2007 09:32 AM
Replies: 2
Views: 770
August 11th, 2007, 02:38 AM Go to last post
Poll

Poll: Exoplanet formation mystery

Started by darudethedj, August 7th, 2007 06:36 PM
Replies: 5
Views: 1,085
August 10th, 2007, 10:47 AM Go to last post

4 HUGE Galaxies Collide!!

Started by Dr. Spitzer, August 6th, 2007 01:07 PM
Replies: 2
Views: 936
August 6th, 2007, 03:18 PM Go to last post

My take on hubble redshift and the CMBR

Started by kojax, June 15th, 2007 04:57 PM
Replies: 23
Views: 2,955
August 3rd, 2007, 09:07 AM Go to last post

Humans on mars (Mars Undergound , Robert Zubrin)

Started by shawngoldw, July 14th, 2007 11:22 PM
Replies: 30
Views: 3,122
August 1st, 2007, 05:31 AM Go to last post

What happened before the Big Bang?

Started by scpg02, July 2nd, 2007 06:41 PM
Replies: 10
Views: 1,265
July 29th, 2007, 02:17 PM Go to last post

Solar Flares

Started by Mike NS, July 14th, 2007 08:21 AM
Replies: 19
Views: 1,917
July 25th, 2007, 10:28 AM Go to last post

Open Letter About BBU

Started by Mike NS, July 22nd, 2007 09:12 AM
Replies: 15
Views: 1,646
July 24th, 2007, 10:09 AM Go to last post

curvature of spacetime...

Started by newspaper, July 10th, 2007 10:23 AM
Replies: 11
Views: 1,681
July 24th, 2007, 07:58 AM Go to last post

Consciousness and unconsciousness in the universe

Started by MatTron, July 22nd, 2007 04:17 PM
Replies: 5
Views: 1,371
July 23rd, 2007, 11:33 PM Go to last post

Problems with the Big Bang theory

Started by Fragilezim, July 23rd, 2007 07:40 AM
Replies: 3
Views: 1,005
July 23rd, 2007, 10:18 AM Go to last post

Contaimination of planets/moons

Started by Trix, July 16th, 2007 08:02 PM
Replies: 8
Views: 1,118
July 19th, 2007, 02:08 PM Go to last post

Photons & the Density of Space.

Started by Slimwop, July 17th, 2007 12:09 AM
Replies: 2
Views: 886
July 19th, 2007, 03:49 AM Go to last post

What if a black hole were to start spinning?

Started by kojax, June 22nd, 2007 04:05 AM
Replies: 13
Views: 3,816
July 14th, 2007, 09:24 PM Go to last post

black holes - whats the problem?

Started by shawngoldw, July 3rd, 2007 07:13 PM
Replies: 25
Views: 2,171
July 14th, 2007, 09:01 PM Go to last post

Life in the Galaxy.

Started by Halliday, April 22nd, 2007 02:51 PM
Replies: 47
Views: 5,914
July 14th, 2007, 07:59 PM Go to last post

cosmological constant w

Started by shawngoldw, July 8th, 2007 09:01 AM
Replies: 23
Views: 2,903
July 14th, 2007, 06:19 PM Go to last post

End of Universe

Started by rheemixed, July 3rd, 2007 08:22 PM
Replies: 16
Views: 4,365
July 13th, 2007, 11:44 AM Go to last post

For the Mikes and Michaels here

Started by river_rat, June 20th, 2007 04:51 AM
Replies: 30
Views: 3,200
July 7th, 2007, 03:00 PM Go to last post

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