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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: 24,852
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: 8,417
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: 20,110
November 15th, 2008, 12:28 PM Go to last post

Rare Selenelion on wednesday

Started by GoldenRatio, October 5th, 2014 08:15 PM
Replies: 5
Views: 760
October 6th, 2014, 10:02 PM Go to last post

Dark matter and doppler effect

Started by Le Repteux, October 1st, 2014 08:52 AM
Replies: 5
Views: 918
October 2nd, 2014, 09:01 PM Go to last post

How do we know that black holes form?

Started by kojax, September 28th, 2014 01:28 PM
Replies: 8
Views: 856
October 1st, 2014, 11:44 PM Go to last post

Concening Europa's Eclipse Times?

Started by oliver_curtis, September 29th, 2014 05:34 PM
Replies: 6
Views: 977
September 30th, 2014, 08:20 PM Go to last post

What is known about the Surfaces of the Gas Giants?

Started by 甘肃人, September 30th, 2014 10:52 AM
Replies: 2
Views: 664
September 30th, 2014, 08:14 PM Go to last post

What would the universe look like if inflation did not occur?

Started by A_Seagull, September 29th, 2014 05:26 PM
Replies: 4
Views: 626
September 30th, 2014, 01:13 AM Go to last post
Replies: 7
Views: 869
September 28th, 2014, 01:35 PM Go to last post
Talking

Radio Astronomy

Started by Challenger-X2, September 21st, 2014 04:52 AM
radio astronomy
Replies: 3
Views: 738
September 22nd, 2014, 06:31 PM Go to last post
Question

Could you freeze the sun?

Started by Ginseng, July 30th, 2014 08:20 AM
Replies: 16
Views: 2,608
September 20th, 2014, 09:19 AM Go to last post

Will we colonize the solar system in my life time?

Started by Gurgeh, September 15th, 2014 01:47 AM
Replies: 43
Views: 1,343
September 20th, 2014, 04:29 AM Go to last post

Black line crosses moon

Started by MoonWolf, March 12th, 2009 09:41 AM
2 Pages
1 2
Replies: 152
Views: 27,187
September 19th, 2014, 11:10 AM Go to last post

Should mass vanish if 0 Kelvin is actually enforced into a system?

Started by Lia, September 17th, 2014 12:54 PM
Replies: 3
Views: 497
September 17th, 2014, 04:34 PM Go to last post

0 Kelvin PPL!!

Started by Lia, September 11th, 2014 10:51 AM
Replies: 2
Views: 582
September 11th, 2014, 03:49 PM Go to last post

Sept., 11 th 2014 ~ NEWS..

Started by astromark, September 10th, 2014 11:47 PM
Replies: 3
Views: 559
September 11th, 2014, 04:40 AM Go to last post

Black Hole-Particles-Speed of light

Started by Redic, September 4th, 2014 06:54 PM
Replies: 9
Views: 861
September 9th, 2014, 12:53 AM Go to last post

Is it possible to have a disc planet?

Started by hencook, September 3rd, 2014 12:49 AM
Replies: 3
Views: 507
September 5th, 2014, 04:21 AM Go to last post
Replies: 14
Views: 824
September 4th, 2014, 04:17 PM Go to last post

Why does the sun have differential rotation rates

Started by dan hunter, August 20th, 2014 09:12 PM
Replies: 99
Views: 1,428
September 2nd, 2014, 03:50 AM Go to last post
Question Replies: 3
Views: 2,095
September 2nd, 2014, 12:34 AM Go to last post

Which way South on WMAP

Started by Bjarne, August 31st, 2014 02:47 AM
Replies: 2
Views: 356
August 31st, 2014, 05:28 AM Go to last post

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