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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: 20,724
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: 6,752
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: 18,781
November 15th, 2008, 12:28 PM Go to last post

Astronomers Find Dust in the Wind of Black Holes

Started by Dr. Spitzer, October 9th, 2007 11:03 PM
Replies: 0
Views: 576
October 9th, 2007, 11:03 PM Go to last post

inflation and speed of light

Started by marnixR, October 7th, 2007 05:03 PM
Replies: 4
Views: 1,235
October 9th, 2007, 09:07 AM Go to last post

Mystery of Saturn's Two-Faced Moon Solved

Started by tzh, October 8th, 2007 06:54 PM
Replies: 1
Views: 923
tzh
October 8th, 2007, 06:59 PM Go to last post

50 years ago today.

Started by Cat1981(England), October 3rd, 2007 06:00 PM
Replies: 10
Views: 1,763
October 7th, 2007, 05:17 PM Go to last post

zero point energy

Started by jezz, August 29th, 2007 02:45 AM
Replies: 3
Views: 1,058
October 6th, 2007, 01:29 PM Go to last post

Regeneration of Galaxies

Started by Mike C, October 2nd, 2007 03:41 PM
Replies: 10
Views: 1,379
October 5th, 2007, 09:53 AM Go to last post

the distance

Started by sak, September 24th, 2007 08:50 PM
Replies: 12
Views: 1,875
October 4th, 2007, 10:19 AM Go to last post

My wonder about the universe...

Started by Lightingbird, August 10th, 2007 02:43 PM
Replies: 32
Views: 2,957
October 3rd, 2007, 11:39 AM Go to last post

11 DIMENSIONAL SPACE

Started by KALSTER, September 9th, 2007 05:53 PM
Replies: 11
Views: 2,613
October 1st, 2007, 06:38 PM Go to last post

Do you think maybe the gravity of a black hole oscillates?

Started by kojax, September 17th, 2007 01:57 AM
Replies: 52
Views: 4,628
October 1st, 2007, 05:10 PM Go to last post

condition for a satellite

Started by sak, September 23rd, 2007 05:01 PM
Replies: 5
Views: 1,031
sak
September 24th, 2007, 03:02 PM Go to last post

Red Shift???

Started by Dragor, September 18th, 2007 08:11 PM
Replies: 20
Views: 2,699
September 24th, 2007, 11:49 AM Go to last post

Planetary rotation

Started by sak, September 21st, 2007 04:26 PM
Replies: 6
Views: 1,452
sak
September 23rd, 2007, 02:24 PM Go to last post

Lunar Eclipse

Started by Flyingbrad, September 20th, 2007 08:58 PM
Replies: 2
Views: 1,288
September 22nd, 2007, 07:19 PM Go to last post

Our Perception of a Black Hole

Started by Obviously, September 19th, 2007 01:44 AM
Replies: 14
Views: 1,965
September 20th, 2007, 09:47 AM Go to last post

Why can we see 13 billion year old light sources?

Started by Andy, September 3rd, 2007 09:03 AM
Replies: 9
Views: 1,537
September 20th, 2007, 08:09 AM Go to last post

GR and Black hole

Started by basim, September 19th, 2007 01:17 AM
Replies: 3
Views: 1,117
September 19th, 2007, 11:42 PM Go to last post

Black holes

Started by KALSTER, September 8th, 2007 03:52 PM
Replies: 7
Views: 1,169
September 19th, 2007, 08:56 AM Go to last post

potential threat?

Started by AlexP, September 18th, 2007 07:22 PM
Replies: 2
Views: 754
September 19th, 2007, 08:08 AM Go to last post

Announcement of Return

Started by Mike C, September 10th, 2007 10:40 AM
Replies: 24
Views: 2,399
September 18th, 2007, 11:12 AM Go to last post

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