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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: 26,774
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 01:28 PM
Replies: 0
Views: 20,921
November 15th, 2008, 01:28 PM Go to last post

Sticky Thread Sticky: The basis of modern cosmology

Started by DrRocket, January 4th, 2011 01:05 AM
Replies: 25
Views: 9,271
September 20th, 2011, 05:34 PM Go to last post

Very Big Telescopes

Started by arKane, November 15th, 2010 09:45 AM
Replies: 18
Views: 3,877
December 16th, 2010, 09:13 AM Go to last post

Could life on another planet be closer than we think?

Started by jwong, August 27th, 2006 03:21 AM
Replies: 24
Views: 3,867
September 6th, 2006, 09:59 PM Go to last post

Expanding Universe Question

Started by Always.Asking, May 16th, 2009 10:36 AM
Replies: 46
Views: 3,859
June 23rd, 2009, 02:23 PM Go to last post

Anthropic Principle

Started by nightskyjam, January 3rd, 2011 08:42 PM
Replies: 41
Views: 3,846
January 6th, 2011, 08:49 PM Go to last post

Thickness of universe

Started by sak, May 3rd, 2008 03:56 PM
Replies: 20
Views: 3,836
May 26th, 2008, 09:28 PM Go to last post

Increasing the overall size of the Planet Mars

Started by Fluid space, May 25th, 2010 04:10 PM
Replies: 10
Views: 3,808
May 30th, 2010, 04:04 AM Go to last post

Swimming pool on the moon

Started by sth128, August 19th, 2013 03:16 PM
density, gravity, water
Replies: 22
Views: 3,807
July 29th, 2014, 10:31 AM Go to last post

Infinite Past?

Started by Ron, April 29th, 2007 11:39 AM
Replies: 19
Views: 3,795
May 2nd, 2007, 12:15 AM 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: 3,794
July 5th, 2008, 11:44 AM Go to last post

What are dimensions made out of ?

Started by Cat1981(England), January 2nd, 2007 02:44 PM
Replies: 26
Views: 3,783
March 9th, 2007, 04:51 PM Go to last post
Poll

Poll: Space shuttle

Started by ilikeick, February 2nd, 2008 11:21 PM
Replies: 32
Views: 3,766
February 7th, 2008, 06:36 PM Go to last post

Why we can't see border of Universe? Or maybe can?

Started by juris71, May 28th, 2008 02:32 PM
Replies: 13
Views: 3,766
June 6th, 2008, 03:48 AM Go to last post

confusing paragraph

Started by Jarwulf, January 18th, 2009 04:33 PM
Replies: 3
Views: 3,757
January 27th, 2009, 03:00 PM Go to last post

Halton Arp and Censorship

Started by Mike NS, March 26th, 2007 09:24 AM
Replies: 35
Views: 3,748
April 25th, 2007, 07:53 AM Go to last post

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

Started by metalhealth, February 17th, 2008 11:28 PM
Replies: 18
Views: 3,745
December 20th, 2013, 04:56 PM Go to last post
Lightbulb

Speed of Light, should be named different?

Started by Estheria Quintessimo, September 1st, 2013 02:16 PM
2 Pages
1 2
exploding, gravity distortion, spacetime, speed of light, sun
Replies: 126
Views: 3,743
September 15th, 2013, 03:45 AM Go to last post
Replies: 28
Views: 3,741
September 10th, 2009, 05:34 PM Go to last post

The Moon

Started by angrysoba, October 17th, 2006 10:34 AM
Replies: 24
Views: 3,714
January 18th, 2012, 12:38 AM Go to last post

Is it POSSIBLE to understand a singularity.

Started by davidstebbins, May 30th, 2007 05:27 AM
Replies: 35
Views: 3,711
April 16th, 2012, 01:10 PM Go to last post

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

Started by spinner42, November 8th, 2007 07:41 PM
Replies: 22
Views: 3,705
December 21st, 2007, 02:33 PM Go to last post

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