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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: 27,217
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: 21,104
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: 9,464
September 20th, 2011, 05:34 PM Go to last post

the REVERSE Big Bang

Started by genep, October 29th, 2006 07:53 PM
Replies: 3
Views: 1,487
October 31st, 2006, 10:03 AM Go to last post

Redshift Components

Started by 1946cosmo, December 26th, 2008 07:31 AM
Replies: 20
Views: 1,485
January 14th, 2012, 09:48 AM Go to last post

expansion of space on small scales

Started by medlakeguy, March 5th, 2008 10:01 AM
Replies: 10
Views: 1,483
March 8th, 2008, 01:59 PM Go to last post

step towards terraforming

Started by parag1973, August 17th, 2011 01:44 PM
Replies: 11
Views: 1,482
September 13th, 2011, 11:25 PM Go to last post

Cosmological infinities

Started by Zwirko, June 15th, 2013 04:39 AM
Replies: 61
Views: 1,481
KJW
July 12th, 2013, 01:58 AM Go to last post

Planets throwing comets off course

Started by Darth Lord Sidious, February 23rd, 2011 04:37 PM
Replies: 9
Views: 1,479
February 24th, 2011, 09:18 PM Go to last post

Report Urges U.S. to Pursue Space-Based Solar Power

Started by tzh, October 16th, 2007 07:20 AM
Replies: 9
Views: 1,478
October 19th, 2011, 04:55 PM Go to last post

Metric expansion & cosmic redshift

Started by PetTastic, August 13th, 2010 11:58 PM
Replies: 1
Views: 1,475
August 14th, 2010, 04:14 PM Go to last post

Stars, lithium and exoplanets

Started by Arch2008, December 10th, 2009 10:36 AM
Replies: 9
Views: 1,474
January 7th, 2010, 08:52 AM Go to last post

Interesting Surface - Need Suggestions

Started by btimsah, July 13th, 2005 04:12 AM
Replies: 7
Views: 1,473
July 15th, 2005, 04:33 PM Go to last post

My theory of creation

Started by 3119512, December 16th, 2007 05:51 PM
Replies: 5
Views: 1,472
December 17th, 2007, 07:01 AM Go to last post

earths orbit

Started by lavender, June 24th, 2008 07:30 PM
Replies: 6
Views: 1,468
July 10th, 2008, 08:29 PM Go to last post

Research projects for high schoolers

Started by evanhen88, November 30th, 2017 10:03 PM
Replies: 1
Views: 1,468
December 15th, 2017, 11:20 PM Go to last post

atmosphere

Started by parag1973, August 23rd, 2008 02:58 PM
Replies: 7
Views: 1,467
September 1st, 2008, 10:44 PM Go to last post

Could the Big Bang be a local event?

Started by KALSTER, December 19th, 2008 05:31 PM
Replies: 6
Views: 1,467
December 24th, 2008, 05:10 AM Go to last post

OH MY GOD! READ THIS

Started by btimsah, July 5th, 2005 09:00 PM
Replies: 3
Views: 1,465
July 6th, 2005, 10:01 AM Go to last post

lava planet

Started by shawngoldw, May 11th, 2007 03:00 PM
Replies: 7
Views: 1,464
July 3rd, 2007, 08:58 PM Go to last post

Time travel is science-fiction

Started by Trurl, August 31st, 2006 08:48 AM
Replies: 5
Views: 1,461
September 5th, 2006, 12:00 PM Go to last post

MHs - solution of several astronomical riddles.

Started by Ivan Gorelik, October 19th, 2009 03:47 AM
Replies: 1
Views: 1,460
October 19th, 2009, 11:26 AM Go to last post

The gas giants.

Started by Cat1981(England), October 21st, 2007 08:20 AM
Replies: 5
Views: 1,459
October 22nd, 2007, 01:38 AM Go to last post

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