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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: 19,833
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: 6,297
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: 18,386
November 15th, 2008, 12:28 PM Go to last post

Black Hole-Particles-Speed of light

Started by Redic, September 4th, 2014 06:54 PM
Replies: 9
Views: 585
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: 335
September 5th, 2014, 04:21 AM Go to last post
Replies: 14
Views: 550
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: 924
September 2nd, 2014, 03:50 AM Go to last post
Question Replies: 3
Views: 1,001
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: 203
August 31st, 2014, 05:28 AM Go to last post

Moved: Infinity: fact, fiction, solution.

Started by socratus, August 27th, 2014 06:37 AM
Replies: -
Views: -

Is the 4D time-space continuum real?

Started by dan hunter, August 13th, 2014 04:06 PM
Replies: 21
Views: 675
August 27th, 2014, 07:35 AM Go to last post

Moved: A hypothesis regarding dark matter

Started by GoldenRatio, August 25th, 2014 01:57 AM
Replies: -
Views: -

Is the speed of light really a constant?

Started by ultimatesceptic, August 2nd, 2014 04:20 PM
2 Pages
1 2
Replies: 173
Views: 2,914
August 24th, 2014, 02:22 PM Go to last post
Question

How hot is dark matter?

Started by Typ33, August 20th, 2014 11:25 AM
Replies: 10
Views: 366
August 23rd, 2014, 09:31 PM Go to last post

The Big Bang

Started by geordief, August 19th, 2014 05:54 PM
Replies: 2
Views: 226
August 20th, 2014, 08:54 AM Go to last post

Supermassive Black Holes

Started by spectre, August 3rd, 2014 05:43 AM
Replies: 2
Views: 277
August 13th, 2014, 04:31 PM Go to last post

The Big Bang and a 4-d Black Hole.

Started by Daecon, August 11th, 2014 08:36 PM
Replies: 0
Views: 184
August 11th, 2014, 08:36 PM Go to last post

Dark Energy

Started by Chimoshi, June 15th, 2014 11:41 PM
Replies: 34
Views: 1,013
August 10th, 2014, 02:52 AM Go to last post

White holes

Started by skeptic, July 31st, 2014 06:08 PM
Replies: 6
Views: 369
August 1st, 2014, 02:31 PM Go to last post
Lightbulb

Power and other systems on Mars

Started by Blahgory, July 27th, 2014 08:52 PM
food, mars, power, sustainability, sustainable
Replies: 10
Views: 562
July 30th, 2014, 12:26 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: 1,427
July 29th, 2014, 10:31 AM Go to last post

Kiwaka app | Developing children’s interest in Astronomy

Started by Landka, July 25th, 2014 12:11 PM
Replies: 0
Views: 227
July 25th, 2014, 12:11 PM Go to last post

Timer

Started by xlowgan, July 24th, 2014 08:41 AM
Replies: 1
Views: 229
July 25th, 2014, 02:37 AM Go to last post

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