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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: 131
Views: 40,847
August 28th, 2021, 01:56 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: 15,985
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 01:28 PM
Replies: 0
Views: 27,405
November 15th, 2008, 01:28 PM Go to last post
Replies: 0
Views: 182
June 18th, 2022, 06:58 PM Go to last post

Starquakes

Started by ox, June 15th, 2022 06:29 AM
Replies: 2
Views: 156
ox
June 16th, 2022, 05:48 AM Go to last post
Replies: 3
Views: 231
June 9th, 2022, 10:40 AM Go to last post

James Webb Telescope completed

Started by cosmictraveler, April 25th, 2014 08:36 AM
Replies: 5
Views: 919
June 7th, 2022, 07:53 PM Go to last post

Rock Around the Earth

Started by zinjanthropos, May 16th, 2022 07:41 AM
Replies: 5
Views: 411
May 19th, 2022, 10:09 PM Go to last post
Replies: 39
Views: 2,072
April 28th, 2022, 08:30 PM Go to last post

Solar Eclipse on Mars - From Mars!

Started by Double Helix, April 21st, 2022 06:39 PM
Replies: 0
Views: 458
April 21st, 2022, 06:39 PM Go to last post

The source of dark energy is gravitational self-energy!

Started by icarus2, March 24th, 2022 10:33 AM
cosmology, darkenergy. blackhole
Replies: 2
Views: 778
April 21st, 2022, 06:12 PM Go to last post
Replies: 1
Views: 805
March 5th, 2022, 01:03 PM Go to last post
Replies: 0
Views: 752
February 24th, 2022, 12:44 PM Go to last post

Imaging X-ray Polarimetry Explorer launched today!!

Started by Double Helix, December 9th, 2021 06:10 PM
Replies: 1
Views: 1,186
February 22nd, 2022, 12:14 PM Go to last post

Can Sirius go supernova?

Started by Kevin_Hall, January 13th, 2022 09:32 AM
Replies: 4
Views: 1,080
February 22nd, 2022, 10:49 AM Go to last post

Opposite of FTL Barrier?

Started by zinjanthropos, January 11th, 2022 01:47 PM
Replies: 9
Views: 1,107
January 19th, 2022, 04:03 AM Go to last post

Europa Clippper - A search for life on an icy moon!

Started by Double Helix, January 7th, 2022 01:03 PM
Replies: 0
Views: 989
January 7th, 2022, 01:03 PM Go to last post

Ebb and flow

Started by Kevin_Hall, January 6th, 2022 01:10 PM
attraction, ebb and flow, space
Replies: 2
Views: 1,012
January 7th, 2022, 11:02 AM Go to last post

Happy New Year from the ISS

Started by Kevin_Hall, December 31st, 2021 11:47 AM
Replies: 1
Views: 1,030
December 31st, 2021, 04:47 PM Go to last post

How Can the WebbTelescope Orbit L2?

Started by exchemist, December 30th, 2021 04:43 PM
Replies: 1
Views: 1,050
December 30th, 2021, 07:25 PM Go to last post
Replies: 4
Views: 1,104
December 26th, 2021, 02:09 PM Go to last post

What if space doesn't exist?

Started by JackWhite, December 24th, 2021 05:59 AM
Replies: 8
Views: 1,149
December 24th, 2021, 09:08 PM Go to last post

Antimatter hides in the Milky Way

Started by Kevin_Hall, December 23rd, 2021 06:04 AM
space
Replies: 3
Views: 1,096
December 23rd, 2021, 08:15 PM Go to last post

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