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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: 18,478
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: 5,523
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: 17,848
November 15th, 2008, 12:28 PM Go to last post

What is trajectory Deflection Angle

Started by Bjarne, January 26th, 2014 06:02 AM
Replies: 3
Views: 442
January 27th, 2014, 01:16 AM Go to last post

Why do we still see old light?

Started by leok31, January 17th, 2014 06:27 AM
Replies: 55
Views: 1,066
January 26th, 2014, 01:37 PM Go to last post

Moved: Aether is Measurable

Started by nakayama, January 25th, 2014 06:20 PM
Replies: -
Views: -

Moved: Light-Time Correction for the Moon

Started by nakayama, January 25th, 2014 06:27 PM
Replies: -
Views: -

Light speed question (based on my reading so far)

Started by grmpysmrf, January 23rd, 2014 09:25 PM
Replies: 27
Views: 463
January 25th, 2014, 04:23 PM Go to last post

Einstein's Universe

Started by Bjarne, January 23rd, 2014 11:55 AM
Replies: 3
Views: 238
January 23rd, 2014, 03:51 PM Go to last post

Rosetta spacecraft thread

Started by pyoko, January 22nd, 2014 03:00 AM
comet, landing, probe, rosetta, spacecraft
Replies: 1
Views: 326
January 22nd, 2014, 03:28 PM Go to last post

Dark Matter

Started by geordief, November 25th, 2013 06:47 AM
Replies: 52
Views: 858
January 22nd, 2014, 08:28 AM Go to last post
Replies: 0
Views: 209
January 21st, 2014, 06:33 AM Go to last post
Lightbulb

List of University Level Textbooks For Astronomy Major

Started by ballyhoo, February 8th, 2012 06:02 AM
Replies: 2
Views: 1,095
January 16th, 2014, 06:31 PM Go to last post

More black hole questions

Started by grmpysmrf, January 15th, 2014 09:08 PM
Replies: 5
Views: 276
January 16th, 2014, 03:57 PM Go to last post

Rocket + telescope + light= all the events ever

Started by grmpysmrf, January 13th, 2014 07:22 PM
Replies: 10
Views: 427
January 15th, 2014, 09:54 AM Go to last post

Are Free-floating Planets 'Planets'?

Started by Cogito Ergo Sum, June 4th, 2013 10:09 AM
Replies: 38
Views: 1,075
January 13th, 2014, 10:47 PM Go to last post
Question

Centrifugal habitat on the Moon?

Started by twixtfanatic, January 12th, 2014 10:57 PM
centrifuge, ecosystems, gravity, moon, physics
Replies: 10
Views: 426
January 13th, 2014, 07:09 PM Go to last post

The surface of the sun

Started by grmpysmrf, January 11th, 2014 05:07 PM
Replies: 7
Views: 297
January 12th, 2014, 04:05 AM Go to last post

Asteroid" behind the sun"

Started by laza, January 11th, 2014 08:03 AM
Replies: 3
Views: 460
January 11th, 2014, 03:01 PM Go to last post
Question

Question about an earth-like planet

Started by Gritty, January 8th, 2014 07:32 AM
Replies: 15
Views: 411
January 10th, 2014, 10:07 PM Go to last post

Paint your starship

Started by Pong, January 1st, 2014 06:53 AM
Replies: 15
Views: 827
January 10th, 2014, 05:09 PM Go to last post
Question

What are the most common particles in 'outer space vacuum'

Started by Muto-kun, January 9th, 2014 04:54 PM
outer space, particles, vacuum
Replies: 5
Views: 357
January 10th, 2014, 03:30 PM Go to last post
Replies: 3
Views: 195
January 10th, 2014, 04:45 AM Go to last post

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