Notices

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..

Page 4 of 123 FirstFirst ... 234561454104 ... LastLast
Threads 61 to 80 of 2445
Threads in This Forum
  Rating Title / Thread Starter Replies/Views Last Post ByReverse Sort Order

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: 18,601
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: 5,556
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: 17,855
November 15th, 2008, 12:28 PM Go to last post

Question about steering while traveling really fast...

Started by grmpysmrf, July 6th, 2014 01:21 AM
Replies: 0
Views: 131
July 6th, 2014, 01:21 AM Go to last post

Oort Cloud Query

Started by skeptic, June 30th, 2014 06:44 PM
Replies: 13
Views: 347
July 5th, 2014, 03:36 PM Go to last post

No dark energy???

Started by skeptic, July 4th, 2014 05:42 PM
Replies: 4
Views: 241
July 4th, 2014, 11:04 PM Go to last post

Time as a thing thoughts

Started by grmpysmrf, January 27th, 2014 08:58 PM
Replies: 1
Views: 212
July 2nd, 2014, 09:25 AM Go to last post

I NEED someone good at astrology for this.

Started by That_Inquisitive_Guy, April 10th, 2014 11:40 PM
Replies: 6
Views: 365
July 2nd, 2014, 09:07 AM Go to last post
Replies: 1
Views: 141
June 30th, 2014, 07:01 PM Go to last post

Moved: The average age of matter in the Steady State model

Started by Dave Lee, May 17th, 2014 05:36 AM
Replies: -
Views: -

Is space expanding or is spacetime expanding?

Started by polygon6, April 22nd, 2014 03:19 PM
Replies: 14
Views: 544
June 24th, 2014, 06:43 PM Go to last post

Moved: NASA working on warp speed drive

Started by Mayflow, June 17th, 2014 01:18 PM
Replies: -
Views: -

Venera 13

Started by Sci-fi guy, June 12th, 2014 04:36 AM
Replies: 2
Views: 335
June 14th, 2014, 04:13 PM Go to last post

Density of air (Gas) question

Started by grmpysmrf, June 11th, 2014 10:51 AM
Replies: 15
Views: 402
June 14th, 2014, 01:05 AM Go to last post

No lunar seas on far side of the moon, explained but...

Started by jgoti, June 13th, 2014 05:11 PM
Replies: 0
Views: 191
June 13th, 2014, 05:11 PM Go to last post

What holds the Heliosphere together?

Started by dan hunter, May 15th, 2014 04:23 AM
Replies: 5
Views: 407
June 2nd, 2014, 06:02 PM Go to last post

Galactic Collisions

Started by zinjanthropos, May 13th, 2014 04:37 PM
Replies: 12
Views: 518
May 24th, 2014, 12:19 PM Go to last post

Age of the Universe

Started by Always.Asking, May 6th, 2014 08:32 AM
Replies: 21
Views: 673
May 23rd, 2014, 06:22 PM Go to last post

Would it be smart...

Started by grmpysmrf, May 16th, 2014 02:08 PM
Replies: 16
Views: 440
May 22nd, 2014, 12:35 PM Go to last post

The shrinking of Jupiterís Great Red Spot

Started by cosmictraveler, May 15th, 2014 07:07 PM
Replies: 3
Views: 252
May 17th, 2014, 07:19 PM Go to last post

How was the visible horizon measured?

Started by Daecon, May 17th, 2014 10:58 AM
Replies: 1
Views: 239
May 17th, 2014, 11:10 AM Go to last post

Question about the Color of Stars.

Started by Cogito Ergo Sum, May 15th, 2014 04:44 AM
Replies: 9
Views: 307
May 15th, 2014, 08:47 AM Go to last post

Void Models and the Copernicna Principle

Started by JoeSixPack, May 14th, 2014 11:03 AM
Replies: 9
Views: 463
May 15th, 2014, 01:12 AM Go to last post

Page 4 of 123 FirstFirst ... 234561454104 ... LastLast
Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

Icon Legend
Contains unread posts
Contains unread posts
Contains no unread posts
Contains no unread posts
More than 15 replies or 150 views
Hot thread with unread posts
More than 15 replies or 150 views
Hot thread with no unread posts
Closed Thread
Thread is closed
Posting Permissions
  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •