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 1 of 123 1231151101 ... LastLast
Threads 1 to 20 of 2459
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: 34,449
November 2nd, 2013, 08:36 AM Go to last post

Sticky Thread Sticky: The basis of modern cosmology

Started by DrRocket, January 4th, 2011 01:05 AM
Replies: 25
Views: 13,147
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: 24,634
November 15th, 2008, 01:28 PM Go to last post

Challenge to cosmology

Started by ox, June 12th, 2021 06:29 AM
Replies: 1
Views: 69
June 12th, 2021, 11:59 AM Go to last post
Replies: 8
Views: 612
June 10th, 2021, 04:45 PM Go to last post

Can we remake plastic waste into rocket fuel?

Started by bearnard bale66, May 18th, 2021 06:43 AM
Replies: 6
Views: 325
June 3rd, 2021, 09:30 AM Go to last post

Maybe Einstein was wrong

Started by ox, May 29th, 2021 07:28 AM
Replies: 4
Views: 203
ox
June 2nd, 2021, 06:13 AM Go to last post

Gaia galaxy

Started by ox, May 18th, 2021 07:02 AM
Replies: 1
Views: 220
May 18th, 2021, 05:15 PM Go to last post

3D printer for some space stuff

Started by bearnard bale66, May 14th, 2021 09:31 AM
Replies: 3
Views: 230
May 18th, 2021, 05:28 AM Go to last post
Replies: -
Views: -
Replies: 11
Views: 975
May 14th, 2021, 06:39 PM Go to last post

Space debris

Started by keeseguy, April 7th, 2021 04:44 PM
Replies: 1
Views: 438
April 7th, 2021, 07:32 PM Go to last post
Replies: 0
Views: 415
April 5th, 2021, 08:03 PM Go to last post
Replies: 0
Views: 496
March 26th, 2021, 03:03 PM Go to last post
Replies: 4
Views: 930
March 17th, 2021, 07:39 PM Go to last post
Replies: 3
Views: 718
March 10th, 2021, 03:31 AM Go to last post
Replies: 0
Views: 569
March 9th, 2021, 09:32 AM Go to last post
Replies: 3
Views: 620
March 3rd, 2021, 04:43 AM Go to last post

Space technology that can help us save our environment

Started by bearnard bale66, February 16th, 2021 09:04 AM
Replies: 3
Views: 782
February 23rd, 2021, 04:12 AM Go to last post

Space junk

Started by bearnard bale66, February 11th, 2021 03:06 AM
Replies: 8
Views: 725
February 16th, 2021, 07:19 AM Go to last post

Nearly 164 UFO Sightings Reported in Idaho in 2020!

Started by DavidLambert, February 11th, 2021 07:36 PM
alien, science, space, ufo
Replies: 2
Views: 683
February 12th, 2021, 01:07 PM Go to last post

Unobservable Universe Will Come Into View (eventually)

Started by zinjanthropos, December 18th, 2020 12:50 PM
Replies: 36
Views: 1,331
February 12th, 2021, 03:59 AM Go to last post
Replies: 0
Views: 679
February 8th, 2021, 07:19 AM Go to last post

Page 1 of 123 1231151101 ... 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
  •