Page 101 of 616 FirstFirst ... 519199100101102103111151201601 ... LastLast
Threads 2001 to 2020 of 12319

Forum: Astronomy

It's a big Universe. Talk about it here.

  1. Sticky Thread Sticky: The ULTIMATE astronomy quiz

    Started by Glom, 2005-Jun-19 12:19 AM
    176 Pages
    1 2 3 ... 176
    • Replies: 5,250
    • Views: 379,423
    2017-Jul-28, 07:46 PM Go to last post
  2. Sticky Thread Sticky: The ULTIMATE Astronomy Quiz 2

    Started by antoniseb, 2017-Aug-01 11:41 AM
    2 Pages
    1 2
    • Replies: 53
    • Views: 17,217
    2018-Apr-14, 04:06 PM Go to last post
  1. What's Next for Poor Pluto?

    Started by Crimson, 2007-Jan-25 02:04 PM
    2 Pages
    1 2
    • Replies: 32
    • Views: 2,555
    2007-Feb-15, 01:17 PM Go to last post
  2. Mega flare X-13

    Started by John Kierein, 2005-Sep-07 11:47 PM
    2 Pages
    1 2
    • Replies: 31
    • Views: 2,555
    2005-Sep-15, 01:09 PM Go to last post
  3. M31 and Milky Way Collision

    Started by antoniseb, 2006-Aug-30 12:29 PM
    • Replies: 10
    • Views: 2,555
    2009-Jan-21, 04:29 PM Go to last post
  4. 2006 Hz51

    Started by Blob, 2006-May-03 12:22 PM
    • Replies: 5
    • Views: 2,553
    2006-May-03, 08:45 PM Go to last post
  5. Comet NEAT

    Started by me04, 2003-Mar-02 04:20 AM
    • Replies: 14
    • Views: 2,552
    2003-Mar-06, 05:05 PM Go to last post
  6. Degree Angle Scale Interferometer (DASI) Confirms Big Bang

    Started by ljbrs, 2002-Oct-02 02:24 AM
    2 Pages
    1 2
    • Replies: 30
    • Views: 2,550
    2002-Oct-11, 01:29 AM Go to last post
  7. another annoyingly simple question?

    Started by Savanna513, 2002-Mar-20 11:50 PM
    • Replies: 16
    • Views: 2,549
    2007-Mar-01, 04:21 AM Go to last post
  8. Relativistic rail guns

    Started by Avatar28, 2005-Jun-08 10:47 PM
    • Replies: 23
    • Views: 2,549
    2005-Jun-27, 04:36 PM Go to last post
  9. Smile Red, Green, White Mu Cephei A Red Giant.

    Started by interstellaryeller, 2008-Oct-29 11:37 AM
    • Replies: 6
    • Views: 2,549
    2008-Nov-12, 06:58 PM Go to last post
  10. Drop Tower

    Started by CJSF, 2002-Feb-11 05:08 PM
    • Replies: 8
    • Views: 2,546
    2002-Feb-19, 01:45 AM Go to last post
  11. Was Einstein wrong?

    Started by John Kierein, 2003-May-31 01:13 PM
    • Replies: 20
    • Views: 2,546
    2003-Jun-04, 06:07 PM Go to last post
  12. Weird markings on Martian rock!!!

    Started by Ryback, 2004-Mar-01 03:22 PM
    • Replies: 5
    • Views: 2,545
    2004-Mar-01, 07:52 PM Go to last post
  13. Explanation proposed for Iapetus's "seam"

    Started by ToSeek, 2005-May-12 08:29 PM
    • Replies: 27
    • Views: 2,545
    2005-Jun-08, 08:14 PM Go to last post
  14. Siberian puzzle solved?

    Started by Argos, 2001-Oct-31 09:46 AM
    • Replies: 1
    • Views: 2,543
    2001-Oct-31, 03:43 PM Go to last post
  15. The Origin of the universe

    Started by rahuldandekar, 2004-Dec-16 05:29 AM
    2 Pages
    1 2
    • Replies: 41
    • Views: 2,542
    2004-Dec-31, 03:08 PM Go to last post
  16. Pics of a trinary system

    Started by AZgazer, 2004-May-01 07:09 PM
    • Replies: 6
    • Views: 2,542
    2004-May-03, 04:20 AM Go to last post
  17. Moon and Plate Tectonics

    Started by zenzil, 2006-Jul-25 12:56 AM
    • Replies: 2
    • Views: 2,540
    2006-Jul-25, 01:10 AM Go to last post
  18. This Just IN

    Started by bmpbmp, 2004-Mar-12 09:17 PM
    • Replies: 28
    • Views: 2,538
    2004-Mar-14, 07:56 PM Go to last post
  19. The Rude Gesture Nebula

    Started by Eroica, 2005-Feb-20 03:58 PM
    • Replies: 13
    • Views: 2,538
    2005-Mar-13, 01:12 AM Go to last post
  20. Why was the Big Bang a Unique Event.

    Started by Richard of Chelmsford, 2005-Jan-13 10:39 PM
    2 Pages
    1 2
    • Replies: 30
    • Views: 2,538
    2005-Jan-21, 11:21 AM Go to last post

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
Thread Contains a Message Written By You
You have posted in this thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •