Page 1 of 604 1231151101501 ... LastLast
Threads 1 to 20 of 12071

Forum: Astronomy

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

  1. Sticky Thread Sticky: The ULTIMATE Astronomy Quiz 2

    Started by antoniseb, 2017-Aug-01 11:41 AM
    2 Pages
    1 2
    • Replies: 52
    • Views: 4,480
    2017-Nov-18, 10:18 PM Go to last post
  2. 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: 322,313
    2017-Jul-28, 07:46 PM Go to last post
  1. Cool Lunar X - 2018 FEB 22

    Started by Centaur, Yesterday 04:40 PM
    • Replies: 0
    • Views: 18
    Yesterday, 04:40 PM Go to last post
  2. AstroSat-2 - India's 2nd astronomy satellite

    Started by selvaarchi, Yesterday 10:28 AM
    • Replies: 0
    • Views: 27
    Yesterday, 10:28 AM Go to last post
  3. Vote for Galaxy Zoo Hubble targets!

    Started by ngc3314, 2018-Feb-02 09:46 PM
    • Replies: 12
    • Views: 399
    Yesterday, 02:14 AM Go to last post
  4. Popular Astronomy/Astrophysics Books

    Started by cjackson, 2014-Jun-16 06:47 AM
    2 Pages
    1 2
    • Replies: 48
    • Views: 6,857
    2018-Feb-18, 02:12 PM Go to last post
  5. Giant Magellan Telescope (GMT)

    Started by selvaarchi, 2017-Nov-10 03:38 PM
    • Replies: 4
    • Views: 209
    2018-Feb-18, 01:05 AM Go to last post
  6. ESOís Very Large Telescope (VLT)

    Started by selvaarchi, 2018-Feb-18 01:04 AM
    • Replies: 0
    • Views: 25
    2018-Feb-18, 01:04 AM Go to last post
    • Replies: 0
    • Views: 110
    2018-Feb-15, 06:23 PM Go to last post
  7. Cool February New Moon Spotting

    Started by Centaur, 2018-Feb-14 05:36 PM
    • Replies: 1
    • Views: 68
    2018-Feb-14, 05:58 PM Go to last post
  8. Sun and Barycentre Period

    Started by Robert Tulip, 2018-Jan-14 05:22 AM
    2 Pages
    1 2
    • Replies: 53
    • Views: 1,628
    2018-Feb-14, 03:15 PM Go to last post
  9. Looking ahead to the Square Kilometer Array

    Started by 01101001, 2017-Nov-07 02:56 AM
    • Replies: 1
    • Views: 261
    2018-Feb-09, 11:05 AM Go to last post
  10. Naming Dwarf Planets

    Started by Tom Mazanec, 2018-Feb-08 08:01 PM
    • Replies: 1
    • Views: 121
    2018-Feb-08, 09:38 PM Go to last post
    • Replies: 21
    • Views: 560
    2018-Feb-08, 09:31 AM Go to last post
  11. Cool Comet Heinze Might Disintegrate

    Started by Centaur, 2018-Feb-03 07:00 PM
    • Replies: 0
    • Views: 92
    2018-Feb-03, 07:00 PM Go to last post
  12. Mapping Line-of-Sight Magnetic Field Tangling

    Started by trinitree88, 2018-Feb-02 05:48 PM
    • Replies: 0
    • Views: 84
    2018-Feb-02, 05:48 PM Go to last post
    • Replies: 9
    • Views: 366
    2018-Feb-02, 12:04 AM Go to last post
  13. Cosmic Rays from Supernovae

    Started by trinitree88, 2018-Jan-29 06:28 PM
    • Replies: 3
    • Views: 170
    2018-Feb-01, 11:47 PM Go to last post
  14. Limits on the number of spacetime dimensions

    Started by Cougar, 2018-Jan-27 12:33 AM
    • Replies: 13
    • Views: 412
    2018-Feb-01, 07:11 PM Go to last post
  15. Cyclicity in Cosmic Ray Protons

    Started by trinitree88, 2018-Jan-26 09:52 PM
    • Replies: 1
    • Views: 135
    2018-Feb-01, 05:12 PM Go to last post
    • Replies: 7
    • Views: 1,064
    2018-Jan-31, 08:30 AM Go to last post
    • Replies: 2
    • Views: 120
    2018-Jan-30, 03:45 PM 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
  •