Page 1 of 625 1231151101501 ... LastLast
Threads 1 to 20 of 12493

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: 53
    • Views: 25,004
    2018-Apr-14, 04:06 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: 410,979
    2017-Jul-28, 07:46 PM Go to last post
  1. Cool Moon Occults Mag +3.6 Star - 2021 MAY 16

    Started by Centaur, Yesterday 07:16 PM
    • Replies: 0
    • Views: 18
    Yesterday, 07:16 PM Go to last post
  2. China's Wide Field Survey Telescope (WFST)

    Started by selvaarchi, 2021-May-12 12:40 PM
    • Replies: 1
    • Views: 56
    2021-May-12, 03:42 PM Go to last post
  3. Cool May New Moon Spotting

    Started by Centaur, 2021-May-11 06:26 PM
    • Replies: 0
    • Views: 48
    2021-May-11, 06:26 PM Go to last post
  4. daily fireball orbits

    Started by Tom Mazanec, 2021-Apr-29 03:02 PM
    • Replies: 10
    • Views: 408
    2021-May-10, 06:19 PM Go to last post
  5. ESOís Very Large Telescope (VLT)

    Started by selvaarchi, 2018-Feb-18 01:04 AM
    • Replies: 2
    • Views: 356
    2021-May-08, 06:33 PM Go to last post
  6. Solar flares

    Started by Cougar, 2021-May-08 04:43 AM
    • Replies: 0
    • Views: 86
    2021-May-08, 04:43 AM Go to last post
  7. China's Ming'antu Observing Station

    Started by selvaarchi, 2019-Aug-02 07:03 PM
    • Replies: 1
    • Views: 536
    2021-May-05, 01:22 PM Go to last post
  8. Betelgeuse Fainting

    Started by Superluminal, 2019-Dec-23 05:28 AM
    7 Pages
    1 2 3 ... 7
    • Replies: 205
    • Views: 25,380
    2021-May-04, 04:41 AM Go to last post
  9. Possible antistars?

    Started by Tom Mazanec, 2021-Apr-27 04:06 PM
    • Replies: 17
    • Views: 549
    2021-May-03, 11:10 PM Go to last post
  10. Cool Eta Aquariid Meteor Shower Peaks in Early May

    Started by Centaur, 2021-Apr-29 06:55 PM
    • Replies: 0
    • Views: 129
    2021-Apr-29, 06:55 PM Go to last post
  11. Extrasolar bolides

    Started by Tom Mazanec, 2021-Apr-29 06:10 PM
    • Replies: 0
    • Views: 122
    2021-Apr-29, 06:10 PM Go to last post
  12. Gliese 710 Close Approach - Much Closer !

    Started by kzb, 2021-Apr-22 09:55 PM
    • Replies: 24
    • Views: 753
    2021-Apr-29, 06:01 PM Go to last post
  13. Interesting extrasolar planet discoveries

    Started by Kullat Nunu, 2007-May-03 03:38 PM
    43 Pages
    1 2 3 ... 43
    • Replies: 1,279
    • Views: 185,031
    2021-Apr-28, 03:04 PM Go to last post
  14. Smile Mercury as a Springtime Evening Star

    Started by Centaur, 2021-Apr-26 06:59 PM
    • Replies: 0
    • Views: 137
    2021-Apr-26, 06:59 PM Go to last post
  15. Cool Moon Occults Mag +2.1 Star - 2021 MAY 01

    Started by Centaur, 2021-Apr-22 08:42 PM
    • Replies: 0
    • Views: 168
    2021-Apr-22, 08:42 PM Go to last post
  16. Cool Venus as the 2021 Evening Star

    Started by Centaur, 2021-Apr-20 06:31 PM
    • Replies: 0
    • Views: 181
    2021-Apr-20, 06:31 PM Go to last post
  17. Cool Lyrid Meteor Shower Peaks April 21-22

    Started by Centaur, 2021-Apr-18 06:03 PM
    • Replies: 0
    • Views: 185
    2021-Apr-18, 06:03 PM Go to last post
  18. Is Planet Nine almost certain, probable, possible or unlikely?

    Started by Tom Mazanec, 2016-Jun-13 04:01 PM
    6 Pages
    1 2 3 ... 6
    1 Deleted Post(s)
    • Replies: 178
    • Views: 43,047
    2021-Apr-16, 10:51 AM Go to last post
  19. A Role for Diamagnetism to form Saturn's Rings

    Started by borman, 2021-Apr-13 12:04 AM
    • Replies: 0
    • Views: 173
    2021-Apr-13, 12:04 AM Go to last post
  20. Cool April New Moon Spotting

    Started by Centaur, 2021-Apr-10 06:22 PM
    • Replies: 0
    • Views: 205
    2021-Apr-10, 06:22 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
  •