Page 1 of 622 1231151101501 ... LastLast
Threads 1 to 20 of 12438

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: 22,486
    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: 395,554
    2017-Jul-28, 07:46 PM Go to last post
  1. Broken Cable Damages Arecibo

    Started by Swift, 2020-Aug-12 03:36 PM
    2 Pages
    1 2
    • Replies: 47
    • Views: 824
    Today, 07:21 PM Go to last post
  2. Question Proxima Centauri b: Terrestrial or Neptunian?

    Started by Roger E. Moore, 2018-Jul-24 05:46 PM
    2 Pages
    1 2
    • Replies: 45
    • Views: 6,248
    Today, 02:44 AM Go to last post
    • Replies: 23
    • Views: 2,801
    Yesterday, 02:05 PM Go to last post
  3. Question Mysteries in Astronomy (my short list)

    Started by Roger E. Moore, 2018-Nov-15 02:56 AM
    5 Pages
    1 2 3 ... 5
    enigmas, mysteries, strange events, the unknown
    • Replies: 138
    • Views: 15,412
    Yesterday, 01:24 PM Go to last post
  4. Talking Tau Ceti, the story so far

    Started by Roger E. Moore, 2018-Jul-26 06:13 PM
    exoplanets, science fiction, tau ceti
    • Replies: 6
    • Views: 1,497
    2020-Dec-02, 06:42 PM Go to last post
  5. ORC's

    Started by Superluminal, 2020-Jul-18 03:55 AM
    • Replies: 6
    • Views: 294
    2020-Dec-02, 05:45 PM Go to last post
  6. Pluto!

    Started by ragasssd, 2015-Jul-15 08:27 PM
    3 Pages
    1 2 3
    • Replies: 78
    • Views: 13,942
    2020-Dec-01, 01:32 PM Go to last post
  7. Betelgeuse Fainting

    Started by Superluminal, 2019-Dec-23 05:28 AM
    7 Pages
    1 2 3 ... 7
    • Replies: 183
    • Views: 17,335
    2020-Nov-30, 06:40 PM Go to last post
    • Replies: 8
    • Views: 196
    2020-Nov-29, 09:39 PM Go to last post
    • Replies: 0
    • Views: 43
    2020-Nov-27, 03:08 PM Go to last post
  8. Disintegrating Planets - some recent news

    Started by Roger E. Moore, 2018-Jul-30 07:24 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 102
    • Views: 12,968
    2020-Nov-26, 03:13 PM Go to last post
    • Replies: 0
    • Views: 29
    2020-Nov-26, 01:56 AM Go to last post
  9. 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: 168
    • Views: 37,313
    2020-Nov-25, 05:05 PM Go to last post
    • Replies: 15
    • Views: 2,153
    2020-Nov-23, 03:16 PM Go to last post
  10. Smile Penumbral Lunar Eclipse - 2020 NOV 29-30

    Started by Centaur, 2020-Nov-22 06:49 PM
    • Replies: 0
    • Views: 157
    2020-Nov-22, 06:49 PM Go to last post
  11. Interstellar Comet

    Started by tony873004, 2017-Oct-25 07:19 AM
    6 Pages
    1 2 3 ... 6
    • Replies: 175
    • Views: 28,725
    2020-Nov-19, 11:27 PM Go to last post
    • Replies: 53
    • Views: 8,110
    2020-Nov-19, 06:23 PM Go to last post
    • Replies: 2
    • Views: 841
    2020-Nov-19, 06:06 PM Go to last post
    • Replies: 11
    • Views: 1,732
    2020-Nov-19, 04:12 PM Go to last post
  12. Smile November New Moon Spotting

    Started by Centaur, 2020-Nov-14 09:42 PM
    • Replies: 2
    • Views: 47
    2020-Nov-17, 08:59 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
  •