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Forum: Astronomy

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  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: 22,472
    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: 395,485
    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: 45
    • Views: 767
    Today, 03:18 AM 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: 6,236
    Today, 02:44 AM Go to last post
    • Replies: 23
    • Views: 2,791
    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: 15,390
    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: 1,494
    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: 293
    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: 13,931
    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: 17,291
    2020-Nov-30, 06:40 PM Go to last post
    • Replies: 8
    • Views: 194
    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: 12,957
    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: 37,282
    2020-Nov-25, 05:05 PM Go to last post
    • Replies: 15
    • Views: 2,151
    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: 156
    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: 28,716
    2020-Nov-19, 11:27 PM Go to last post
    • Replies: 53
    • Views: 8,104
    2020-Nov-19, 06:23 PM Go to last post
    • Replies: 2
    • Views: 837
    2020-Nov-19, 06:06 PM Go to last post
    • Replies: 11
    • Views: 1,731
    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: 45
    2020-Nov-17, 08:59 PM Go to last post

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