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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: 15,677
    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: 374,077
    2017-Jul-28, 07:46 PM Go to last post
  1. Testing gravity with the Square Kilometer Array

    Started by Ken Vogt, 2005-Jul-19 08:40 PM
    • Replies: 1
    • Views: 763
    Yesterday, 11:37 AM Go to last post
  2. Smile Moon Occults Saturn - 2019 AUG 12

    Started by Centaur, 2019-Aug-11 07:07 PM
    • Replies: 4
    • Views: 258
    2019-Aug-12, 03:35 PM Go to last post
  3. Exclamation Another interstellar comet coming in?

    Started by Roger E. Moore, 2019-Aug-08 10:40 PM
    • Replies: 1
    • Views: 141
    2019-Aug-09, 09:05 PM Go to last post
  4. Exclamation Superflares on the Sun

    Started by Roger E. Moore, 2019-Jun-11 01:49 PM
    superflares
    • Replies: 26
    • Views: 1,136
    2019-Aug-09, 09:03 PM Go to last post
  5. Disintegrating Planets - some recent news

    Started by Roger E. Moore, 2018-Jul-30 07:24 PM
    3 Pages
    1 2 3
    • Replies: 62
    • Views: 5,694
    2019-Aug-08, 10:39 PM Go to last post
  6. 511 kev line from the Galactic Center

    Started by trinitree88, 2019-Aug-06 02:21 PM
    • Replies: 0
    • Views: 72
    2019-Aug-06, 02:21 PM Go to last post
  7. Cool Perseid Meteor Shower Peaks August 12-13

    Started by Centaur, 2019-Aug-05 06:56 PM
    • Replies: 0
    • Views: 47
    2019-Aug-05, 06:56 PM Go to last post
  8. Have 'Husbanded White Dwarfs' been discovered.

    Started by transreality, 2019-Aug-05 01:06 AM
    • Replies: 1
    • Views: 83
    2019-Aug-05, 03:01 AM Go to last post
  9. China's Ming'antu Observing Station

    Started by selvaarchi, 2019-Aug-02 07:03 PM
    • Replies: 0
    • Views: 68
    2019-Aug-02, 07:03 PM Go to last post
  10. Cool Asteroid 15 Eunomia Opposes Sun 2019 AUG 12

    Started by Centaur, 2019-Aug-02 05:09 PM
    • Replies: 0
    • Views: 50
    2019-Aug-02, 05:09 PM Go to last post
    • Replies: 20
    • Views: 3,504
    2019-Aug-01, 11:56 PM Go to last post
  11. Question Random transits? How is that possible?

    Started by Roger E. Moore, 2019-Jun-28 05:21 PM
    • Replies: 10
    • Views: 513
    2019-Aug-01, 11:47 PM Go to last post
  12. Smile The Football Planet

    Started by Roger E. Moore, 2019-Jan-31 01:19 PM
    2 Pages
    1 2
    • Replies: 30
    • Views: 1,669
    2019-Aug-01, 08:50 PM Go to last post
  13. Black Moon

    Started by Swift, 2019-Jul-31 07:01 PM
    • Replies: 8
    • Views: 243
    2019-Aug-01, 02:03 PM Go to last post
    • Replies: 21
    • Views: 2,029
    2019-Jul-31, 02:21 AM Go to last post
  14. Smile Early August New Moon Spotting

    Started by Centaur, 2019-Jul-30 06:29 PM
    • Replies: 0
    • Views: 50
    2019-Jul-30, 06:29 PM Go to last post
  15. New Binary Gravitational Wave event

    Started by antoniseb, 2019-Jun-02 09:40 PM
    • Replies: 17
    • Views: 944
    2019-Jul-30, 06:28 PM Go to last post
  16. Cool Mercury as Summer Morning Star

    Started by Centaur, 2019-Jul-29 06:37 PM
    • Replies: 0
    • Views: 61
    2019-Jul-29, 06:37 PM Go to last post
  17. Question Mysteries in Astronomy (my short list)

    Started by Roger E. Moore, 2018-Nov-15 02:56 AM
    3 Pages
    1 2 3
    enigmas, mysteries, strange events, the unknown
    • Replies: 63
    • Views: 4,851
    2019-Jul-26, 05:14 PM Go to last post
    • Replies: 10
    • Views: 440
    2019-Jul-19, 03:35 AM Go to last post

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