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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: 28,876
    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: 424,347
    2017-Jul-28, 07:46 PM Go to last post
  1. The Evolution of the Standard Candle....Sn1a's

    Started by trinitree88, 2017-Dec-08 07:48 PM
    • Replies: 12
    • Views: 1,261
    2021-Oct-20, 04:45 AM Go to last post
  2. Cool Ceres Appears Near Aldebaran - 2021 NOV 03

    Started by Centaur, 2021-Oct-17 11:41 PM
    1 Deleted Post(s)
    • Replies: 0
    • Views: 50
    2021-Oct-17, 11:41 PM Go to last post
    • Replies: 0
    • Views: 52
    2021-Oct-16, 06:53 PM Go to last post
    • Replies: 0
    • Views: 4
    2021-Oct-14, 11:53 PM Go to last post
  3. Smile Orionid Meteor Shower Peaks 2021 OCT 20-21

    Started by Centaur, 2021-Oct-14 09:04 PM
    • Replies: 0
    • Views: 68
    2021-Oct-14, 09:04 PM Go to last post
  4. Cool Mercury as an Autumn Morning Star

    Started by Centaur, 2021-Oct-13 07:27 PM
    • Replies: 0
    • Views: 96
    2021-Oct-13, 07:27 PM Go to last post
  5. Popular Astronomy/Astrophysics Books

    Started by cjackson, 2014-Jun-16 06:47 AM
    3 Pages
    1 2 3
    • Replies: 76
    • Views: 23,418
    2021-Oct-09, 10:29 PM Go to last post
  6. Cool October New Moon Spotting

    Started by Centaur, 2021-Oct-05 06:46 PM
    • Replies: 0
    • Views: 84
    2021-Oct-05, 06:46 PM Go to last post
  7. Comet Bernardinelli-Bernstein (C/2014 UN271)

    Started by selvaarchi, 2021-Oct-03 02:01 PM
    • Replies: 8
    • Views: 222
    2021-Oct-05, 03:33 PM Go to last post
  8. Distant supernova through gravitational lens

    Started by Cougar, 2021-Sep-14 04:08 AM
    • Replies: 1
    • Views: 185
    2021-Oct-04, 07:54 PM Go to last post
  9. New Meteor Shower

    Started by Superluminal, 2021-Oct-03 05:12 AM
    • Replies: 1
    • Views: 104
    2021-Oct-03, 07:09 AM Go to last post
  10. Our Corner of the Milky Way

    Started by SagittariusAStar, 2021-Sep-30 03:40 PM
    • Replies: 1
    • Views: 144
    2021-Sep-30, 07:12 PM Go to last post
  11. Betelgeuse Fainting

    Started by Superluminal, 2019-Dec-23 05:28 AM
    7 Pages
    1 2 3 ... 7
    • Replies: 207
    • Views: 31,574
    2021-Sep-30, 04:15 PM Go to last post
  12. China's gravitational-wave research center

    Started by selvaarchi, 2021-Sep-27 01:12 PM
    • Replies: 0
    • Views: 103
    2021-Sep-27, 01:12 PM Go to last post
  13. Cool Harvest Moon - 2021 SEP 20-21

    Started by Centaur, 2021-Sep-20 09:24 PM
    • Replies: 0
    • Views: 136
    2021-Sep-20, 09:24 PM Go to last post
  14. Cool September New Moon Spotting

    Started by Centaur, 2021-Sep-05 05:13 PM
    • Replies: 3
    • Views: 576
    2021-Sep-11, 12:06 AM Go to last post
    • Replies: 13
    • Views: 3,998
    2021-Sep-08, 10:26 PM Go to last post
  15. Cool Asteroid 2 Pallas Opposes Sun - 2021 SEP 11

    Started by Centaur, 2021-Sep-04 05:45 PM
    • Replies: 0
    • Views: 100
    2021-Sep-04, 05:45 PM Go to last post
    • Replies: 13
    • Views: 622
    2021-Sep-03, 12:37 AM Go to last post
  16. Protoplanetary disks eject more mass than they retain

    Started by kzb, 2021-Sep-02 01:25 AM
    • Replies: 0
    • Views: 89
    2021-Sep-02, 01:25 AM Go to last post

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