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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: 16,677
    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: 377,557
    2017-Jul-28, 07:46 PM Go to last post
  1. Popular Astronomy/Astrophysics Books

    Started by cjackson, 2014-Jun-16 06:47 AM
    3 Pages
    1 2 3
    • Replies: 61
    • Views: 11,674
    2019-Oct-17, 11:35 PM Go to last post
  2. Is Planet Nine almost certain, probable, possible or unlikely?

    Started by Tom Mazanec, 2016-Jun-13 04:01 PM
    5 Pages
    1 2 3 ... 5
    1 Deleted Post(s)
    • Replies: 133
    • Views: 24,576
    2019-Oct-17, 10:37 PM Go to last post
  3. Cool Mercury Transits Sun - 2019 NOV 11

    Started by Centaur, 2019-Sep-06 07:52 PM
    • Replies: 3
    • Views: 996
    2019-Oct-17, 07:06 PM Go to last post
  4. Exclamation Another interstellar comet coming in?

    Started by Roger E. Moore, 2019-Aug-08 10:40 PM
    • Replies: 18
    • Views: 919
    2019-Oct-17, 11:38 AM Go to last post
    • Replies: 2
    • Views: 54
    2019-Oct-17, 03:33 AM Go to last post
  5. Cool Orion Meteor Shower Peaks 2019 OCT 21-22

    Started by Centaur, 2019-Oct-14 05:22 PM
    • Replies: 0
    • Views: 22
    2019-Oct-14, 05:22 PM Go to last post
  6. Smile Hunter's Full Moon - 2019 OCT 13

    Started by Centaur, 2019-Oct-13 09:53 PM
    • Replies: 0
    • Views: 22
    2019-Oct-13, 09:53 PM Go to last post
  7. Cool Dual Shadow Transit Over Jupiter - 2019 OCT 13

    Started by Centaur, 2019-Oct-12 06:16 PM
    • Replies: 0
    • Views: 29
    2019-Oct-12, 06:16 PM Go to last post
  8. Requesting Telescope Purchase Advice

    Started by Kasey, 2019-Oct-05 09:00 PM
    astronomy
    • Replies: 2
    • Views: 124
    2019-Oct-07, 02:29 PM Go to last post
  9. Gravitational Wave Rumors Rumble Social Media

    Started by 01101001, 2016-Jan-12 04:47 AM
    8 Pages
    1 2 3 ... 8
    • Replies: 234
    • Views: 70,207
    2019-Oct-06, 01:36 PM Go to last post
  10. New Binary Gravitational Wave event

    Started by antoniseb, 2019-Jun-02 09:40 PM
    • Replies: 24
    • Views: 1,974
    2019-Sep-30, 03:12 PM Go to last post
    • Replies: 9
    • Views: 2,140
    2019-Sep-28, 09:16 AM Go to last post
  11. Cool Late September New Moon Spotting

    Started by Centaur, 2019-Sep-27 04:13 PM
    • Replies: 0
    • Views: 55
    2019-Sep-27, 04:13 PM Go to last post
  12. Cool Harvest Moon - 2019 SEP 13-14

    Started by Centaur, 2019-Sep-12 06:25 PM
    • Replies: 1
    • Views: 144
    2019-Sep-16, 11:09 PM Go to last post
  13. Interstellar gas clouds and hydrogen snowflakes

    Started by kzb, 2019-Sep-05 12:17 PM
    • Replies: 2
    • Views: 203
    2019-Sep-12, 05:31 PM Go to last post
  14. Smile Neptune Opposes Sun - 2019 SEP 09-10

    Started by Centaur, 2019-Sep-07 07:47 PM
    • Replies: 1
    • Views: 1,324
    2019-Sep-10, 02:25 AM Go to last post
  15. Cool Late August New Moon Spotting

    Started by Centaur, 2019-Aug-30 04:58 PM
    • Replies: 0
    • Views: 103
    2019-Aug-30, 04:58 PM Go to last post
  16. Cool Moon Occults Beehive Cluster - Predawn 2019 AUG 28

    Started by Centaur, 2019-Aug-27 04:35 PM
    • Replies: 0
    • Views: 112
    2019-Aug-27, 04:35 PM Go to last post
  17. Question about an object

    Started by Jens, 2019-Aug-23 04:37 AM
    • Replies: 5
    • Views: 1,012
    2019-Aug-24, 03:32 AM Go to last post
  18. Testing gravity with the Square Kilometer Array

    Started by Ken Vogt, 2005-Jul-19 08:40 PM
    • Replies: 1
    • Views: 930
    2019-Aug-20, 11:37 AM Go to last post

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