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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: 24,543
    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: 408,425
    2017-Jul-28, 07:46 PM Go to last post
  1. Cool Moon Occults Mag +2.1 Star - 2021 MAY 01

    Started by Centaur, Today 08:42 PM
    • Replies: 0
    • Views: 1
    Today, 08:42 PM Go to last post
  2. Betelgeuse Fainting

    Started by Superluminal, 2019-Dec-23 05:28 AM
    7 Pages
    1 2 3 ... 7
    • Replies: 203
    • Views: 23,790
    Today, 01:49 PM Go to last post
  3. Cool Venus as the 2021 Evening Star

    Started by Centaur, 2021-Apr-20 06:31 PM
    • Replies: 0
    • Views: 49
    2021-Apr-20, 06:31 PM Go to last post
  4. Cool Lyrid Meteor Shower Peaks April 21-22

    Started by Centaur, 2021-Apr-18 06:03 PM
    • Replies: 0
    • Views: 71
    2021-Apr-18, 06:03 PM Go to last post
  5. 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: 178
    • Views: 41,967
    2021-Apr-16, 10:51 AM Go to last post
  6. A Role for Diamagnetism to form Saturn's Rings

    Started by borman, 2021-Apr-13 12:04 AM
    • Replies: 0
    • Views: 60
    2021-Apr-13, 12:04 AM Go to last post
  7. Cool April New Moon Spotting

    Started by Centaur, 2021-Apr-10 06:22 PM
    • Replies: 0
    • Views: 90
    2021-Apr-10, 06:22 PM Go to last post
  8. Popular Astronomy/Astrophysics Books

    Started by cjackson, 2014-Jun-16 06:47 AM
    3 Pages
    1 2 3
    • Replies: 72
    • Views: 19,069
    2021-Apr-10, 05:16 PM Go to last post
    • Replies: 0
    • Views: 60
    2021-Apr-09, 09:46 PM Go to last post
    • Replies: 3
    • Views: 147
    2021-Apr-03, 05:53 PM Go to last post
  9. Cool Jupiter Occults Mag +5.9 Star - 2021 APR 02

    Started by Centaur, 2021-Jan-25 12:47 AM
    • Replies: 1
    • Views: 137
    2021-Mar-31, 04:25 PM Go to last post
  10. Cool Asteroid 9 Metis Opposes Sun - 2021 APR 04

    Started by Centaur, 2021-Mar-28 09:49 PM
    • Replies: 0
    • Views: 101
    2021-Mar-28, 09:49 PM Go to last post
  11. Red face Mutual Events - Jupiter's 4 Galilean Satellites

    Started by Centaur, 2021-Jan-01 11:30 PM
    • Replies: 2
    • Views: 200
    2021-Mar-26, 10:37 AM Go to last post
  12. Interstellar Comet

    Started by tony873004, 2017-Oct-25 07:19 AM
    7 Pages
    1 2 3 ... 7
    • Replies: 180
    • Views: 32,212
    2021-Mar-20, 10:07 PM Go to last post
  13. Hubble inconstant

    Started by dtilque, 2021-Mar-16 06:40 AM
    • Replies: 1
    • Views: 157
    2021-Mar-17, 12:27 PM Go to last post
  14. Baikal neutrino telescope (Baikal-GVD)

    Started by selvaarchi, 2021-Mar-14 12:20 PM
    • Replies: 4
    • Views: 659
    2021-Mar-15, 01:04 AM Go to last post
  15. Cool March New Moon Spotting

    Started by Centaur, 2021-Mar-13 08:11 PM
    • Replies: 0
    • Views: 125
    2021-Mar-13, 08:11 PM Go to last post
    • Replies: 0
    • Views: 103
    2021-Mar-08, 07:39 PM Go to last post
    • Replies: 29
    • Views: 3,711
    2021-Mar-08, 01:34 PM Go to last post
  16. Broken Cable Damages Arecibo

    Started by Swift, 2020-Aug-12 03:36 PM
    3 Pages
    1 2 3
    • Replies: 65
    • Views: 3,468
    2021-Mar-08, 01:20 PM Go to last post

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