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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: 9,490
    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: 347,662
    2017-Jul-28, 07:46 PM Go to last post
    • Replies: 0
    • Views: 42
    Yesterday, 08:46 PM Go to last post
    • Replies: 8
    • Views: 119
    Yesterday, 07:56 PM Go to last post
  1. Fun Papers In Arxiv

    Started by antoniseb, 2011-Nov-07 01:44 PM
    50 Pages
    1 2 3 ... 50
    • Replies: 1,490
    • Views: 273,289
    Yesterday, 03:00 PM Go to last post
  2. Question Mysteries in Astronomy (my short list)

    Started by Roger E. Moore, 2018-Nov-15 02:56 AM
    enigmas, mysteries, strange events, the unknown
    • Replies: 18
    • Views: 154
    Yesterday, 02:38 AM Go to last post
  3. Interstellar Comet

    Started by tony873004, 2017-Oct-25 07:19 AM
    5 Pages
    1 2 3 ... 5
    • Replies: 137
    • Views: 8,805
    2018-Nov-14, 09:37 PM Go to last post
    • Replies: 2
    • Views: 109
    2018-Nov-14, 07:40 PM Go to last post
  4. Disintegrating Planets - some recent news

    Started by Roger E. Moore, 2018-Jul-30 07:24 PM
    • Replies: 27
    • Views: 1,217
    2018-Nov-14, 02:44 AM Go to last post
    • Replies: 15
    • Views: 730
    2018-Nov-13, 02:10 PM Go to last post
  5. Cool Comet C/2018 V1 Discovered November 7

    Started by Centaur, 2018-Nov-12 12:34 AM
    • Replies: 0
    • Views: 45
    2018-Nov-12, 12:34 AM Go to last post
  6. Cool Asteroid 3 Juno Opposes Sun 2018 NOV 16-17

    Started by Centaur, 2018-Nov-11 05:01 PM
    • Replies: 0
    • Views: 29
    2018-Nov-11, 05:01 PM Go to last post
  7. Thumbs up Music for a Martian Sunrise

    Started by Roger E. Moore, 2018-Nov-09 05:53 PM
    mars, music, opportunity rover, sunrise
    • Replies: 1
    • Views: 81
    2018-Nov-10, 01:24 AM Go to last post
    • Replies: 11
    • Views: 461
    2018-Nov-09, 08:04 PM Go to last post
  8. Cool Leonid Meteor Shower Peaks 2018 NOV 17-18

    Started by Centaur, 2018-Nov-09 07:40 PM
    • Replies: 0
    • Views: 58
    2018-Nov-09, 07:40 PM Go to last post
  9. How often do we get close passages?

    Started by Tom Mazanec, 2018-Apr-12 02:43 PM
    2 Pages
    1 2
    1 Deleted Post(s)
    • Replies: 43
    • Views: 2,896
    2018-Nov-09, 02:43 AM Go to last post
  10. Misleading star colors illustration in Sky and Telescope

    Started by Hornblower, 2018-Oct-23 12:16 AM
    2 Pages
    1 2
    • Replies: 48
    • Views: 1,295
    2018-Nov-08, 02:45 AM Go to last post
    • Replies: 10
    • Views: 192
    2018-Nov-07, 03:21 PM Go to last post
  11. Cool November New Moon Spotting

    Started by Centaur, 2018-Nov-05 08:15 PM
    • Replies: 0
    • Views: 46
    2018-Nov-05, 08:15 PM Go to last post
    • Replies: 2
    • Views: 106
    2018-Nov-03, 12:08 AM Go to last post
  12. Constant change? [Hubble-Lemaitre]

    Started by George, 2018-Oct-31 05:42 PM
    • Replies: 2
    • Views: 117
    2018-Oct-31, 09:35 PM Go to last post
    • Replies: 13
    • Views: 600
    2018-Oct-29, 08:03 PM Go to last post

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