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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: 15,047
    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: 372,599
    2017-Jul-28, 07:46 PM Go to last post
  1. New Binary Gravitational Wave event

    Started by antoniseb, 2019-Jun-02 09:40 PM
    • Replies: 10
    • Views: 542
    Today, 01:44 AM Go to last post
    • Replies: 10
    • Views: 263
    2019-Jul-19, 03:35 AM Go to last post
  2. Question CDS portal appears to be down

    Started by Roger E. Moore, 2019-Jul-13 06:52 PM
    • Replies: 2
    • Views: 80
    2019-Jul-19, 12:37 AM Go to last post
    • Replies: 0
    • Views: 47
    2019-Jul-18, 06:57 PM Go to last post
  3. Disintegrating Planets - some recent news

    Started by Roger E. Moore, 2018-Jul-30 07:24 PM
    3 Pages
    1 2 3
    • Replies: 60
    • Views: 5,240
    2019-Jul-17, 10:56 PM Go to last post
  4. Bad Science analogy: Stars and Cars

    Started by Hornblower, 2019-Jul-15 10:23 PM
    • Replies: 8
    • Views: 271
    2019-Jul-17, 01:47 PM Go to last post
  5. 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: 62
    • Views: 4,336
    2019-Jul-16, 01:08 AM Go to last post
  6. Cool Partial Lunar Eclipse - 2019 JUL 16-17

    Started by Centaur, 2019-Jul-13 08:29 PM
    • Replies: 0
    • Views: 53
    2019-Jul-13, 08:29 PM Go to last post
  7. Lame-brained CBS News article about Saturn

    Started by Hornblower, 2019-Jul-10 11:40 PM
    • Replies: 13
    • Views: 389
    2019-Jul-13, 12:35 AM Go to last post
  8. Misleading star colors illustration in Sky and Telescope

    Started by Hornblower, 2018-Oct-23 12:16 AM
    2 Pages
    1 2
    • Replies: 50
    • Views: 3,577
    2019-Jul-12, 04:51 PM Go to last post
  9. The Vulcanids, a new sungrazer group

    Started by planetaryscience, 2017-Feb-11 10:15 PM
    asteroid, asteroids, comet, comets
    • Replies: 5
    • Views: 666
    2019-Jul-09, 12:50 PM Go to last post
    • Replies: 24
    • Views: 2,620
    2019-Jul-07, 06:44 PM Go to last post
  10. Question Random transits? How is that possible?

    Started by Roger E. Moore, 2019-Jun-28 05:21 PM
    • Replies: 8
    • Views: 339
    2019-Jul-05, 07:53 PM Go to last post
  11. Sun Color Challenge

    Started by George, 2019-Jun-11 09:20 PM
    2 Pages
    1 2
    • Replies: 44
    • Views: 2,310
    2019-Jul-05, 03:38 PM Go to last post
  12. Smile Pluto Opposes Sun - 2019 JUL 14

    Started by Centaur, 2019-Jul-04 04:10 PM
    • Replies: 0
    • Views: 82
    2019-Jul-04, 04:10 PM Go to last post
  13. Cool July New Moon Spotting

    Started by Centaur, 2019-Jul-01 08:04 PM
    • Replies: 0
    • Views: 106
    2019-Jul-01, 08:04 PM Go to last post
  14. Ancient Calendar Video

    Started by Cyberseeker, 2019-Jul-01 04:26 AM
    bible, calendar, hebrew, jubilee, lunar
    • Replies: 0
    • Views: 131
    2019-Jul-01, 04:26 AM Go to last post
  15. 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: 47
    • Views: 5,820
    2019-Jun-28, 01:34 AM Go to last post
  16. Cool Straight Line - Mars-Pollux-Castor - 2019 JUN 28

    Started by Centaur, 2019-Jun-26 06:40 PM
    • Replies: 0
    • Views: 163
    2019-Jun-26, 06:40 PM Go to last post
  17. Interstellar Comet

    Started by tony873004, 2017-Oct-25 07:19 AM
    6 Pages
    1 2 3 ... 6
    • Replies: 160
    • Views: 18,981
    2019-Jun-22, 08:03 PM Go to last post

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