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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: 25,043
    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: 411,302
    2017-Jul-28, 07:46 PM Go to last post
  1. Exclamation GRB 130427A - burst of the (quarter) century

    Started by Don Alexander, 2013-Apr-27 02:46 PM
    3 Pages
    1 2 3
    gamma-ray burst 3 Deleted Post(s)
    • Replies: 74
    • Views: 26,786
    Yesterday, 07:08 PM Go to last post
  2. Broken Cable Damages Arecibo

    Started by Swift, 2020-Aug-12 03:36 PM
    3 Pages
    1 2 3
    • Replies: 67
    • Views: 3,822
    Yesterday, 07:05 PM Go to last post
    • Replies: 0
    • Views: 20
    Yesterday, 06:20 PM Go to last post
  3. Cosmic Voids

    Started by Launch window, Yesterday 05:07 PM
    • Replies: 0
    • Views: 29
    Yesterday, 05:07 PM Go to last post
  4. China to launch a Hubble equivalent

    Started by selvaarchi, 2016-Mar-11 04:35 AM
    • Replies: 11
    • Views: 3,504
    Yesterday, 04:54 PM Go to last post
  5. Smile Asteroid 324 Bamberga Opposes Sun - 2021 MAY 18

    Started by Centaur, 2021-May-16 05:23 PM
    • Replies: 0
    • Views: 28
    2021-May-16, 05:23 PM Go to last post
  6. Cool Lunar X - 2021 MAY 18

    Started by Centaur, 2021-May-15 07:21 PM
    • Replies: 0
    • Views: 42
    2021-May-15, 07:21 PM Go to last post
  7. Possible antistars?

    Started by Tom Mazanec, 2021-Apr-27 04:06 PM
    • Replies: 18
    • Views: 625
    2021-May-15, 05:01 PM Go to last post
  8. Interstellar Comet

    Started by tony873004, 2017-Oct-25 07:19 AM
    7 Pages
    1 2 3 ... 7
    • Replies: 181
    • Views: 32,778
    2021-May-15, 04:57 PM Go to last post
  9. Cool Moon Occults Mag +3.6 Star - 2021 MAY 16

    Started by Centaur, 2021-May-14 07:16 PM
    • Replies: 0
    • Views: 36
    2021-May-14, 07:16 PM Go to last post
  10. China's Wide Field Survey Telescope (WFST)

    Started by selvaarchi, 2021-May-12 12:40 PM
    • Replies: 1
    • Views: 74
    2021-May-12, 03:42 PM Go to last post
  11. Cool May New Moon Spotting

    Started by Centaur, 2021-May-11 06:26 PM
    • Replies: 0
    • Views: 62
    2021-May-11, 06:26 PM Go to last post
  12. daily fireball orbits

    Started by Tom Mazanec, 2021-Apr-29 03:02 PM
    • Replies: 10
    • Views: 436
    2021-May-10, 06:19 PM Go to last post
  13. ESOís Very Large Telescope (VLT)

    Started by selvaarchi, 2018-Feb-18 01:04 AM
    • Replies: 2
    • Views: 367
    2021-May-08, 06:33 PM Go to last post
  14. Solar flares

    Started by Cougar, 2021-May-08 04:43 AM
    • Replies: 0
    • Views: 104
    2021-May-08, 04:43 AM Go to last post
  15. China's Ming'antu Observing Station

    Started by selvaarchi, 2019-Aug-02 07:03 PM
    • Replies: 1
    • Views: 549
    2021-May-05, 01:22 PM Go to last post
  16. Betelgeuse Fainting

    Started by Superluminal, 2019-Dec-23 05:28 AM
    7 Pages
    1 2 3 ... 7
    • Replies: 205
    • Views: 25,556
    2021-May-04, 04:41 AM Go to last post
  17. Cool Eta Aquariid Meteor Shower Peaks in Early May

    Started by Centaur, 2021-Apr-29 06:55 PM
    • Replies: 0
    • Views: 140
    2021-Apr-29, 06:55 PM Go to last post
  18. Extrasolar bolides

    Started by Tom Mazanec, 2021-Apr-29 06:10 PM
    • Replies: 0
    • Views: 131
    2021-Apr-29, 06:10 PM Go to last post
  19. Gliese 710 Close Approach - Much Closer !

    Started by kzb, 2021-Apr-22 09:55 PM
    • Replies: 24
    • Views: 777
    2021-Apr-29, 06:01 PM Go to last post

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