Astronomy, Exobiology, & Cosmology

amateur astronomy, astrophysics, exoscience

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  1. Tiassa
    Locked Sticky

    Action Notes v.1.AEC

    Tiassa, Sep 13, 2011
    Replies:
    5
    Views:
    7,321
    Tiassa
    Apr 22, 2016
  2. heyuhua

    Chinese Scholar Yang Jian liang Putting Wrongs to Rights in Astrophysics

    heyuhua, Apr 22, 2018 at 5:32 AM ... 2 3
    Replies:
    40
    Views:
    341
    Michael 345
    Apr 26, 2018 at 8:35 AM
  3. Nathaniel Moikabi

    Bioastronomy

    Nathaniel Moikabi, Apr 23, 2018 at 9:43 AM
    Replies:
    10
    Views:
    115
    sculptor
    Apr 26, 2018 at 2:08 AM
  4. orcot

    Living inside a star

    orcot, Apr 25, 2018 at 5:43 PM
    Replies:
    2
    Views:
    41
    orcot
    Apr 25, 2018 at 10:54 PM
  5. RainbowSingularity

    S.T.E.V.E is soo hot !

    RainbowSingularity, Mar 26, 2018
    Replies:
    1
    Views:
    183
    TheFrogger
    Apr 24, 2018 at 5:39 AM
  6. RainbowSingularity

    Big White A Hole

    RainbowSingularity, Mar 29, 2018 ... 2
    Replies:
    29
    Views:
    451
    RainbowSingularity
    Apr 23, 2018 at 9:36 AM
  7. Yazata
    Locked

    Tiangong 1 Reenters Over South Pacific

    Yazata, Apr 2, 2018 ... 2 3
    Replies:
    42
    Views:
    978
    James R
    Apr 23, 2018 at 8:16 AM
  8. nebel

    Where is most "gravity", inside or out?

    nebel, Feb 29, 2016 ... 7 8 9
    Replies:
    162
    Views:
    5,492
    nebel
    Apr 23, 2018 at 5:15 AM
  9. nebel

    Jupiter's Orbital Velocity & Equatorial Velocity cancel?

    nebel, Jul 31, 2017 ... 2 3
    Replies:
    49
    Views:
    2,315
    nebel
    Apr 17, 2018
  10. RainbowSingularity

    City Killer astroid near miss

    RainbowSingularity, Apr 16, 2018
    Replies:
    1
    Views:
    56
    Michael 345
    Apr 16, 2018
  11. Xmo1

    Universe?Metrics

    Xmo1, Mar 29, 2018
    Replies:
    17
    Views:
    308
    NotEinstein
    Apr 4, 2018
  12. Bowser

    If Space is Expanding?

    Bowser, Feb 17, 2018 ... 2
    Replies:
    36
    Views:
    1,073
    exchemist
    Mar 15, 2018
  13. LaurieAG

    Vale Stephen Hawking

    LaurieAG, Mar 14, 2018
    Replies:
    1
    Views:
    187
    hansda
    Mar 14, 2018
  14. RainbowSingularity

    Scientists find less "dark matter" NHK news item

    RainbowSingularity, Mar 1, 2018 ... 2
    Replies:
    24
    Views:
    691
    NotEinstein
    Mar 12, 2018
  15. nebel

    Humans already primed for space?

    nebel, Mar 11, 2018
    Replies:
    2
    Views:
    166
    nebel
    Mar 11, 2018
  16. sculptor

    star s2 orbiting black hole?

    sculptor, Mar 11, 2018
    Replies:
    0
    Views:
    142
    sculptor
    Mar 11, 2018
  17. Seattle

    How long do you think humans will be around?

    Seattle, Dec 16, 2017 ... 2 3 4
    Replies:
    69
    Views:
    2,542
    Musika
    Mar 11, 2018
  18. nebel

    Orbital geometry: a Titius/Bode + Lagrange connection?

    nebel, Feb 16, 2018
    Replies:
    7
    Views:
    313
    nebel
    Mar 6, 2018
  19. Xelasnave.1947

    Astro photography.

    Xelasnave.1947, Jan 9, 2018
    Replies:
    10
    Views:
    463
    socratus
    Mar 2, 2018
  20. Michael 345

    Private enterprise space station

    Michael 345, Feb 12, 2018
    Replies:
    14
    Views:
    393
    orcot
    Feb 16, 2018
  21. nebel

    Space X biggest launch ever

    nebel, Feb 7, 2018 ... 2
    Replies:
    27
    Views:
    809
    Michael 345
    Feb 10, 2018
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