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:
    6,766
    Tiassa
    Apr 22, 2016
  2. Saint

    Why thinking about migrating to other planets?

    Saint, Oct 16, 2017 at 7:41 AM
    Replies:
    3
    Views:
    57
    Janus58
    Oct 16, 2017 at 5:45 PM
  3. sweetpea

    Gravitational waves detected from colliding neutron stars.

    sweetpea, Oct 16, 2017 at 5:12 PM
    Replies:
    0
    Views:
    23
    sweetpea
    Oct 16, 2017 at 5:12 PM
  4. Tiassa

    Nanoflares (FOXSI-2)

    Tiassa, Oct 16, 2017 at 5:37 AM
    Replies:
    1
    Views:
    36
    iceaura
    Oct 16, 2017 at 5:42 AM
  5. hansda
    Redirect

    Universe Expansion

    hansda, Aug 24, 2017 ... 6 7 8
    Replies:
    –
    Views:
    –
    N/A
  6. sweetpea

    ''The Science of Interstellar'' book

    sweetpea, Oct 11, 2017 at 4:06 PM
    Replies:
    0
    Views:
    70
    sweetpea
    Oct 11, 2017 at 4:06 PM
  7. Xmo1

    ESO Science

    Xmo1, Oct 7, 2017
    Replies:
    1
    Views:
    102
    RADII
    Oct 9, 2017
  8. Xmo1

    Zoom In

    Xmo1, Oct 3, 2017
    Replies:
    3
    Views:
    122
    Xmo1
    Oct 4, 2017
  9. sweetpea

    Joint detection of Gravatational waves by LIGO and Virgo

    sweetpea, Sep 28, 2017
    Replies:
    2
    Views:
    170
    sweetpea
    Oct 3, 2017
  10. joepistole

    Astronomers are hearing strange things in space again. I wonder what it could be.

    joepistole, Sep 1, 2017
    Replies:
    4
    Views:
    345
    Engell79
    Sep 25, 2017
  11. Dinosaur

    BangCrunch cosmology

    Dinosaur, Aug 26, 2017
    Replies:
    7
    Views:
    319
    James R
    Sep 25, 2017
  12. Dinosaur

    Politically Correct Nonsense

    Dinosaur, Sep 4, 2017 ... 2
    Replies:
    22
    Views:
    718
    DaveC426913
    Sep 22, 2017
  13. timojin

    cassini

    timojin, Sep 16, 2017 ... 2
    Replies:
    23
    Views:
    666
    Michael 345
    Sep 20, 2017
  14. sweetpea

    Am I understanding Cosmological Redshift rightly ?

    sweetpea, Sep 1, 2017
    Replies:
    9
    Views:
    442
    James R
    Sep 17, 2017
  15. Saint

    What created space-time?

    Saint, Sep 4, 2017 ... 2 3
    Replies:
    47
    Views:
    1,618
    dumbest man on earth
    Sep 13, 2017
  16. Dinosaur

    Silicon based life?

    Dinosaur, Sep 10, 2017
    Replies:
    3
    Views:
    153
    timojin
    Sep 10, 2017
  17. timojin

    Can stars be older than the universe ?

    timojin, Sep 8, 2017 ... 2
    Replies:
    32
    Views:
    1,021
    Michael 345
    Sep 10, 2017
  18. joepistole

    We will have a close encounter today with a collosal asteroid, and most people will not notice.

    joepistole, Sep 1, 2017
    Replies:
    1
    Views:
    151
    DaveC426913
    Sep 1, 2017
  19. danshawen

    Tabby's Star (Dyson Sphere, Alien SETI Eclipse?) Flickering Again

    danshawen, May 30, 2017
    Replies:
    15
    Views:
    1,068
    StrangerInAStrangeLand
    Aug 30, 2017
  20. Xmo1

    Reverse Entropy

    Xmo1, Aug 18, 2017
    Replies:
    9
    Views:
    377
    superstring01
    Aug 29, 2017
  21. timojin

    How old is our galaxy

    timojin, Aug 19, 2017 ... 2
    Replies:
    38
    Views:
    1,189
    DaveC426913
    Aug 28, 2017
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