Astronomy, Exobiology, & Cosmology

amateur astronomy, astrophysics, exoscience

Page 266 of 286
Sort by:
Title Start Date
Replies Views
Last Message ↑
  1. Yazata

    NASA Hiring - Planetary Protection Officer - Protect Earth from Alien Life!

    Yazata, Aug 3, 2017
    Replies:
    0
    Views:
    574
    Yazata
    Aug 3, 2017
  2. Yazata

    Astrobiology Magazine

    Yazata, Aug 3, 2017
    Replies:
    1
    Views:
    567
    StrangerInAStrangeLand
    Aug 3, 2017
  3. RajeshTrivedi

    Schwarzschild radius of the inner part

    RajeshTrivedi, Aug 16, 2017
    Replies:
    1
    Views:
    547
    mathman
    Aug 16, 2017
  4. joepistole

    The 2017 North American Solar Eclipse

    joepistole, Aug 3, 2017
    Replies:
    19
    Views:
    1,579
    Janus58
    Aug 23, 2017
  5. sweetpea

    Ligo resumes

    sweetpea, Nov 30, 2016
    Replies:
    13
    Views:
    1,748
    sweetpea
    Aug 26, 2017
  6. timojin

    How old is our galaxy

    timojin, Aug 19, 2017 ... 2
    Replies:
    38
    Views:
    2,657
    DaveC426913
    Aug 28, 2017
  7. Xmo1

    Reverse Entropy

    Xmo1, Aug 18, 2017
    Replies:
    9
    Views:
    987
    superstring01
    Aug 29, 2017
  8. 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:
    541
    DaveC426913
    Sep 1, 2017
  9. timojin

    Can stars be older than the universe ?

    timojin, Sep 8, 2017 ... 2
    Replies:
    32
    Views:
    2,987
    Michael 345
    Sep 10, 2017
  10. Dinosaur

    Silicon based life?

    Dinosaur, Sep 10, 2017
    Replies:
    3
    Views:
    692
    timojin
    Sep 10, 2017
  11. Saint

    What created space-time?

    Saint, Sep 4, 2017 ... 2 3
    Replies:
    47
    Views:
    4,712
    dumbest man on earth
    Sep 13, 2017
  12. sweetpea

    Am I understanding Cosmological Redshift rightly ?

    sweetpea, Sep 1, 2017
    Replies:
    9
    Views:
    1,235
    James R
    Sep 17, 2017
  13. timojin

    cassini

    timojin, Sep 16, 2017 ... 2
    Replies:
    23
    Views:
    2,230
    Michael 345
    Sep 20, 2017
  14. Dinosaur

    Politically Correct Nonsense

    Dinosaur, Sep 4, 2017 ... 2
    Replies:
    22
    Views:
    2,239
    DaveC426913
    Sep 22, 2017
  15. joepistole

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

    joepistole, Sep 1, 2017
    Replies:
    4
    Views:
    962
    Engell79
    Sep 25, 2017
  16. sweetpea

    Joint detection of Gravatational waves by LIGO and Virgo

    sweetpea, Sep 28, 2017
    Replies:
    2
    Views:
    904
    sweetpea
    Oct 3, 2017
  17. Xmo1

    Zoom In

    Xmo1, Oct 3, 2017
    Replies:
    3
    Views:
    761
    Xmo1
    Oct 4, 2017
  18. hansda
    Redirect

    Universe Expansion

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

    ''The Science of Interstellar'' book

    sweetpea, Oct 11, 2017
    Replies:
    3
    Views:
    997
    RADII
    Oct 23, 2017
  20. Tiassa

    Nanoflares (FOXSI-2)

    Tiassa, Oct 16, 2017
    Replies:
    2
    Views:
    699
    Michael 345
    Nov 5, 2017
Showing threads 5,301 to 5,320 of 5,716

Thread Display Options

Loading...
Page 266 of 286