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:
    6
    Views:
    15,406
    Tiassa
    Jun 3, 2021
  2. Paul W. Dixon

    Supernova From Experimentation At Fermilab

    Paul W. Dixon, Feb 28, 2001 ... 96 97 98
    Replies:
    1,957
    Views:
    318,494
    brucep
    Oct 21, 2015
  3. spankyface

    how long would it take to travel a light-year?

    spankyface, Nov 29, 2001 ... 2 3
    Replies:
    52
    Views:
    190,349
    Write4U
    Feb 7, 2016
  4. Ivan
    Locked

    Gravity never zero

    Ivan, Dec 18, 2011 ... 42 43 44
    Replies:
    864
    Views:
    71,333
    prometheus
    Jun 24, 2012
  5. Tristan

    Everything About Telescopes

    Tristan, May 10, 2003 ... 9 10 11
    Replies:
    206
    Views:
    47,706
    Pete
    Feb 28, 2008
  6. The God

    Gravitational Lensing : Eddington Experiment

    The God, Nov 29, 2015 ... 50 51 52
    Replies:
    1,022
    Views:
    45,202
    hansda
    Feb 16, 2016
  7. Hermann

    Could Jupiter become a second Sun?

    Hermann, Sep 18, 2005 ... 4 5 6
    Replies:
    101
    Views:
    44,111
    Captain Kremmen
    Oct 10, 2011
  8. wet1

    sciforum seti crunchers

    wet1, Feb 18, 2002 ... 7 8 9
    Replies:
    179
    Views:
    35,402
    Red Devil
    Feb 11, 2008
  9. Saint
    Locked

    Is big bang proven to be solid true?

    Saint, Jun 17, 2009 ... 13 14 15
    Replies:
    290
    Views:
    34,242
    AlphaNumeric
    Feb 23, 2013
  10. RajeshTrivedi

    Neutron Star

    RajeshTrivedi, Apr 7, 2015 ... 27 28 29
    Replies:
    566
    Views:
    33,380
    brucep
    May 6, 2015
  11. dumbest man on earth

    The True Origin of The Universe?

    dumbest man on earth, Jun 9, 2014 ... 31 32 33
    Replies:
    640
    Views:
    32,521
    paddoboy
    Jul 23, 2014
  12. Magical Realist

    Star triangle paradox

    Magical Realist, Jun 7, 2011 ... 24 25 26
    Replies:
    503
    Views:
    31,944
    James R
    Sep 24, 2011
  13. RajeshTrivedi
    Locked

    Gravitational Time Dilation

    RajeshTrivedi, May 4, 2015 ... 31 32 33
    Replies:
    642
    Views:
    30,321
    Kittamaru
    Jun 6, 2015
  14. John99

    The Moon: What is it's purpose?

    John99, Jan 23, 2009 ... 11 12 13
    Replies:
    251
    Views:
    29,983
    Smellsniffsniff
    Mar 2, 2010
  15. James R

    Chance of life on other planets

    James R, Sep 4, 2010 ... 14 15 16
    Replies:
    308
    Views:
    29,108
    orcot
    Mar 1, 2011
  16. Reiku
    Locked

    Is the Universe / an electron a Black Hole?

    Reiku, Sep 18, 2007 ... 13 14 15
    Replies:
    296
    Views:
    28,945
    (Q)
    Dec 8, 2007
  17. Dywyddyr
    Locked

    The Moon does not cause tides: John99 proves science wrong.

    Dywyddyr, Feb 17, 2011 ... 9 10 11
    Replies:
    203
    Views:
    27,763
    D H
    Mar 3, 2011
  18. RajeshTrivedi

    Neutron Star to Black Hole

    RajeshTrivedi, Jan 12, 2015 ... 30 31 32
    Replies:
    630
    Views:
    27,748
    paddoboy
    Feb 16, 2015
  19. D H

    2012 thread

    D H, Feb 9, 2010 ... 4 5 6
    Replies:
    100
    Views:
    27,464
    Snocrash
    Jun 21, 2012
  20. John J. Bannan

    Any aliens out there?

    John J. Bannan, Jun 27, 2007 ... 16 17 18
    Replies:
    354
    Views:
    27,202
    Enmos
    Jul 23, 2008
  21. Datura

    planets moving closer to the sun?

    Datura, Apr 11, 2004 ... 2 3
    Replies:
    45
    Views:
    26,772
    Janus58
    Feb 2, 2012
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