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:
    9,533
    Tiassa
    Apr 22, 2016
  2. Saint

    VY Canis Majoris the biggest Star

    Saint, Feb 22, 2020 at 4:23 AM
    Replies:
    1
    Views:
    22
    billvon
    Feb 22, 2020 at 6:05 AM
  3. wegs

    Twelve reasons we haven't found aliens

    wegs, Feb 5, 2020 ... 3 4 5
    Replies:
    83
    Views:
    1,223
    exchemist
    Feb 21, 2020 at 10:25 AM
  4. wegs

    Astronomers sweep the entire sky, looking for aliens

    wegs, Feb 18, 2020 at 3:50 AM
    Replies:
    6
    Views:
    150
    James R
    Feb 20, 2020 at 7:44 AM
  5. Saint

    Inside Black hole

    Saint, Feb 12, 2020 ... 2
    Replies:
    22
    Views:
    445
    paddoboy
    Feb 17, 2020 at 8:45 AM
  6. dumbest man on earth

    Solar System Map

    dumbest man on earth, Feb 13, 2020
    Replies:
    1
    Views:
    73
    sculptor
    Feb 13, 2020
  7. wegs

    Mysterious radio signal from space is repeating every 16 days

    wegs, Feb 12, 2020
    Replies:
    1
    Views:
    73
    paddoboy
    Feb 12, 2020
  8. Saint

    How could ancient people know astronomy & astrology?

    Saint, Feb 5, 2020
    Replies:
    16
    Views:
    323
    Janus58
    Feb 9, 2020
  9. foghorn

    Possible bolide caught on a doorbell camera.

    foghorn, Feb 4, 2020
    Replies:
    2
    Views:
    143
    billvon
    Feb 5, 2020
  10. wegs

    What causes black holes and stars to spin?

    wegs, Jan 24, 2020
    Replies:
    10
    Views:
    274
    paddoboy
    Jan 29, 2020
  11. paddoboy

    New insights about the brightest explosions in the Universe

    paddoboy, Jan 23, 2020
    Replies:
    0
    Views:
    137
    paddoboy
    Jan 23, 2020
  12. paddoboy

    Gravitational Wave Echos May Support Hawking Radiation:

    paddoboy, Jan 22, 2020
    Replies:
    0
    Views:
    104
    paddoboy
    Jan 22, 2020
  13. paddoboy

    Black Holes and Dwarf Galaxies:

    paddoboy, Jan 21, 2020
    Replies:
    2
    Views:
    138
    paddoboy
    Jan 22, 2020
  14. paddoboy

    Mars' water:

    paddoboy, Jan 21, 2020
    Replies:
    0
    Views:
    144
    paddoboy
    Jan 21, 2020
  15. paddoboy

    'cosmic echolocation'

    paddoboy, Jan 21, 2020
    Replies:
    0
    Views:
    135
    paddoboy
    Jan 21, 2020
  16. paddoboy

    An Unsung Hero:

    paddoboy, Jan 21, 2020
    Replies:
    2
    Views:
    138
    paddoboy
    Jan 21, 2020
  17. paddoboy

    January 6, 2020: LIGO-Virgo Network Catches Another Neutron Star Collision

    paddoboy, Jan 21, 2020
    Replies:
    1
    Views:
    128
    paddoboy
    Jan 21, 2020
  18. paddoboy

    First results from the Dark Energy Survey

    paddoboy, Jan 20, 2020
    Replies:
    0
    Views:
    136
    paddoboy
    Jan 20, 2020
  19. paddoboy

    Pressure runs high at edge of solar system:

    paddoboy, Oct 9, 2019
    Replies:
    7
    Views:
    585
    exchemist
    Jan 19, 2020
  20. Saint

    Lonely planet

    Saint, Dec 31, 2019
    Replies:
    2
    Views:
    322
    RainbowSingularity
    Dec 31, 2019
  21. BdS

    Astronomy and space news

    BdS, Oct 11, 2019
    Replies:
    15
    Views:
    1,157
    BdS
    Dec 14, 2019
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