Astronomy, Exobiology, & Cosmology

amateur astronomy, astrophysics, exoscience

Page 1 of 286
Sort by:
Title Start Date
Replies Views
Last Message ↓
  1. Tiassa
    Locked Sticky

    Action Notes v.1.AEC

    Tiassa, Sep 13, 2011
    Replies:
    6
    Views:
    15,581
    Tiassa
    Jun 3, 2021
  2. DaveC426913

    Incredible pic of Red Sprite Lightning

    DaveC426913, Oct 7, 2023 ... 2 3
    Replies:
    44
    Views:
    1,030
    exchemist
    Nov 19, 2023
  3. Pinball1970

    MOND takes a hit

    Pinball1970, Nov 11, 2023
    Replies:
    11
    Views:
    320
    Pinball1970
    Nov 13, 2023
  4. Pinball1970

    Civilizations in our Universe

    Pinball1970, Oct 27, 2023 ... 2
    Replies:
    30
    Views:
    857
    foghorn
    Nov 4, 2023
  5. Plazma Inferno!

    NASA to sample asteroid for clues to life on Earth

    Plazma Inferno!, Sep 1, 2016
    Replies:
    13
    Views:
    683
    foghorn
    Oct 27, 2023
  6. Tiassa

    Carbon Dioxide at Europa (Webb Space Telescope)

    Tiassa, Sep 21, 2023
    Replies:
    2
    Views:
    277
    Tiassa
    Sep 21, 2023
  7. Saint

    Does cosmology answer why the universe exist?

    Saint, Nov 9, 2020 ... 4 5 6
    Replies:
    111
    Views:
    12,690
    Pinball1970
    Sep 14, 2023
  8. Pinball1970

    Another challenge to current cosmology

    Pinball1970, Sep 14, 2023
    Replies:
    0
    Views:
    241
    Pinball1970
    Sep 14, 2023
  9. exchemist

    Exoplanet with Possible Life Molecule?

    exchemist, Sep 12, 2023
    Replies:
    2
    Views:
    284
    exchemist
    Sep 13, 2023
  10. exchemist

    Avi Loeb At It Again

    exchemist, Aug 29, 2023
    Replies:
    5
    Views:
    469
    exchemist
    Sep 10, 2023
  11. Saint

    The actual size of the universe

    Saint, Jul 26, 2023 ... 2
    Replies:
    29
    Views:
    1,257
    ThazzarBaal
    Aug 16, 2023
  12. icarus2

    Discovered the mechanism of the birth of the universe from nothing!

    icarus2, Jul 11, 2023
    Replies:
    11
    Views:
    631
    James R
    Aug 4, 2023
  13. Seattle

    What do you enjoy viewing in the night sky?

    Seattle, Jul 23, 2022 ... 2
    Replies:
    39
    Views:
    5,112
    ThazzarBaal
    Aug 1, 2023
  14. arfa brane

    New observations from JWST

    arfa brane, Mar 9, 2023
    Replies:
    2
    Views:
    736
    Janus58
    Jul 14, 2023
  15. TonyYuan

    Review comments from the European SCI Physics Journal

    TonyYuan, Jun 30, 2023
    Replies:
    4
    Views:
    388
    exchemist
    Jul 4, 2023
  16. SarahEllard

    Geocentric Universe - does the ''Axis of Evil'' prove that Earth is the centre of the Universe?

    SarahEllard, May 8, 2023
    Replies:
    3
    Views:
    846
    Janus58
    May 8, 2023
  17. Seattle

    Was the Big Bang wrong?

    Seattle, May 2, 2023
    Replies:
    3
    Views:
    485
    C C
    May 2, 2023
  18. arfa brane

    Cosmology 101 pop question

    arfa brane, Mar 12, 2023
    Replies:
    17
    Views:
    1,128
    exchemist
    Apr 22, 2023
  19. sculptor

    solstice pole

    sculptor, Mar 20, 2023
    Replies:
    12
    Views:
    730
    DaveC426913
    Mar 21, 2023
  20. Ishika

    black hole's information

    Ishika, Mar 16, 2023
    Replies:
    3
    Views:
    695
    DaveC426913
    Mar 17, 2023
  21. sculptor

    black holes source of dark energy?

    sculptor, Feb 17, 2023
    Replies:
    13
    Views:
    1,186
    Contemplation
    Mar 5, 2023
Showing threads 1 to 20 of 5,711

Thread Display Options

Loading...
Page 1 of 286