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. Tiassa

    Carbon Dioxide at Europa (Webb Space Telescope)

    Tiassa, Sep 21, 2023 at 9:50 PM
    Replies:
    2
    Views:
    44
    Tiassa
    Sep 21, 2023 at 11:49 PM
  3. Pinball1970

    Another challenge to current cosmology

    Pinball1970, Sep 14, 2023
    Replies:
    0
    Views:
    57
    Pinball1970
    Sep 14, 2023
  4. exchemist

    Exoplanet with Possible Life Molecule?

    exchemist, Sep 12, 2023
    Replies:
    2
    Views:
    105
    exchemist
    Sep 13, 2023
  5. exchemist

    Avi Loeb At It Again

    exchemist, Aug 29, 2023
    Replies:
    5
    Views:
    231
    exchemist
    Sep 10, 2023
  6. Saint

    The actual size of the universe

    Saint, Jul 26, 2023 ... 2
    Replies:
    29
    Views:
    787
    ThazzarBaal
    Aug 16, 2023
  7. icarus2

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

    icarus2, Jul 11, 2023
    Replies:
    11
    Views:
    467
    James R
    Aug 4, 2023
  8. TonyYuan

    Review comments from the European SCI Physics Journal

    TonyYuan, Jun 30, 2023
    Replies:
    4
    Views:
    234
    exchemist
    Jul 4, 2023
  9. SarahEllard

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

    SarahEllard, May 8, 2023
    Replies:
    3
    Views:
    586
    Janus58
    May 8, 2023
  10. Seattle

    Was the Big Bang wrong?

    Seattle, May 2, 2023
    Replies:
    3
    Views:
    317
    C C
    May 2, 2023
  11. sculptor

    solstice pole

    sculptor, Mar 20, 2023
    Replies:
    12
    Views:
    548
    DaveC426913
    Mar 21, 2023
  12. Ishika

    black hole's information

    Ishika, Mar 16, 2023
    Replies:
    3
    Views:
    503
    DaveC426913
    Mar 17, 2023
  13. arfa brane

    Cosmology 101 pop question

    arfa brane, Mar 12, 2023
    Replies:
    17
    Views:
    915
    exchemist
    Apr 22, 2023
  14. arfa brane

    New observations from JWST

    arfa brane, Mar 9, 2023
    Replies:
    2
    Views:
    563
    Janus58
    Jul 14, 2023
  15. sculptor

    black holes source of dark energy?

    sculptor, Feb 17, 2023
    Replies:
    13
    Views:
    995
    Contemplation
    Mar 5, 2023
  16. sculptor

    the great attractor

    sculptor, Feb 16, 2023 ... 2
    Replies:
    23
    Views:
    1,665
    DaveC426913
    Feb 21, 2023
  17. ThazzarBaal

    Copernican Heresy

    ThazzarBaal, Feb 8, 2023 ... 2 3 4
    Replies:
    61
    Views:
    3,468
    exchemist
    Feb 18, 2023
  18. JEL

    Is the gravitational center of the solar-system relative to planetary position?

    JEL, Feb 7, 2023 ... 2 3
    Replies:
    51
    Views:
    3,005
    James R
    Feb 16, 2023
  19. wegs

    How is there wind on Mars?

    wegs, Nov 29, 2022 ... 2
    Replies:
    21
    Views:
    3,234
    billvon
    Dec 2, 2022
  20. Michael 345

    Our Solar system had a planet called George

    Michael 345, Nov 21, 2022
    Replies:
    2
    Views:
    1,508
    Michael 345
    Nov 21, 2022
  21. wegs

    SpaceX launch

    wegs, Sep 25, 2022
    Replies:
    2
    Views:
    1,838
    wegs
    Sep 26, 2022
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