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:
    13,271
    Tiassa
    Jun 3, 2021
  2. Saint

    Why distant star's light can reach us?

    Saint, Jun 24, 2022
    Replies:
    15
    Views:
    272
    Janus58
    Jul 4, 2022 at 4:35 PM
  3. Michael 345

    Bone density in space

    Michael 345, Jul 1, 2022 at 10:02 AM
    Replies:
    9
    Views:
    103
    RainbowSingularity
    Jul 2, 2022 at 2:06 AM
  4. geordief

    James Webb Space Telescope

    geordief, Dec 24, 2021 ... 4 5 6
    Replies:
    102
    Views:
    4,498
    Michael 345
    Jun 9, 2022
  5. wegs

    Can a full moon make strange things happen?

    wegs, Apr 16, 2021 ... 2
    Replies:
    20
    Views:
    1,783
    C C
    Apr 26, 2022
  6. icarus2

    The source of dark energy is total gravitational potential energy!

    icarus2, Mar 26, 2022
    Replies:
    13
    Views:
    603
    icarus2
    Apr 24, 2022
  7. sculptor

    equinox

    sculptor, Mar 22, 2022
    Replies:
    1
    Views:
    134
    Jeeves
    Mar 23, 2022
  8. Pine_net

    NASA is just now opening a vacuum-sealed sample it took from the moon 50 years ago

    Pine_net, Mar 10, 2022
    Replies:
    0
    Views:
    432
    Pine_net
    Mar 10, 2022
  9. paddoboy
    Locked

    Why is there any matter in the universe at all? New study sheds light

    paddoboy, Feb 28, 2020 ... 2
    Replies:
    35
    Views:
    2,685
    James R
    Jan 2, 2022
  10. Deep Science

    Now is a good time to talk about James webb Space Telescope.

    Deep Science, Oct 16, 2021 ... 2
    Replies:
    20
    Views:
    2,138
    Michael 345
    Dec 27, 2021
  11. Yazata

    Imaging X-ray Polarimetry Explorer

    Yazata, Dec 9, 2021
    Replies:
    0
    Views:
    724
    Yazata
    Dec 9, 2021
  12. Yazata

    Double Asteroid Redirect Test - DART

    Yazata, Nov 23, 2021
    Replies:
    4
    Views:
    889
    Michael 345
    Nov 25, 2021
  13. Saint

    The biggest planet in the universe

    Saint, May 26, 2021 ... 2
    Replies:
    29
    Views:
    3,666
    C C
    Nov 20, 2021
  14. Michael 345

    The Fluorine Thread

    Michael 345, Nov 6, 2021
    Replies:
    12
    Views:
    999
    Write4U
    Nov 15, 2021
  15. Tiassa

    Chandra Spies Exoplanet Candidate M51-ULS-1

    Tiassa, Oct 26, 2021
    Replies:
    0
    Views:
    839
    Tiassa
    Oct 26, 2021
  16. Deep Science

    Better than Mars Colonization in many aspects.

    Deep Science, Oct 11, 2021
    Replies:
    5
    Views:
    1,098
    billvon
    Oct 12, 2021
  17. paddoboy

    Missing ingredient for life finally found on a comet:

    paddoboy, Nov 30, 2020
    Replies:
    14
    Views:
    1,469
    Write4U
    Oct 11, 2021
  18. Saint

    Does cosmology answer why the universe exist?

    Saint, Nov 9, 2020 ... 4 5 6
    Replies:
    101
    Views:
    9,793
    Write4U
    Oct 11, 2021
  19. Vmedvil

    Possible Proof Of The Great Filter

    Vmedvil, Sep 12, 2021
    Replies:
    2
    Views:
    1,203
    Vmedvil
    Sep 13, 2021
  20. river
    Locked

    MOND Theory

    river, Jan 20, 2021
    Replies:
    16
    Views:
    2,591
    James R
    Aug 29, 2021
  21. sculptor

    suns magnetic polarity

    sculptor, Aug 11, 2021 ... 2
    Replies:
    22
    Views:
    2,856
    James R
    Aug 29, 2021
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