• =?UTF-8?Q?=E2=80=9CThe_sharpest_pictures_ever_taken_of_the_Sun_show?= =?UTF-8?B?IGl0IHN3aXJsaW5n4oCd?=

    From Lynn McGuire@lynnmcguire5@gmail.com to rec.arts.sf.written on Fri Aug 14 23:16:52 2026
    From Newsgroup: rec.arts.sf.written

    rCLThe sharpest pictures ever taken of the Sun show it swirlingrCY
    https://boingboing.net/2026/08/08/sun-kelvin-helmholtz-vortices.html

    rCLThe surface of the Sun has been photographed in more detail than ever before, and it turns out to be covered in whirlpools. Victoria Gill
    reports for BBC News on the most detailed images of the Sun yet, taken
    by the Inouye Solar Telescope on a high peak in Hawaii and published in
    the journal Nature.rCY
    https://www.bbc.com/news/articles/c36d4376nd2o

    rCLThe swirls are the Sun's magnetic field being twisted and shoved around
    by the motion of hot gas. Physicists call the effect Kelvin-Helmholtz instability, and it turns up whenever two fluids slide past each other
    and small disturbances grow into spiraling vortices. In the ocean, it is
    what builds ripples into big waves. The National Solar Observatory says
    the vortices on the Sun sit 50 to 65 kilometers apart.rCY

    https://nso.edu/press-release/nsf-inouye-solar-telescope-enables-major-discovery-of-a-hidden-solar-process/

    That is cool. Definitely looks the part of the Great Ball of Fire.

    Lynn

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  • From BobbieSellers@bliss-sf4ever@dslextreme.invalid to rec.arts.sf.written on Fri Aug 14 23:07:16 2026
    From Newsgroup: rec.arts.sf.written

    On 8/14/26 21:16, Lynn McGuire wrote:
    rCLThe sharpest pictures ever taken of the Sun show it swirlingrCY
    -a-a-a https://boingboing.net/2026/08/08/sun-kelvin-helmholtz-vortices.html

    rCLThe surface of the Sun has been photographed in more detail than ever before, and it turns out to be covered in whirlpools. Victoria Gill
    reports for BBC News on the most detailed images of the Sun yet, taken
    by the Inouye Solar Telescope on a high peak in Hawaii and published in
    the journal Nature.rCY
    -a-a https://www.bbc.com/news/articles/c36d4376nd2o

    rCLThe swirls are the Sun's magnetic field being twisted and shoved around by the motion of hot gas. Physicists call the effect Kelvin-Helmholtz instability, and it turns up whenever two fluids slide past each other
    and small disturbances grow into spiraling vortices. In the ocean, it is what builds ripples into big waves. The National Solar Observatory says
    the vortices on the Sun sit 50 to 65 kilometers apart.rCY

    https://nso.edu/press-release/nsf-inouye-solar-telescope-enables-major- discovery-of-a-hidden-solar-process/

    That is cool.-a Definitely looks the part of the Great Ball of Fire.

    Lynn

    Thanks Lynn.

    bliss
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  • From Lynn McGuire@lynnmcguire5@gmail.com to rec.arts.sf.written on Sat Aug 15 02:13:35 2026
    From Newsgroup: rec.arts.sf.written

    On 8/15/2026 1:07 AM, BobbieSellers wrote:
    On 8/14/26 21:16, Lynn McGuire wrote:
    rCLThe sharpest pictures ever taken of the Sun show it swirlingrCY
    -a-a-a-a https://boingboing.net/2026/08/08/sun-kelvin-helmholtz-vortices.html

    rCLThe surface of the Sun has been photographed in more detail than ever
    before, and it turns out to be covered in whirlpools. Victoria Gill
    reports for BBC News on the most detailed images of the Sun yet, taken
    by the Inouye Solar Telescope on a high peak in Hawaii and published
    in the journal Nature.rCY
    -a-a-a https://www.bbc.com/news/articles/c36d4376nd2o

    rCLThe swirls are the Sun's magnetic field being twisted and shoved
    around by the motion of hot gas. Physicists call the effect Kelvin-
    Helmholtz instability, and it turns up whenever two fluids slide past
    each other and small disturbances grow into spiraling vortices. In the
    ocean, it is what builds ripples into big waves. The National Solar
    Observatory says the vortices on the Sun sit 50 to 65 kilometers apart.rCY >>
    https://nso.edu/press-release/nsf-inouye-solar-telescope-enables-
    major- discovery-of-a-hidden-solar-process/

    That is cool.-a Definitely looks the part of the Great Ball of Fire.

    Lynn

    -a-a-a-a-a-a-a Thanks Lynn.

    -a-a-a-a-a-a-a bliss

    You are welcome.

    Lynn

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