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#sdo — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #sdo, aggregated by home.social.

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  1. Ya falta menos de 24h para la totalidad del #eclipse. Mirad qué bonitas las imágenes que nos muestra #SDO Solar Dynamics Observatory ahora: sdo.gsfc.nasa.gov/. Parece que podremos ver alguna protuberancia a simple vista.
    sdo.gsfc.nasa.gov/
    ¡Qué ganas de ver el eclipse!

  2. It can be hard when you see pictures of sunspots to really grasp their size...which is why I like these kind of visualizations!

    This is video captured by #SDO from July of 2017 -- and we can see the size of earth vs a sunspot!

    How big/small to sunspots get?? Check out our most recent #podcast episode for the answer: starrytimepodcast.podbean.com/

    📹 :starrytimepodcast.podbean.com/

    #sunspot #NASA #Astronomy #astrodon #space #science #SDO #Solar #Sun #gif

  3. @Elizafox FWIW, the psychology behind wage discrimination is pretty weird.

    A lot of people believe wage-paying to not be a side of a commercial transaction, as the capitalism's official doctrine says, but funding of a lifestyle "appropriate" to the labourer's social standing. And at that point, all the sexist and classist ideas about what kind of people "deserve" what levels of living come in. Oftentimes, #WageTheft is "justified" by the same mechanism: since laws require paying a Designated Poverty-Deserving Person(tm) more than poverty wage, a manager believes the laws to be wrong and deserving to be ignored. You never see a major company's CEO's wage being thieved: #Patriarchy's ideas about a CEO's expected lifestyle say that he [sic] deserves everything that he can get.

    Authoritarian ideologies don't just do "It's impossible to do X, therefore it's very important to harshly punish everybody who does X", they also go "Inequity happens naturally, theferore we must work hard to ensure that inequity happens".

    #RWA #SDO #DoubleHigh

  4. ETHZ:
    "
    Längste Beobachtung einer aktiven Sonnenregion
    "
    "Im Mai 2024 tobte der stärkste Sonnensturm der letzten zwanzig Jahre. Ein internationales Team unter der Leitung der ETH Zürich hat ihn beobachtet. Die gewonnenen Erkenntnisse helfen dabei, das Weltraumwetter nun besser voraussagen zu können."

    ethz.ch/de/news-und-veranstalt

    5.1.2026

    #ESA #IRSOL #Magnetfeld #NOAA13664 #Schweiz #SDO #SolarOrbiter #Sonne #Sonnensturm #Vigil #Weltraumwetter #Zürich

  5. The #sunspot show goes on: now activity region (1)4274 - which caused a major geostorm last month - has returned onto the disk with the new number (1)4299. And immediately fired off an X1.9 #SolarFlare today: see spaceweatherlive.com/en/news/v and facebook.com/photo/?fbid=12553 for updates of the situation, also regarding the big group (1)4294. This is a crop from an #SDO HMI image - jsoc1.stanford.edu/data/hmi/im - of 18:11 UTC, i.e. exactly an hour ago.

  6. Millions of Americans Told to Stay Indoors After Rare X1.2-Class Solar Flare Eruption

    Story by Michaele Allies
    June 17, 2025

    "On June 17, 2025, the Sun unleashed a powerful X1.2-class solar flare from sunspot region 4114, which was directly facing Earth. This intense burst of energy prompted warnings for millions of Americans to stay indoors for three days due to increased radiation risks and communication disruptions. The flare caused immediate effects such as radio blackouts, especially over the Pacific Ocean and Hawaii, impacting aviation and amateur radio operations.

    "This event underscores the importance of understanding solar flares, as they can significantly affect Earth's environment and modern technology, including satellites, power grids, and navigation systems. #NASA’s Solar Dynamics Observatory [#SDO] captured detailed imagery of the flare, while #NOAA issued alerts to help mitigate its impact. As solar activity intensifies during this solar cycle, such events remind us of the Sun’s power and the need for preparedness against space weather threats."

    msn.com/en-us/weather/topstori

    #XClass #SolarFlare #SolarCycle25 #SpaceWeather #SOHO #CarringtonEvent #Preparedness

  7. Happy 15th birthday SDO!

    The Solar Dynamics Observatory was launched on this day 15 years ago: SDO launched on February 11, 2010, 10:23 am EST on an Atlas V from SLC 41 from Cape Canaveral.

    sdo.gsfc.nasa.gov/mission/
    jsoc.stanford.edu/
    en.wikipedia.org/wiki/Solar_Dy

    SDO continues to provide our scientists with valuable data for solar physics research ...
    pure.mpg.de/pubman/faces/Searc

    ... and to allow @dlr_next to brighten up Fediverse's mornings with their treasured daily posts of our favorite star!

    #OTD #SDO #NASA #Sun #SolarPhysics #Space