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  • Solar disk 2015-11-02

    11/02/2015 | Geomagnetic Storms Likely on November 2-3

    NOAA forecasters are predicting a 90 percent chance of geomagnetic storms today and tomorrow, when a fast-moving stream of solar wind is expected to hit Earth’s magnetic field. NOAA has issued a G3 (strong) geomagnetic storm watch for November 2 (UTC) ...
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  • latest_1024_0304.jpg

    08/05/2010 | Active Sun Puts on Display for Earth

    It was quite a busy weekend for our Sun. During the late hours of Friday, July 30, a magnificent coronal mass ejection (CME) billowed away from the eastern limb of the Sun; the source of the blast was apparently sunspot 1092. On Sunday, August 1 at approx
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