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June 7, 2011-- A massive prominence eruption explodes from the lower right of the Sun. See the video
June 5, 2012-- The transit of Venus across the face of the Sun. Won’t happen again until 2117. See the video
July 19, 2012-- A complex loop of magnetic fields and plasma forms and lasts for hours. See the video
Aug. 31, 2012-- The most iconic eruption of this solar cycle bursts from the lower left of the Sun. See the video
Sept. 29, 2013-- A prominence eruption forms a long 'canyon’ that is then covered with loops of plasma. See the video
Oct. 8, 2014-- Active regions on the Sun resemble a jack o’ lantern just in time for Halloween.
May 9, 2016-- Mercury transits across the face of the Sun. Smaller and more distant than Venus it is hard to spot. See the video
July 5, 2017-- A large sunspot group spends two weeks crossing the face of the Sun. See the video
Sept. 6, 2017-- The most powerful sequence of flares during this solar cycle crackle for several days, peaking at X9.3. See the video
Nov. 11, 2019-- Mercury transits the Sun once more for SDO. The next transit won’t be until 2032. See the video