Tuesday, 10 April 2018

Our Sun: Three Different Wavelengths


From March 20-23, 2018, the Solar Dynamics Observatory captured a series of images of our Sun and then ran together three sequences in three different extreme ultraviolet wavelengths. via NASA https://ift.tt/2Hbs8xK

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Lunar Occultation of Venus

On Wednesday, June 17, skywatchers across the United States—and parts of Canada—enjoyed a rare event: a daytime lunar occultation of Venus. ...