May 18, 2012
Want to stay on top of all the space news? Follow @universetoday on Twitter The short answer? Really big. The long answer? Really, really big. Remove this ad
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March 13, 2012
An enormous triangular hole in the Sun’s corona was captured earlier today by NASA’s Solar Dynamics Observatory, seen above from the AIA 211 imaging assembly. This gap in the Sun’s atmosphere is allowing more charged solar particles to stream out into the Solar System… and toward Earth as well. Remove this ad
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