Sungrazer Comets

@SungrazerComets

The Sungrazer citizen science project, sungrazing and near-Sun comets, #ISON, ESA/NASA SOHO and STEREO images, the Sun, and more! (Tweets by Karl Battams)

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The STEREO-B spacecraft is not only watching Comet #PanSTARRS -- it sees both Earth and Mercury right now!

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556 days ago

The STEREO-B spacecraft is not only watching Comet #PanSTARRS -- it sees both Earth and Mercury right now!

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