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Watch 4 solar flares erupt from the sun at nearly the same time in extremely rare event (video)
The sun put on quite the show this morning (April 23), blasting out not one, not two, but four solar flares in near-perfect harmony. And NASA's space-based Solar Dynamics Observatory (SDO ...
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How Hot Is the Sun? Our Solar System's Fiery Star, Explained
Discover the Sun’s incredible heat, its layers, and what fuels it. Explore ExtremeTech’s in-depth article and get closer to the heart of our solar system.
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Solar Dynamics Observatory: Our Solar Early Warning System
The Solar Dynamics Observatory, or SDO, has also provided stunning images of the Sun, like this CGI-like sequence of a failed solar eruption. Images like that have captured imaginations during ...
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The sun looks like it's doing a somersault in this dizzying GIF from NASA
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A 'hole' 30 times Earth's size has spread across the sun, blasting solar winds that'll hit our planet by end of this week
A giant, black region of the sun — called a coronal hole — was spotted on Monday by NASA's Solar Dynamics Observatory. Despite the name, however, this isn't a physical hole in the solar ...