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Watch An Emormous 'Plasma Snake' Erupt From The Sun

Over the course of April 28–29, a gigantic filament, briefly suspended above the surface* of the sun, broke off and created an enormous snakelike eruption of plasma that extended millions of miles out into space. The event was both powerful and beautiful, another demonstration of the incredible energy and activity of… » 5/01/15 5:30pm 5/01/15 5:30pm

The Sun Emits a Plasma Arc So Big You Could Fit 25 Earths Beneath It

The sun is big. Really, really big. It's so big, every feature on it is mind-boggling huge. Last week it spun out a massive prominence arcing out into space so ginormous that a mischievous fireproof Titan could've used it as a hoop to dunk the Earth in a game of cosmic basketball. » 7/22/14 4:31pm 7/22/14 4:31pm

Observing the Sun through this gradient filter is like nothing you've ever experienced

The last time you heard the term "gradient filter," it was probably in reference to a feature on a photo editing program, but scientists studying images and video collected by NASA's Solar Dynamics Observatory use gradient filters, too — often with absolutely mesmerizing results. » 10/19/12 8:10am 10/19/12 8:10am