Space Weather, Solar Flares & Sun Storms: Latest News

See our amazing collection of stories and features about the increasingly important topic of space weather (aka solar storms).
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Killer Radiation: How to Protect Martian Astronauts
2011 Solar Storm
October 6th, 2015
In "The Martian," Mark Watney deals with a lot of dangerous situations — food and communications being a couple of them. But what if his camp got hit by a solar storm? How could he protect himself?
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Intense Solar Flare Unleashed from Unruly Sunspot
Solar Flare of Sept. 28, 2015
September 29th, 2015
A strong solar flare took out low-frequency radio communications over South America and the Atlantic Ocean earlier today (Sept. 28), and the unstable sunspot is likely to erupt again.
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Watch a Striking Sunspot Cluster Split Apart in This NASA Video
Sunspots on Aug. 26, 2015
September 17th, 2015
In a new video, an enormous cluster of sunspots rotates across the sun's face before gradually separating into several distinct groups, which also fired off a bunch of solar flares.
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5-Million-Degree Plasma 'Tornado' Rages on the Sun (Video)
A solar tornado churns on the face of the sun in this video captured by NASA's Solar Dynamics Observatory between Sept. 1 and 5. The view has been rotated counterclockwise from SDO's original view, so that the solar plasma tornado appears upright.
September 9th, 2015
NASA's sun-studying Solar Dynamics Observatory captured dramatic time-lapse video of a solar tornado that raged from Sept. 1 through Sept. 3. The temperature of spinning plasma reached 5 million degrees Fahrenheit (2.8 million degrees Celsius).
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