On Aug. 31, 2012, a giant prominence on the sun erupted, sending out particles and a shock wave that traveled near Earth. This event may have been one of the causes of a third radiation belt that appeared around Earth a few days later. This image was captured by NASA's Solar Dynamics Observatory.

The Southwest Research Institute won a $15.6 million contract to design and build the Solar Wind Plasma Sensor for the National Oceanic and Atmospheric Administration’s Space Weather Follow On (SWFO) Lagrange 1 satellite.

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Debra Werner is a correspondent for SpaceNews based in San Francisco. Debra earned a bachelor’s degree in communications from the University of California, Berkeley, and a master’s degree in Journalism from Northwestern University. She is a recipient...