Magnetic loops, 磁環

Magnetic loops carry gas and dust above disks of planet-forming material circling stars, as shown in this artist's conception. These loops give off extra heat, which NASA's Spitzer Space Telescope detects as infrared light.
March 7, 2014  http://www.voanews.com/media/photogallery/march-7-2014-day-in-photos/1866675.html
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