Eclipse watchers catch part of the sun’s surface fleeing to space
Spectrometer designed to measure speed, temperature and more to be deployed during U.S. eclipse in August

NIGHT AND DAY Solar physicists gained new insight into the origins of coronal mass ejections as they watched the 2015 solar eclipse darken the sky above Svalbard, Norway.
© 2015 Miloslav Druckmüller, Shadia Habbal, Peter Aniol, Pavel Štarha
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