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Atom & Cosmos

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FROZEN POLES  New simulations suggest that nighttime cooling of clouds of water-ice can create rapid plumes of snow that might deposit some of the snow seen at Mars’ poles.

multi-wavelength mosaic of the sun

THE KITCHEN SINK  There are a lot of ways to study the sun, as shown in this multi-wavelength mosaic from NASA’s Solar Dynamics Observatory. During the eclipse, physicists will take every possible route to figuring out why the corona is so hot.

2016 solar eclipse

FICKLE FLAMES  Streamers and filaments encircled most of the sun during a solar eclipse in 2016, when the sun’s activity was waning. The Aug. 21 solar eclipse will show physicists what the corona looks like when solar activity has quieted down even more.

Atom & Cosmos

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