News tagged with coronal mass ejections

Tracking a gigantic sunspot across the Sun

An active region on the sun – an area of intense and complex magnetic fields – rotated into view on Oct. 18, 2014. Labeled AR 12192, it soon grew into the largest such region in 24 years, and fired off 10 sizable solar ...

dateOct 31, 2014 in Space Exploration
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An X1.4 Solar Flare and a CME

( -- A large coronal mass ejection (CME) shot off the West (right) side of the sun at 6:24 PM ET on September 21, 2011. The CME is moving away from Earth at about 900 miles per second.

dateSep 23, 2011 in Space Exploration
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SOHO shows new images of Comet ISON

As Comet ISON heads toward its closest approach to the sun—known as perihelion—on Nov. 28, 2013, scientists have been watching through many observatories to see if the comet has already broken up under the intense heat ...

dateNov 27, 2013 in Space Exploration
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Solar fleet peers into coronal cavities

(—The sun's atmosphere dances. Giant columns of solar material – made of gas so hot that many of the electrons have been scorched off the atoms, turning it into a form of magnetized matter we call plasma – ...

dateSep 20, 2012 in Space Exploration
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