News tagged with solar corona

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Image: Giant filament seen on the sun

A dark, snaking line across the lower half of the sun in this Feb. 10, 2015 image from NASA's Solar Dynamics Observatory (SDO) shows a filament of solar material hovering above the sun's surface. SDO shows ...

Feb 12, 2015
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Image: Sunny outlook

A composite of space- and ground-based observations in different wavelengths gathered on the day of the solar eclipse of 3 November 2013. The result is an overall view of the Sun and its surrounding corona, ...

Dec 13, 2013
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Retired star found with planets and debris disc

(Phys.org) —ESA's Herschel space observatory has provided the first images of a dust belt – produced by colliding comets or asteroids – orbiting a subgiant star known to host a planetary system. The ...

Apr 09, 2013
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Solar minimum; solar maximum

(Phys.org)—The picture on the left shows a calm sun from Oct. 2010. The right side, from Oct. 2012, shows a much more active and varied solar atmosphere as the sun moves closer to peak solar activity, a ...

Nov 27, 2012
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