News tagged with solar cycle

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Solar variability and terrestrial climate

(—In the galactic scheme of things, the Sun is a remarkably constant star. While some stars exhibit dramatic pulsations, wildly yo-yoing in size and brightness, and sometimes even exploding, the luminosity of ...

dateJan 11, 2013 in Space Exploration
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Solar minimum; solar maximum

(—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 peak known as solar ...

dateNov 27, 2012 in Space Exploration
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Total solar eclipse in Australia, Nov. 14

(—A total eclipse of the Sun will be visible from the northeastern Australia coast, along the Great Barrier Reef, about an hour after sunrise on November 14 there, which corresponds to the afternoon of Tuesday, ...

dateNov 06, 2012 in Space Exploration
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A new set of solar fireworks

The sun emitted a significant solar flare, peaking at 2:14 p.m. EDT on Oct. 20, 2012. This flare is classified as an M9 flare. M-class flares are the weakest flares that can still cause some space weather effects near Earth. ...

dateOct 22, 2012 in Space Exploration
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