On June 20, 2013, at 11:24 p.m., the sun erupted with an Earth-directed coronal mass ejection or CME, a solar phenomenon that can send billions of tons of particles into space that can reach Earth one to three days later. ...
Space Exploration
Jun 21, 2013
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(Phys.org) —The sun emitted a mid-level solar flare, peaking at 1:32 pm EDT on May 3, 2013. Solar flares are powerful bursts of radiation. Harmful radiation from a flare cannot pass through Earth's atmosphere to physically ...
Space Exploration
May 3, 2013
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(Phys.org) —Something unexpected is happening on the Sun. 2013 was supposed to be the year of "solar maximum," the peak of the 11-year sunspot cycle. Yet 2013 has arrived and solar activity is relatively low. Sunspot numbers ...
Space Exploration
Mar 8, 2013
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(Phys.org)—When a sun-gazing NASA satellite designed and built by the University of Colorado Boulder launched into space on Jan. 25, 2003, solar storms were raging.
Space Exploration
Jan 24, 2013
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(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 peak known as solar ...
Space Exploration
Nov 27, 2012
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(Phys.org)—On Nov. 13, 2012, the sun emitted a mid-level solar flare, peaking at 9:04 p.m. EST.
Space Exploration
Nov 13, 2012
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(Phys.org)—NASA's very first small explorer, the Solar, Anomalous, and Magnetospheric Particle Explorer or SAMPEX, was launched July 3, 1992 to study the zoo of particles and cosmic rays surrounding Earth. Surviving much ...
Space Exploration
Nov 2, 2012
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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. ...
Space Exploration
Oct 22, 2012
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(Phys.org) -- The sun emitted a mid-level flare, peaking at 4:55 PM EDT on July 28, 2012.
Space Exploration
Jul 31, 2012
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The sun emitted a mid-level solar flare on July 19, 2012, beginning at 1:13 AM EDT and peaking at 1:58 AM. Solar flares are gigantic bursts of radiation that cannot pass through Earth's atmosphere to harm humans on the ground, ...
Space Exploration
Jul 19, 2012
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