Solar Flare News

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  Solar Flare: Another M-Class Flare from Sunspot 1515

  July 5, 2012 — Active Region 1515 has now spit out 12 M-class flares since July 3. Early in the morning of July 5, 2012, there was an M6.1 flare. It peaked at 7:44 AM EDT. This caused a moderate -- classified as R2 ... > full story
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  Sounding Rocket Mission to Observe Magnetic Fields on the Sun

  July 2, 2012 — On July 5, NASA will launch a mission called the Solar Ultraviolet Magnetograph Investigation or SUMI, to study the intricate, constantly changing magnetic fields on the sun in a hard-to-observe area ... > full story
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  New Light Shed on Explosive Solar Activity

  July 2, 2012 — The first images of an upward surge of the sun's gases into quiescent coronal loops have been identified by an international team of scientists. The discovery is one more step towards understanding ... > full story

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  • Rising Plasma Offers Clues to Sun Storms
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  Space Tornadoes Power the Atmosphere of the Sun

  June 28, 2012 — Mathematicians have discovered tornadoes in space which could hold the key to power the atmosphere of the Sun to millions of ... > full story
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  Data from NASA's Voyager 1 Point to Interstellar Future

  June 15, 2012 — Data from NASA's Voyager 1 spacecraft indicate that the venerable deep-space explorer has encountered a region in space where the intensity of charged particles from beyond our solar system has ... > full story
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  New Solar Active Region Spitting out Flares

  June 14, 2012 — An active region on the sun, numbered AR 1504, rotated into view over the left side of the sun on June 10, 2012. The region fired off two M-class flares and two coronal mass ejections (CMEs) on June ... > full story
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  Spotting Ultrafine Loops in the Sun's Corona

  June 12, 2012 — A key to understanding the dynamics of the sun and what causes the great solar explosions there relies on deciphering how material, heat and energy swirl across the sun's surface and rise into the ... > full story
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  Highest-Energy Light from a Solar Flare Ever Detected

  June 11, 2012 — During a powerful solar blast on March 7, NASA's Fermi Gamma-ray Space Telescope detected the highest-energy light ever associated with an eruption on the sun. The discovery heralds Fermi's new role ... > full story
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  RHESSI Will Use Venus Transit to Improve Measurements of the Sun's Diameter

  June 4, 2012 — With the new data obtained during the Venus transit on June 5-6, 2012, the RHESSI team hopes to improve the knowledge of the exact shape of the sun and provide a more accurate measure of the diameter ... > full story
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  Venus Transit: June 5-6, 2012

  June 1, 2012 — On June 5, 2012, at 6:03 PM EDT, the planet Venus will do something it has done only seven times since the invention of the telescope: cross in front of the sun. This transit is among the rarest of ... > full story

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