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Flying Through a Geomagnetic Storm
March 13, 2012 — Glowing green and red, shimmering hypnotically across the night sky, the aurora borealis is a wonder to behold. Longtime sky watchers say it is the greatest show on Earth. It might be the greatest ... > full story -
Large Solar Flares Generate Geomagnetic Storm
March 8, 2012 — A pair of unusually large solar flares early March 7, 2012 generated a Coronal Mass Ejection that was expected to reach Earth around mid-day March 8. It will likely cause at least a strong ... > full story -
NASA Sees Second Biggest Flare of the Solar Cycle
March 7, 2012 — The leading edge of the first of two major coronal mass ejections will reach Earth at about 1:25 AM EST on the morning of March 8 (plus or minus 7 hours). Such a CME could result in a severe ... > full story -
Sun Unleashes an X1.8 Class Flare on Jan. 27, 2012
January 30, 2012 — The sun unleashed an X1.8 class flare that began at 1:12 PM ET on January 27, 2012 and peaked at 1:37. The flare immediately caused a strong radio blackout at low-latitudes, which was rated an R3 on ... > full story -
Classifying Solar Eruptions
January 25, 2012 — Solar flares are giant explosions on the sun that send energy, light and high speed particles into space. These flares are often associated with solar magnetic storms known as coronal mass ejections ... > full story -
Space Weather Arrives: Relatively Minor Impacts Expected from Solar Storm
January 24, 2012 — A significant blast of energy from the sun arrived at Earth on Jan. 24, 2012 at 10 a.m. EST, triggering a moderate geomagnetic storm here that's unlikely to cause major problems. But skywatchers take ... > full story -
Strongest Solar Radiation Storm Since 2005
January 23, 2012 — NOAA's Space Weather Prediction Center -- the nation's official source of warnings and alerts about space weather and its impacts on Earth -- has issued a watch for a geomagnetic storm associated ... > full story -
Strong Solar Storm Reaching Earth
September 26, 2011 — NOAA's Space Weather Prediction Center -- the nation's official source of warnings and alerts about space weather and its impacts on Earth -- issued a warning for a strong, G3 geomagnetic storm on ... > full story -
Sunspot 1302 Continues to Turn Toward Earth
September 26, 2011 — A strong-to-severe (Kp=8) geomagnetic storm is in progress following the impact of a coronal mass ejection (CME) at approximately 8:15a.m. EDT (12:15 UT) on Sept. 26. The Goddard Space Weather Lab ... > full story -
Solar Flares: What Does It Take to Be X-Class? Sun Emits an X-Class Flare on August 9, 2011
August 9, 2011 — Solar flares are giant explosions on the sun that send energy, light and high speed particles into space. These flares are often associated with solar magnetic storms known as coronal mass ejections ... > full story
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