News tagged with coronal mass ejections

Heliophysics nugget: Gradient sun

(Phys.org)—Heliophysics nuggets are a collection of early science results, research techniques and instrument updates that further our attempt to understand the sun and the dynamic space weather system ...

Oct 19, 2012
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NASA spacecraft observe a Thanksgiving CME

(Phys.org)—On Nov. 21, 2012, at 11:24 a.m. EST, the sun erupted with an Earth-directed coronal mass ejection or CME. Experimental NASA research models, based on observations from the Solar Terrestrial Relations ...

Nov 23, 2012
5 / 5 (5) 0 | with audio podcast

NASA's SDO sees giant January sunspots

An enormous sunspot, labeled AR1944, slipped into view over the sun's left horizon late on Jan. 1, 2014. The sunspot steadily moved toward the right, along with the rotation of the sun, and now sits almost ...

Jan 07, 2014
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Exoplanet aurora: An out-of-this-world sight

Earth's aurorae, or Northern and Southern Lights, provide a dazzling light show to people living in the polar regions. Shimmering curtains of green and red undulate across the sky like a living thing. New ...

Jul 21, 2011
4.4 / 5 (5) 3 | with audio podcast

The Sun blasts out an X1-Class solar flare

An active region on the Sun, AR1515, has been putting on quite a show over the last 8 days, sending out all sorts of solar flares. Scientists were sure the huge sunspot was building up to produce an X-class ...

Jul 09, 2012
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NASA sees sun emit mid-level flare

(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 ...

May 03, 2013
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Coronal mass ejections at Mars

Looking across the Mars landscape presents a bleak image: a barren, dry rocky view as far as the eye can see. But scientists think the vista might once have been quite different. It may have teemed with water ...

Sep 24, 2014
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