All Items Tagged

“solar wind”

Jul 30, 2015 04:38 PM ET // Ian O'Neill
As Comet 67P/Churyumov-Gerasimenko approaches perihelion, the sun is heating up its nucleus and the solar wind is causing its tail to evolve. And the Rosetta mission has a ringside seat.
Jul 29, 2015 03:58 PM ET // Ian O'Neill
For the first time, astronomers have detected an aurora erupting beyond the solar system, giving us a profound glimpse at the magnetism surrounding a brown dwarf, or 'failed star.'
Jul 20, 2015 05:30 PM ET // Ian O'Neill
Not only has NASA’s New Horizons mission confirmed that Pluto has an extended atmosphere, after its historic flyby on July 14, the spacecraft observed a “cavity” in the solar wind, revealing a long plasma tail reminiscent of a comet’s ion tail.
Jul 13, 2015 02:24 PM ET // Ian O'Neill
Pluto may be, on average, 40 times further away from the sun than Earth, but that doesn't mean it doesn't experience the sun's outbursts.
Jun 1, 2015 03:00 PM ET // Charles Q. Choi, SPACE.com
A giant eruption from the sun that scientists thought would hit Earth in 2014 missed because the sun's magnetic field channeled it away from the planet in an unexpected way.
May 6, 2015 07:46 AM ET // Ian O'Neill
After a long period of calm, the sun awoke from its slumber and erupted with one of the most powerful solar flares of the year on Tuesday.
Apr 30, 2015 01:49 PM ET // Ian O'Neill
When you block out the glare of the sun, usually invisible -- and beautiful -- phenomena pop into view.
Mar 17, 2015 01:34 PM ET // Ian O'Neill
The most powerful solar storm of the current solar cycle is currently reverberating around the globe.
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