News tagged with coronal mass ejections

Two weeks in the life of a sunspot

On July 5, 2017, NASA's Solar Dynamics Observatory watched an active region—an area of intense and complex magnetic fields—rotate into view on the Sun. The satellite continued to track the region as it grew and eventually ...

dateAug 04, 2017 in Space Exploration
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Astronomers find solar storms behave like supernovae

(Phys.org) —Researchers at UCL have studied the behaviour of the Sun's coronal mass ejections, explaining for the first time the details of how these huge eruptions behave as they fall back onto the Sun's surface. In the ...

dateFeb 20, 2014 in Astronomy
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Storms from the sun

(PhysOrg.com) -- Space weather starts at the sun. It begins with an eruption such as a huge burst of light and radiation called a solar flare or a gigantic cloud of solar material called a coronal mass ejection (CME). But ...

dateMar 09, 2012 in Space Exploration
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No, we aren't heading into a 'mini ice age'

Wouldn't it be great if scientists could make their minds up? One minute they're telling us our planet is warming up due to human activity and we run the risk of potentially devastating environmental change. Next, they're ...

dateJul 27, 2015 in Earth Sciences
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