News tagged with geomagnetic storms

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

Sun releases slow moving CME

On Nov. 9, 2012, at 10:24 a.m. EST, the sun emitted an Earth-directed coronal mass ejection (CME). A CME is a solar phenomenon that can send billions of tons of solar particles into space and can reach Earth ...

Nov 12, 2012
5 / 5 (1) 0

The radiation belt storm probes

(Phys.org)—Since the dawn of the Space Age, mission planners have tried to follow one simple but important rule: Stay out of the van Allen Belts. The two doughnut-shaped regions around Earth are filled ...

Aug 31, 2012
4.3 / 5 (3) 1

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 ...

Mar 09, 2012
3.7 / 5 (3) 1