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Strong solar storm heading for Earth

The Chicago Tribune, 8 March 2012
Publié le : 8 mars 2012
 Deborah Zabarenko 
WASHINGTON (Reuters) - A strong geomagnetic storm is racing from the Sun toward Earth, and its expected arrival on Thursday could affect power grids, airplane routes and space-based satellite navigation systems, U.S. space weather experts said.

The storm, a big cloud of charged particles flung from the Sun at about 4.5 million miles per hour (7.2 million km per hour), was spawned by a pair of solar flares, scientists said.

This is probably the strongest such event in nearly six years, and is likely more intense than a similar storm in late January, said Joseph Kunches, a space weather specialist at the U.S.National Oceanic and Atmospheric Administration (NOAA).

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mise à jour le 8 mars 2012
Créé le 8 mars 2012
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