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Strong solar storm heading for Earth

Publié par carmion le 03/08/2012

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). Read on...
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"Strong solar storm heading for Earth", La Clé des Langues [en ligne], Lyon, ENS de LYON/DGESCO (ISSN 2107-7029), août 2012. Consulté le 18/02/2018. URL: http://cle.ens-lyon.fr/anglais/archives/archives-revue-de-presse/strong-solar-storm-heading-for-earth