Results tagged “coronal mass ejections”

On June 20, 2013, at 11:24 p.m., the sun erupted with an Earth-directed coronal mass ejection or CME, a solar phenomenon that can send billions of tons of particles into space that can reach Earth one to three days later.

Our NASA solar scientists Holly, Alex and Phil answer some common questions about the sun, space weather, and how they affect the Earth. This is a two-part series.
Part One addresses:

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