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National Aeronautics and Space Administration

Goddard Space Flight Center

Sun-Earth Day 2010: Magnetic Storms.

Sun-Earth Day 2010: Magnetic Storms

IMAGE GALLERY

An artist's sketch of a magnetar showing a portion of its magnetic field. (Courtesy: NASA/Chandra)

An artist's sketch of a magnetar showing a portion of its magnetic field. (Courtesy: NASA/Chandra)

NASA Fact

The August 4, 1972 solar flare was so powerful that, by some estimates, a spacesuited astronaut would have received a lethal does of radiation.