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May 29, 2007
Still from animation showing a CME
Screaming CMEs Warn of Radiation Storms (NASA Feature)

A CME (Coronal Mass Ejection) is a solar body slam to our high-tech civilization. CMEs begin when the sun launches a billion tons of electrically conducting gas (plasma) into space at millions of miles per hour. A CME cloud is laced with magnetic fields, and CMEs directed our way smash into Earth's magnetic field.

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Image Credit: NASA

May 25, 2007
Artist's concept of a radiation storm approaching Earth.
A Breakthrough in Solar Storm Forecasting (NASA Feature)

A scientist using the Solar and Heliospheric Observatory (SOHO) has found a way to forecast solar radiation storms. The new method offers as much as one hour advance warning, giving astronauts time to seek shelter and ground controllers time to safeguard their satellites when a storm is approaching.

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Image Credit: Science@NASA

May 10, 2007
Artist's concept of SOHO examining the center of the sun
Get Ready to Explore the Heart of the Sun (SOHO Mission News)

Scientists may have at last found a way to explore the heart of the sun with the detection of a special type of wave generated deep in the solar interior. The heart, or core, of the sun is the location of the sun's nuclear furnace, where fusion reactions power the sunlight that supports almost all life on Earth.

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Image Credit: ESA and NASA


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