Most spacecraft try to avoid the Van Allen Belts, two doughnut-shaped regions around Earth filled with "killer electrons." This morning NASA launched two heavily-shielded spacecraft directly into the belts. The Radiation Belt Storm Probes are on a two-year mission to study the Van Allen Belts and to unravel the mystery of their dangerous unpredictability.
The full story can be found here: http://science.nasa.gov/
A companion video is posted below and can also be viewed at: http://www.youtube.com/watch?
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