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The Sciences

Dark Sun Sizzling

Cosmic VarianceBy Sean CarrollJuly 10, 2006 8:14 PM

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Today's Astronomy Picture of the Day:

uvsun.jpg

It's a false-color image of the Sun in ultraviolet (click for better resolution). Put together using data from TRACE, a NASA Small Explorer satellite. You're seeing the bubbling gas of the solar corona looping along magnetic fields.

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