The sun's surface is an active place.
(Credit: Video screenshot by Amanda Kooser/CNET)
We’ve always been told not to stare at the sun, but NASA’s Solar Dynamics Observatory (SDO) has been doing just that for the last three years. Since it started operations, the SDO has taken a shot of the sun using its Atmospheric Imaging Assembly every 12 seconds on 10 different wavelengths, giving scientists an unprecedented look at the shifting moods and surface of our nearest star.
NASA put together a 3-minute video of the sun’s last three years and set it to lovely music. The result is a yellow, fluctuating, spinning globe, spitting out flares over time. It’s nearly hypnotizing.
Sun-watching observatory turns 3 (pictures)
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