Ten things we’ve learned about the sun from NASA’s SDO this decade

The linked article contains more video material and images.
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In February 2020, NASA’s Solar Dynamics Observatory—SDO—is celebrating its 10th year in space, reports Phys.org.

Over the past decade the spacecraft has kept a constant eye on the sun, studying how the sun creates solar activity and drives space weather—the dynamic conditions in space that impact the entire solar system, including Earth.

Since its launch on Feb. 11, 2010, SDO has collected millions of scientific images of our nearest star, giving scientists new insights into its workings.

SDO’s measurements of the sun—from the interior to the atmosphere, magnetic field, and energy output—have greatly contributed to our understanding of our closest star.

SDO’s images have also become iconic—if you’ve ever seen a close up of activity on the sun, it was likely from an SDO image.

SDO’s long career in space has allowed it to witness nearly an entire solar cycle—the sun’s 11-year cycle of activity.

Here are a few highlights of SDO’s accomplishments over the years.

via Tallbloke’s Talkshop

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February 13, 2020 at 02:49AM

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