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ESO Turns its ALMA Eyes on the Sun

ALMA image of the Sun captured in 1.25 millimeters. Credit: ALMA (ESO/NAOJ/NRAO)

The European Southern Observatory has begun imaging the Sun for the first  time, using its Atacama Large Millimeter/submillimeter Array (ALMA)—a suite of large dish-type telescopes located on a plateau 16,000 feet above sea level in the arid Chilean Andes. ALMA’s capabilities to observe in millimeter and submillimeter wavelengths allow imaging of the Sun’s dynamic chromosphere and the features within it, such as the center of a sunspot (above) that’s easily twice the size of Earth.

Read more here from ESO: ALMA Starts Observing the Sun

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About Jason Major

Jason is a Rhode Island-based graphic designer, photographer, nature lover, space exploration fanatic, and coffee addict. In no particular order.

Posted on January 17, 2017, in sun and tagged , , , , , , , . Bookmark the permalink. Leave a comment.

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