Mercury Finishes Its Run Across the Sun

May 9, 2016 7:56 PM

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Mercury Finishes Its Run Across the Sun

Citizen skywatchers, amateur astronomers and scientists alike looked skyward today (May 9) to see Mercury pass across the face of the sun, an event that will not happen again until 2019.

The solar system's smallest planet made a slow passage across the bright solar disc — an event that astronomers call a transit — starting at about 7:16 a.m. EDT (1116 GMT), according to NASA. The planet started on the left side of the sun's disk and took a downward path to the right. Mercury finally...

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