Our Guide to the November 11th, 2019 Transit of Mercury Across the Sun

Mercury transits the Sun in 2016. Image credit and copyright: David Blanchflower.

One of the finest spectacles in astronomy is to witness the passage of one object in front of another. This can transpire as an eclipse, an occultation, or a rare event known as a planetary transit. We get a shot at seeing just such a singular event next Monday on November 11th, as a transit of Mercury across the face of Sol occurs for the last time this decade.

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