A super-long blood moon is coming. Here's how to see it.

For viewers across the Americas, an extra large full moon will turn deep blood red for nearly an hour and a half on May 15 and 16.

Sky-watchers across the Americas and in parts of Europe and Africa will have front-row seats to a nighttime spectacle on May 15 and 16: a long-lasting total lunar eclipse.

The large full moon will be totally eclipsed by Earth, bathing the lunar surface in shades of deep red. This phenomenon is why total lunar eclipses are commonly called blood moons, and this particular eclipse will be one of the longest of the decade.

This eclipse will also appear a little grander than usual. The moon will be near its perigee, or closest point to Earth, making it seem a bit larger in the sky, a phenomenon known as a supermoon. During the eclipse, the moon will

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