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Watch Live: The Supermoon Total Lunar Eclipse

28 Sep 2015, 01:40 UTC
Watch Live: The Supermoon Total Lunar Eclipse
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Watch a rare supermoon lunar eclipse live online.

On Sunday, skywatchers will be treated to a rare celestial event when a supermoon and a blood moon coincide for the first time in over 30 years. It will last for more than an hour and will be visible throughout much of the world, and can be streamed online.

Supermoon is a popular term used to describe when a full moon occurs at the point in the lunar orbit when the moon is closest to Earth. Astronomers refer to this point in the lunar orbit as perigee. The full moon at perigee can appear up to 14 percent larger than it would at apogee, the point in the lunar orbit when the moon is farthest from Earth.

Supermoons are rare celestial events in and of themselves. However, for a supermoon to coincide with a total lunar eclipse is exceedingly rare. The last time a supermoon lunar eclipse occurred was in 1982 and the next time you’ll be able to see one is in 2033.

A total lunar eclipse, on the other hand, can only occur during a full moon when the moon passes into Earth’s umbra, or shadow, forming an alignment with ...

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