The last total lunar eclipse visible from the U.S. happened less than a year ago, on March 13, 2025. That night, it was cloudy in Duluth, but satellite photos showed clear skies about 75 miles to the ...
(via minutephysics) We think of the moon as orbiting the earth, following a spiraling trajectory as the earth itself orbits the sun. But this is wrong. Not only is the moon's orbit NOT a spiral ...
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