Dark Lunar Eclipse . ... Credit Copyright: Martin Pugh Explanation: The Moon passed close to the center of Earth's shadow on August 28th . Seen best by skywatchers in western North America, and the Pacific region, the resulting total lunar eclipse was a dark one, lasting about 90 minutes. ... Of course, even during a total lunar eclipse,the Moon is not completely dark. Instead the Moon remains visible during totality, reflecting reddened light filtering into the Earth's shadow. ...