December 1983 lunar eclipse
Encyclopedia
A penumbral lunar eclipse
took place on December 20, 1983.
Lunar eclipse
A lunar eclipse occurs when the Moon passes behind the Earth so that the Earth blocks the Sun's rays from striking the Moon. This can occur only when the Sun, Earth, and Moon are aligned exactly, or very closely so, with the Earth in the middle. Hence, a lunar eclipse can only occur the night of a...
took place on December 20, 1983.