December 10, 2011 Lunar Eclipse Essentials
December 9, 2011
When the moon passes through the Earth’s shadow, it causes the moon to look very unusual for a short period of time. This event is called a lunar eclipse, and it occurs roughly twice a year. Learn more about how lunar eclipses work in this video! credit: NASA
Topics:
Technology Internet, Eclipses, Lunar eclipses, Astrology, National Aeronautics and Space Administration, January 2001 lunar eclipse, December 1992 lunar eclipse, Astronomy
