

The moon is seen above New York before a full lunar eclipse on Dec. 20. The eclipse will be the first to coincide with the Winter Solstice since 1638. Lucas Jackson/Reuters
The shadow of the Earth is seen on the Moon at the start of a total lunar eclipse seen from a spot near Edinburgh, Scotland, on Dec. 21. David Moir/Reuters
The shadow of the Earth is seen on the Moon during a total lunar eclipse seen from a spot near Edinburgh, Scotland, on Dec. 21. David Moir/Reuters
The shadow of the Earth is seen on the Moon during a total lunar eclipse seen from a spot near Edinburgh, Scotland, on Dec. 21. David Moir/Reuters
The Moon is engulfed in the Earth's shadow during the peak of a rare winter solstice total lunar eclipse as viewed through a telescope from Palm Beach Gardens on Dec. 21. Doug Murray/Reuters
The Moon is engulfed in the Earth's shadow during the peak of a rare winter solstice total lunar eclipse as viewed through a telescope from Palm Beach Gardens on Dec. 21. Doug Murray/Reuters
The Earth casts a shadow over the moon during a partial lunar eclipse observed on June 26, in Indonesia. Slamet Riyadi/APFile
The Earth casts a shadow over the moon in a partial lunar eclipse that was observed on June 26, 2010, from the Philippines. Bullit Marquez/AP/File
The moon is seen during a total eclipse above a statue of the Virgin Mary holding Jesus at Notre Dame Cathedral outside Jerusalem's Old City, on Feb. 21, 2008. This was the last total lunar eclipse before 2010, and featured cameo appearances by Saturn and the bright star Regulus on either side of the veiled full moon. Kevin Frayer/AP/File
The Moon is seen during a phase in a total lunar eclipse, from Bogota on Feb. 20, 2008. Jose Miguel Gomez/Reuters/File
A total lunar eclipse is seen in this photograph taken from Nyack, New York, Feb. 20, 2008. Mike Segar/Reuters/File
The Moon is pictured during a full lunar eclipse over the Great Falls, Virginia skies on Oct. 27, 2004. Normally lit by reflected sunlight, the moon entered and emerged from the shadow of the Earth over a period of several hours. Hyungwon Kang/Reuters/File
Two photos show the Earth's shadow advance over the moon during a lunar eclipse seen from Peru on Oct. 27, 2004. Martin Mejia/AP
The Earth's shadow passes across the moon during a lunar eclipse above Cape Town on May 4, 2004. Mike Hutchings/Reuters/File
A triple exposure captures a partial lunar eclipse over the Saint Luca church on the southern hill of Bologna, Sep. 16, 1997. Vincenzo Pinto/Reuters/File
The lunar eclipse rises above a Saguaro cactus as seen from Phoenix on Sept. 26, 1996. The photo was made by taking exposures every five minutes. Bob Dunn/Mesa Tribune/Ap/File
The moon is seen during the last full lunar eclipse of the millennium, taken in Danbury, Conn. on Sept. 26, 1996. This eclipse coincided with the harvest moon, the full moon closest to the first day of autumn. Arnold Miller/The News Times/AP/File