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Earthshine print PDF Spaceship Earth Posted:   06/02/02
Author:    Astrobiology News staffwriter  Summary: When the
crescent moon is just a sliver each month, the phrase--'old moon
in the young moon's arms'-- poetically describes a marvel of
nature.  simulated image of Earth A simulated image, using the
Steward Observatory 90-inch telescope at Kitt Peak, Ariz, shows
how the moon "saw" the Earth at the time. Credit: Univesity of
Arizona When the crescent moon is just a sliver each month, the
phrase--'old moon in the young moon's arms'-- poetically
describes a marvel of nature. This marvel shows the shadow of
the Earth reflecting back the largely blue light from the Earth,
known as earthshine. As recently presented at the 199th national
meeting of the American Astronomical Society in Washington,
D.C., astronomers from the University of Arizona Steward
Observatory and the Harvard-Smithsonian