"Earthrise" is the name given to NASA image the "first jaw-dropping picture of Earth from outer space." It was taken on this day in 1968 by astronaut William Anders during the Apollo 8 mission, the first manned voyage to orbit the Moon.
Waxing: The moon anytime before a full moon and after a new moon.Waning: the moon at any time after full moon and before new moon.Gibbous: convex at both edges, as the moon when more than half full.Crescent: a shape resembling a segment of a ring.
This magnificent image is a portrait of the Earth taken in one single shot. At 121 megapixels, it is the highest resolution image of the planet ever and was taken by the geostationary Russian weather satellite the Electro-L.