Astronomy Picture of the Day
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October 13, 1995
Jupiter, Io, and Ganymede's Shadow
solar system's largest planet,
is seen here next to
Io, its closest
On the cloud tops of
near the left edge of the picture can be seen a dark circular spot which is
caused by the shadow of
Jupiter's largest moon
Jupiter's cloud tops show light bands
and dark belts. The clouds are primarily composed of
but their intense colours are probably caused by very small amounts of
heavier elements such as sulfur or organic (carbon-containing) compounds.
Tomorrow's picture: Rhea: Saturn's Second Largest Moon
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Authors & editors:
NASA Technical Rep.:
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