The only planet known to support life, this water - drenched body is also tectonically alive. Disturbed by earthquakes and volcanoes, it consists of a mosaic of slowly drifting continental and oceanic plates.
Moon:1 Earth's Moon.
DISTANCE FROM SUN:149,600,000 km.
REVOLUTION AROUND SUN:365.2 days.
ROTATION:23.9 hours.
DIAMETER:12,756 km.
DENSITY:5.5 * that of water.
MASS:6 * 10 |21 metric tons.
SURFACE TEMPERATURE:variable, averages 15 C.
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