Saturday, 12 February 2011

MERCURY

 Mercury, computer-assembled approach mosaic by Cornell SPIF





Basic Data
Sidereal Period: 87.969 days
Rotation Period: 58.64 days
Orbital Inclination: 7 deg
Mean Surface Temp: 350 deg C daytime, -170deg C nighttime
Diameter: 4878km (3030 miles)
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