Saturn’s Moon Atlas
October 19, 2004
Saturn’s moon Atlas — Atlas, the second of Saturn’s known satellites, orbits near the outer edge of the A-ring and is about 40 by 20 kilometers (25 by 15 miles) in size.
It is probably a shepherd satellite for Saturn’s A-ring.
Atlas was discovered by R. Terrile in 1980 from photographs taken by Voyager during its encounter with Saturn.
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Discovered by: R. Terrile/Voyager 1
Date of Discovery: 1980
Distance from Saturn: 137,670 km
Radius: 18.5�17.2�13.5 km
Orbital Eccentricity: 0.000
Orbital Inclination: 0.3 degree
Orbital Period: 0.6019 day
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