This artist concept shows a mirror-smooth lake on the surface of the smoggy moon Titan.
Altimetry Over Ontario Lacus
Cassini streaked past Titan on Dec. 21 at an altitude of 971 kilometers
(603 miles), obtaining radar images of Titan's south polar region and a
topographic profile of the dark, possibly liquid-filled area known as
Ontario Lacus.
Titan Flyby at a Glance
Date
Dec. 21, 2008
Altitude
684 miles (970 km)
Speed
14,000 mph (6.3 km/sec)
