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This is an image of Saturn compared with that of the Earth.
Image from: NASA

A Comparison of Saturn and the Earth.

Saturn is the second largest planet in the solar system, much larger than Earth. It is mostly made of hydrogen. The table below gives a comparison of characteristics of Saturn relative to Earth values.

Characteristic Relative to Earth
(Earth = 1)
Absolute Value
Mass 95 5.7x10**29 (kg)
Radius 9.5 60,268 km
Mean Density ----- 0.69 g/cm**3
Rotation Period 10.2 Earth hours -----
Mean Orbital
Distance
9.5 AU 1,427 x 10**6 km
Orbital Period 29.46 Earth years -----
Orbital eccentricity ----- 0.0461
Inclination to
ecliptic (degrees)
----- 2.49
Atmospheric
Temperature
----- -350F

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Windows to the Universe, a project of the National Earth Science Teachers Association, is sponsored in part is sponsored in part through grants from federal agencies (NASA and NOAA), and partnerships with affiliated organizations, including the American Geophysical Union, the Howard Hughes Medical Institute, the Earth System Information Partnership, the American Meteorological Society, the National Center for Science Education, and TERC. The American Geophysical Union and the American Geosciences Institute are Windows to the Universe Founding Partners. NESTA welcomes new Institutional Affiliates in support of our ongoing programs, as well as collaborations on new projects. Contact NESTA for more information. NASA ESIP NCSE HHMI AGU AGI AMS NOAA