Saturn — November 1999
The semi-major axis of Saturn's orbit about the sun is 9.5 Astronomical Units (A.U.) or roughly 1.4 billion km.
The planet (without rings) has a diameter of roughly 75,000 miles (120,000 km) at the equator.
Principal Astronomers: R.G. French (Wellesley College), J. Cuzzi (NASA/Ames Research Center), L. Dones (SwRI), and J. Lissauer (NASA/Ames Research Center).
F675W (R), F555W (V), and F439W (B)
NASA and The Hubble Heritage Team (STScI/AURA)
Blue: F439W (B)
Green: F555W (V)
Red: F675W (R)