Every world / Moon of Saturn

Tethys

Outline The numbers here are measured. The rest of this page is being written.

The path of Tethys round Saturn, seen from above and drawn to scale, with the white dot at its nearest point. Orbit from NASA/JPL Solar System Dynamics, planetary satellites.

Kind: Moon of Saturn
Distance: 295,000 km from Saturn on average
Once round: 45.3 hours
Path: very nearly a circle (eccentricity 0.001), tilted 1.09°
Size: 1,062 km across, 30.6 per cent of our Moon’s width
Density: 0.984 times water
Found: 1684, by G.D. Cassini

Saturn On the atlas In 3D

Tethys, our Moon and Saturn, drawn to one scale from their measured sizes, as plain discs.

Still being written

What it looks like up close
What it is made of
How it was found
Spacecraft that have seen it
What is still unknown

Sources: NASA/JPL Solar System Dynamics, planetary satellites.