Janus
Janus is one of the inner moons of Saturn. It has a very low density, implying that it is icy and porous.
Facts About Janus:
- Janues co-orbits with the moon Epimetheus.
- These two moons are "shepherd moons", maintaining the sharp outer edge of Saturn's A Ring.
Classification: Moon
Names: Janus, Saturn X
Naming: Named after the Roman god Janus, who is said to have two faces.