Mnemosyne (moon)

Mnemosyne was a moon of Saturn, the sixth planet of the Sol system. The Arkive formed its interior. (PROSE: The Wheel of Ice)
== Behind the scenes ==
In the real world, Mnemosyne (full name 57 Mnemosyne) is actually a large asteroid in the Asteroid belt, rather than a moon.
Category:Moons visited by the Second Doctor
Category:Moons of Saturn