2. Recent Findings NASA Cassini is a Robotic space craft currently on a mission studying Saturn Measured the gravitational forces to determine the subterranean make up of the planet “materials inside the moon are a mix of ice and rock with no clearly defined rocky layers” (National Geographic)
3. Size Second largest Moon Larger than Mercury Large enough to have an atmosphere
4. Atmospere Fully Developed Atmosphere is about 1.45x thicker than Earth Almost completely Nitrogen similar Earth Presence of Fog