FACTS ABOUT MOONS REVEALED

Titan's hydrocarbon lakes are noticeable from the haze in this impression from NASA's Cassini spacecraft.Rhea is the 2nd biggest moon of Saturn. Rhea has a thin environment―called an exosphere―and it is the very first spot a spacecraft foundtraces of oxygen in an environment outside of Earth.Neptune's moon Triton is as huge as Pluto and orbits