Asteroids trapped by Neptune...

... where the gravitation attraction by Neptune and the Sun balance out to form a "trap" of sorts. Go here to read more.

The Core of Neptune

This isn't a sci-fi story: scientists are working on replicating the physical conditions of Neptune's core in lab's here on Earth. Go here to read more. It always amazes me how much we don't know about the everyday things around us - like water and ice.

Poor Neptune

It got hit by a comet only 200 years ago! Go here to read why scientists believe this is the case.

Triton's Atmosphere

Yes, Triton - the largest moon on Neptune - has an atmosphere. (Titan, the largest moon of Saturn, isn't the only one). Go here to read about a recent ground-based measurement of its properties. The Solar System is an interesting place...