|Age:||4.5 billion years|
|First Appearance:||Not yet|
Currently not much is known about Neptune's role in Beyond Outer Space.
Neptune has wavy brown hair and eyebrows, and his eyes are blue. His head has a round-ish rectangular shape and he has a stocky build.
Neptune wears a cornflower coloured jacket with rolled up sleeves, and with a light blue shirt underneath. He has blue trousers which are tucked in his cuffed cornflower coloured boots.
So far, his personality is unknown.