PlaneT

A body of considerable mass that doesn't produce light on its own

and orbits a StaR. Until recently, only nine were known (all of

them in the SolarSystem). As of the begining of 2001, about 40

are known.

The planets of the Solar System (in increasing distance from the SuN) are

MercurY

VenuS

MarS

EartH

JupiteR

SaturN

UranuS

NeptunE

PlutO