Zaurix Minor was the planet dangerously close to Zaurik. Covered in deserts and tropical oceans, due to the close proximity of zaurik, the planet was home to the the Ryludronans.
Zaurix Minor was in fact the shattered remains of Greater Zaurix,which had been destroyed by Chairman Drek. When an ion storm blew the remains of the planet to a planet regenerator , the planet regressed into a smaller form, it's current one.
The planet finally shattered into nothingness when an orbital Groovitron forced it to dance into Zaurik. Do to zaurik bieng bigger, an the Drophyds' protection of their home, the planet melted into magma, which solidified and exploded.