In reality, it is a small chunk of rock, afloat in gravity-less space. It is surrounded by a thin energy sheath which holds its atmosphere together.
Nullport's gravity was created by Star Boy using his gravity manipulation powers. However, this is the only time that Star Boy has created a self-generating gravity on an object, as his powers usually has temporary effects only.
- H'Hrnath is the general manager of Nullport.