Class 9
The term class 9 could refer to:

 Class 9 gas giant, a type of planet
 Class 9 nebula, a type of nebula
 Class 9 neutronic wavefront, a type of neutronic wavefront
 Class 9 torpedo, a type of torpedo
 Class 9 pulsar, a type of pulsar
 Class 9 cargo vessel, a type of space vessel
 Class 9 warp drive, a type of warp drive

You may also be looking for:
 Type 9 Monitor Beacon Satellite

Class 09
cs:Třída 9