Osaro USV Space Mining Unit-77.
The SMUs are remote operated USV's and were developed by AGIRA Heavy Industries. They are designed to break apart large celestial objects for more manageable mining.
They use a level HC/C-System laser to slice almost anything the cosmos can throw at them. Operating lasers with this magnitude of power is extremely dangerous. After numerous disastrous events with manned ships. A.H.I. built the latest models to be unmanned and operated from a safe distance.