Offworld Prospector
Concept · Stellaris 4.5.2
Offworld Prospector in the Stellaris encyclopedia: Offworld Prospectors turn Energy Credits into Living Metal and Volatile Motes
Offworld Prospector in the game's words
The encyclopedia entry as the game shows it in its tooltips; underlined words open their own entry or page here.
Offworld Prospectors turn 
Energy Credits into Living Metal and 
Volatile Motes
Source: common/game_concepts (concept_offworld_prospector) and localisation/english, Stellaris Cygnus v4.5.2 (9776).