Back in college, the CS department used planets. The department I worked in used organ names (brain and pineal being the two I recall). At my previous job, we

Back in college, the CS department used planets. The department I worked in used organ names (brain and pineal being the two I recall). At my previous job, we used city/town names for virtual machines (plenty to choose from, and some quite amusing, like "truth-or-consequences" (in New Mexico for the record)).