Herschel (Moon)

Named after Sir William Herschel - German-born British astronomer (1738-1822).

Herschel is a 304 kilometer Impact Basin in the Martian southern hemisphere, at 14.5°S, 130°E, located in the Mare Tyrrhenum region of Mars. (wikipedia entry)

A crater is a circular depression likely created by an impact event. On the Moon they are named after deceased scientists, polar explorers, astronauts or cosmonauts.