Hecataeus (Moon)

Named after Hecataeus - Greek geographer (unkn-c. 476 B.C.).

Hecataeus is a large lunar crater that lies near the eastern limb. To the northeast is the smaller crater Gibbs. Hecataeus is a worn and eroded walled plain with wide inner walls. (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.