For the lunar crater, see Cassini For other things named Cassini, see Cassini Cassini is a crater on Mars named in honour of the Italian astronomer Giovanni Cassini. The crater measures approximately 415 kilometers in diameter and can be found in diameter and can be found. (wikipedia entry)
A crater is a circular depression likely created by an impact event. On Mars large craters are named after deceased scientists, writers and others who have contributed to the lore of Mars. Small creaters (less than 60km) are named after small towns and villages.