Geological Chronicle
Rimae Gassendi is a lunar graben structure spanning 70 kilometers in length across the lunar basalt crust. Formed by structural faulting and crustal extension, the trench cuts through terrain within the Mare Humorum quadrangle (LAC-93).
Officially cataloged by the International Astronomical Union at selenographic coordinates -17.4706° latitude and -39.8706° longitude, the rille designation notes: Within crater.