John Watts Young working at the back of the rover.

One of a panoramic series of photographs taken at Station 4 by Eugene Andrew Cernan. This image shows Harrison H. "Jack" Schmitt at the rover. The trench site in orange soil is at the cross mark to…

Part of a panoramic series of photographs taken as station 9 looking north.

Abstract Diurnal and annual temperature variations in some Atypical Pit Craters (APCs) on Mars may be affected by the presence of interior cave entrances (Cushing et al., 2007; Cushing et al.,…