Multi-agency instruments planned to be on the LUPEX rover. Image: JAXA / M. Ohtake, et al. India approved the joint ISRO-JAXA Chandrayaan 5 / LUPEX mission to drill and analyze water ice on the Moon.

India has formally approved the joint ISRO-JAXA Chandrayaan 5 (LUPEX) mission to study water ice on the Moon’s south pole. The mission and its approval are notable in many ways as we’ll see below.

The Chandrayaan 3 lander on the Moon with its ChaSTE thermal probe deployed. Image: ISRO Left: Temperature profiles measured by the ten ChaSTE sensors at different depths; Right: Structural diagram of ...