Chandrayaan-4 is a planned lunar sample-return mission of Indian Space Research Organisation (ISRO) and will be the fourth mission of its Chandrayaan programme. The mission consist of five modules, namely the DM (Descender Module), AM (Ascender Module), TM (Transfer Module), RM (Re-entry Module) and PM (Propulsion Module). The planned mission life is 1 lunar day and the landing site will be near the Lunar South Pole. The first launch will lift the DM (Descender Module) and AM (Ascender Module) to orbit.