Apollo 16 (Saturn V SA-511): John Young, Kenneth Mattingly, and Charles Duke complete the fifth lunar landing with the Command Module Casper and the Lunar Module Orion; they remain on the Moon for 2 days 23 hours and 2 minutes, walk on the Moon for 7 hours 11 minutes the first time, 7 hours 23 minutes the second time, and 5 hours 40 minutes the third time, and collect 94 kg of lunar samples; it is the second J-mission and the second use of the Lunar Rover; first exploration of the central highlands; Location: Descartes highlands
