D. Scott and J. Irwin land on the Moon with the first Lunar Rover
Apollo 15 was the 9th manned mission in the US Apollo program, the 4th to land on the Moon, and the 8th successful manned mission. It was the first of what were termed "J missions", long stays on the Moon, with a greater focus on science than had been possible on previous missions. It was also the first mission on which the Lunar Roving Vehicle was used.