Astronaut James B. Irwin, lunar module pilot, during the Apollo 15 lunar surface extravehicular activity (EVA) on August 1, 1971, at the Hadley-Apennine landing site. The first Lunar Roving Vehicle (LRV) on the moon, stands to the right.
Apollo 15 launched 40 years ago this week on July 26, 1971. In this photograph, Apollo 15 lunar module pilot Jim Irwin loads the lunar rover with gear in preparation for the first lunar spacewalk at the Hadley-Apennine landing site. The lunar module "Falcon"stands at the left in this image. The undeployed Laser Ranging Retro-Reflector lies on top of Falcon's Modular Equipment Stowage Assembly.
Apollo 17 mission commander Eugene A. Cernan makes a short checkout of the Lunar Roving Vehicle during the early part of the first Apollo 17 extravehicular activity at the Taurus-Littrow landing site in 1972.
Apollo 15 Commander Dave Scott photographed the Lunar Rover at the end of the last EVA.
This view of NASA's Small Pressurized Rover shows its ability for sideways and rotating 'crab-like' movements.
During the 2008 Desert RATS tests at Black Point Lava Flow in Arizona, engineers, geologists and astronauts came together to test the surface version of the Space Exploration Vehicle.
While designing the lunar truck, JSC engineers threw out some traditional assumptions on what a vehicle needs — such as doors and seats — and added new capabilities such as active suspension, six-wheel drive with independent steering for each wheel.
Engineers test the ATHLETE moon rover on one of the long dirt roads found just outside JPL.
NASA's prototype Small Pressurized Rover at Johnson Space Center participates in a "dress rehearsal" demonstration for the 56th Presidential Inaugural Parade.
JPL's RoboAthlete rover prototype tackles a hill in trials.
Racers from the International Space Education Institute in Leipzig, Germany, won first place in the high school division of NASA's 17th annual Great Moonbuggy Race. The race is organized by NASA's Marshall Space Flight Center in Huntsville.
Racers from the Huntsville Center for Technology geared up for the Great Moonbuggy Race.