Cold War (1953–1962) human on the moon. The first of the Lunar missions was Luna 1, which launched on January 2, 1959. Its successful mission established the first rocket engine restart within Earth orbit and the first man-made object to establish heliocentric orbit. Luna 2, which launched on September 14, 1959, established the first impact into another celestial body (the moon). Finally, Luna 3 launched on October 7, 1959 and took the first pictures of the dark side of the moon. After these three missions in 1953, the Soviets continued their exploration of the moon and its environment in 21 other Luna missions.
Moon escape Earth's gravity and pass near the Moon was "Luna 1"; the first human-made object to impact the lunar surface was "Luna 2", and the first photographs of the normally occluded far side of the Moon were made by "Luna 3", all in 1959. The first spacecraft to perform a successful lunar soft landing was "Luna 9" and the first unmanned vehicle to orbit the Moon was "Luna 10", both in 1966. Rock and soil samples were brought back to Earth by three "Luna" sample return missions ("Luna 16" in 1970, "Luna 20" in 1972, and "Luna 24" in 1976),