Luna E-6 No.2 Luna E-6 No.2 Luna E-6 No.2, also identified as No.1, and sometimes known in the West as Sputnik 25, was a Soviet spacecraft which launched in 1963, but was placed into a useless orbit due to a problem with the upper stage of the rocket that launched it. It was a Luna E-6 spacecraft, the first of twelve to be launched, It was intended to be the first spacecraft to perform a soft landing on the Moon, a goal which would eventually be accomplished by the final E-6 spacecraft, Luna 9. Luna E-6 No.2 was launched at 08:49 UTC on
Luna 15 in Mare Crisium. An audio recording of the minutes in which British technicians at the radio telescope facility in Jodrell Bank observed Luna 15's descent was first made available to the public on 3 July 2009. In a race to reach the Moon and return to Earth, the parallel missions of Luna 15 and Apollo 11 represented, in many ways, the culmination of the Space Race between the space programs of both the United States and the Soviet Union in the 1960s. The simultaneous missions became one of the first instances of Soviet–American space cooperation: the Soviet Union released Luna