Kosmos 135
Soviet satellite launched in 1966
Kosmos 135, also known as DS-U2-MP No.1, was a Soviet satellite which was launched in 1966 as part of the Dnepropetrovsk Sputnik programme. It was a 355 kilograms (783 lb) spacecraft, which was built by the Yuzhnoye Design Office, and was used to investigate micrometeoroids and particles of dust in space.