DS-U1-A was a Soviet satellite which was launched in 1968 as part of the Dnepropetrovsk Sputnik programme. It was a 385 kg spacecraft, which was built by the Yuzhnoye Design Bureau. It was equipped with eight telescopes for optical observation, and one for ultraviolet astronomy. A X-ray experiment was also carried.
The Kosmos rockets were a series of Soviet and subsequently Russian rockets, derived from the R-12 and R-14 missiles.