1957: First orbiting satellite, Sputnik 1.
1957: First living in orbit, the dog Laika on Sputnik 2.
1959: Launch of a missile, the first man-made object to leave the Earth's orbit, Luna 1
1959: Telemetry – First communication to and from the ground, Luna 1.
1959: First object to pass near the moon, and the first object in orbit around the Moon, Luna 1.
1959: First satellite hit the moon, Luna 2.
1959: First images of the dark side of the moon, Luna 3.
1960: First satellite to be launched to Mars, the Marsnik 1.
1961: First satellite to Venus, Venera 1.
1961: The first person to enter orbit around the Earth, Yuri Gagarin in Vostok 1.
1961: The first person to spend a day in orbit, Gherman Titov – Vostok 2.
1962: First flight of two astronauts (estimate), Vostok 3 and Vostok 4.
1963: First woman in space, Valentina Tereshkova, Vostok 6.
1964: First flight of several astronauts (3), Voskhod 1.
1965: First spacewalk, Aleksei Leonov, Voskhod 2.
1965: First probe to another planet Venus, Venera 3.
1966: First probe to descend on the moon and send from there, Luna 9.
1966: First probe in lunar orbit, Luna 10.
1967: First meeting of unmanned Cosmos 186/Cosmos 188 (until 2006 this feat was not imitated by the United States).
1969: First docking and crew exchange in orbit, Soyuz 4 and Soyuz 5
1970: First signals sent to the moon by Luna 16.
1970: First mobile robot, Lunokhod 1.
1970: The first data sent by a probe from another planet (Venus), Venera 7.
1971: First space station, Salyut 1.
1971: First satellite in orbit around Mars and landing on Mars 2.
1975: First satellite in orbit around Venus and sending data to earth, Venera 9.
1984: First woman to walk in space, Svetlana Savitskaja (Salyut 7)
1986: First team to visit two space stations Salyut and Mir (7).
1986: First permanent space station in Earth orbit, the MIR orbit from 1986 to 2001.
1987: First team to spend more than a year aboard Mir, Vladimir Titov and Musa Manarov.
Вибачте що на смердючой англійській мові - увидел у западников.