| Date
| Significance
| Country
| Mission Name
|
| August 21, 1957
| Intercontinental ballistic missile (ICBM)
| Image:Flag of the Soviet Union.svg USSR
| R-7 Semyorka SS-6 Sapwood
|
| October 4, 1957
| Artificial satellite (Earth's)
| Image:Flag of the Soviet Union.svg USSR
| Sputnik 1
|
| November 3, 1957
| Animal in orbit (dog)
| Image:Flag of the Soviet Union.svg USSR
| Sputnik 2
|
| January 31, 1958
| Detection of Van Allen belts
| Image:Flag of the United States.svg USA-ABMA
| Explorer I
|
| December 18, 1958
| Communications satellite
| Image:Flag of the United States.svg USA-ABMA
| Project SCORE
|
| January 4, 1959
| Artificial satellite (Sun's)
| Image:Flag of the Soviet Union.svg USSR
| Luna 1
|
| February 17, 1959
| Weather satellite
| Image:Flag of the United States.svg USA-NASA (NRL)1
| Vanguard 2
|
| June 1959
| Reconnaissance satellite
| Image:Flag of the United States.svg USA-Air Force
| Discoverer 4
|
| August 7, 1959
| Photo of Earth from space
| Image:Flag of the United States.svg USA-NASA
| Explorer 6
|
| September 14, 1959
| Probe to Moon
| Image:Flag of the Soviet Union.svg USSR
| Luna 2
|
| October 7, 1959
| Photo of the far side of the Moon
| Image:Flag of the Soviet Union.svg USSR
| Luna 3
|
| April 12, 1961
| Human in orbit
| Image:Flag of the Soviet Union.svg USSR
| Vostok 1
|
| July 10, 1962
| First active communications satellite
| Image:Flag of the United States.svg USA-AT&T
| Telstar
|
| September 29, 1962
| Artificial satellite by a non-superpower
| Image:Flag of Canada.svg Canada
| Alouette 1
|
| June 16, 1963
| Woman in orbit
| Image:Flag of the Soviet Union.svg USSR
| Vostok 6
|
| March 18, 1965
| Extra-vehicular activity
| Image:Flag of the Soviet Union.svg USSR
| Voskhod 2
|
| December 15, 1965
| Orbital rendezvous²
| Image:Flag of the United States.svg USA-NASA
| Gemini 6A/Gemini 7
|
| March 1, 1966
| Probe lands on another planet - Venus
| Image:Flag of the Soviet Union.svg USSR
| Venera 3
|
| March 16, 1966
| In-orbit rendezvous and docking
| Image:Flag of the United States.svg USA-NASA
| Gemini VIII
|
| December 24, 1968
| Manned Lunar orbit
| Image:Flag of the United States.svg USA-NASA
| Apollo 8
|
| July 20, 1969
| Human on the Moon
| Image:Flag of the United States.svg USA-NASA
| Apollo 11
|
| April 23, 1971
| Space station
| Image:Flag of the Soviet Union.svg USSR
| Salyut 1
|
| November 14, 1971
| Satellite orbits another planet - Mars
| Image:Flag of the United States.svg USA-NASA
| Mariner 9
|
| November 9, 1972
| Geostationary communications satellite
| Image:Flag of Canada.svg Canada-BCE
| Anik A1
|
| July 15, 1975
| First USA-USSR joint mission
| Image:Flag of the Soviet Union.svg USSR Image:Flag of the United States.svg USA-NASA
| Apollo-Soyuz Test Project
|
