1971 in science

The year 1971 in science and technology included many events, some of which are listed below.

Astronomy and space exploration

January 31 - Apollo program: Astronauts aboard Apollo 14 lift off for a mission to the moon.
February 5 - Apollo 14 lands on the Moon.
February 9 - Apollo program: Apollo 14 returns to Earth after the third manned moon landing.
May 19 - Mars probe program: Mars 2 is launched by the Soviet Union.
May 30 - Mariner program: Mariner 9 is launched toward Mars.
June 30 - The crew of the Soyuz 11 spacecraft are killed when their air supply leaks out through a faulty valve
July 26 - Apollo program: Launch of Apollo 15. On July 31 the Apollo 15 astronauts become the first to ride in a lunar rover a day after landing on the surface.
November 13 - Mariner program: Mariner 9 enters Mars orbit.