Timeline: The Fifteen "firsts" | Timetoast

Jan 1, 1609

400th Anniversary of Galileo's Astronomical Discoveries
Jan 1, 1957

1957-2007 was the 50th anniversary of the Space age.
Oct 4, 1957

The Soviet Union launched the first satellite, Sputnik, into space.
Jul 21, 1969

First human on the moon and first space launch from a celestial body.
Nov 23, 1970

first lunar rover.
Apr 23, 1971

First space station
Nov 14, 1971

First to maintain orbit around another planet.
Nov 27, 1971

first impact into mars.
Jul 15, 1972

First Mission to enter the asteroid belt and leave the inner solar system.
Feb 8, 1992

First polar orbit around the sun.
Dec 7, 1995

First orbit of Jupiter.
Feb 12, 2001

First landing on an asteroid.
Jan 15, 2006

First sample return from comet.
Aug 25, 2012

First manmade probe in interstellar space.
Nov 12, 2014

First manmade probe landed on a comet.