-
The first man-made object to orbit Earth is launched by the USSR.
-
The first U.S. satellite to orbit Earth.
-
It carries Alan Shepard into space as the first U.S. astronaut.
-
It launches the first U.S. two-man crew into space.
-
He is the first U.S. astronaut to orbit Earth.
-
It is launched by the USSR carrying Cosmonaut Yuri Gargarin.
-
It leaves Earth's orbit and circles the Moon.
-
It lands on the Moon. Astronauts Neil Armstrong and Edwin "Buzz" Aldrin walk on the Moon.
-
It is launched by the U.S.
-
It is launched by the U.S. and lands on Mars.
-
It is the first mission if the U.S. Spaces Shuttle
-
The first evidence of a planet outside the solar system is obtained.
-
The Hubble Space Telescope is launched
-
It lands on Mars. Color images of the surfaces and data on the rocks and soil are collected.
-
Construction begins on the International Space Station.
