The moon lander spacecraft, maneuvering in space, high above the ocean, during the test flights before the 1969 journey to the Moon -

A Russian Soyuz spacecraft approaches the docking point of the International Space Station. Picture by NASA -

Skylab - the 1970s Skylab spacecraft in orbit around Earth, high above the big blue ocean and clouds below. Picture by NASA -

Mars landscape 1 - the martian surface as seen from the Viking 2 spacecraft in 1976. Picture by NASA -

Lunar landscape - astronaut Harrison Schmitt of Apollo 17 and his lunar vehicle over a typical lunar landscape. Picture by NASA -

Space shuttle Columbia on the launch pad at Kennedy Space Center the night before the 1st space shuttle flight in 1981. Picture by NASA -

Deep space eye - this beautiful eye-shaped red, blue and orange form is a Helix Nebula far away, hundreds of light years from Earth. Picture by NASA -

Endeavour lift-off - the space shuttle Endeavour lifts off from the launchpad at Kennedy Space Center. Picture by NASA -

Lunar Earthrise - Earth rising in the distance over the moon, seen from the Apollo 8 spacecraft as it circled the moon in 1968. Picture by NASA -

Close up of the sun lit nose and cockpit of the space shuttle Endeavour in space orbit high above the big blue ocean. Picture by NASA -

International Space Station - the International Space Station orbiting over Earth as seen from a nearby space shuttle. Picture by NASA -

Spacewalk - an astronaut floats freely in space, high above the cloud covered ocean below. Picture by NASA -

Shuttle landing - the space shuttle Atlantis touches down on the runway at Kennedy Space Center, seen from right. Picture by NASA -

Half moon - the moon, seen from the unmanned spacecraft Galileo as it flew by it. Picture by NASA -