Four astronauts are about to become the first humans to venture near the moon in more than half a century since NASA's iconic ...

On April 4, 1968, NASA launched the final un-crewed test flight of its Saturn V rocket. The Apollo 6 mission demonstrated that the Saturn V rocket and the Apollo spacecraft were ready to send ...

The Apollo-Soyuz Test Project brought Soviet cosmonauts and NASA astronauts together in the first international human spaceflight. A 1973 artist’s concept of the Apollo-Soyuz Test Project, with the ...