Add Yahoo as a preferred source to see more of our stories on Google. On Dec. 21, 1968, NASA’s Apollo 8 mission launched to the moon. Apollo 8 was the second crewed mission in NASA’s Apollo program.

Click to open image viewer. This Apollo command module pressure model was part of a larger grouping built and used for wind tunnel testing conducted in the development stage of the Apollo program. The ...

In the 1960s, North American Aviation was asked to work out how astronauts could be rescued if they became stranded on or near the Moon during the Apollo program. The answer involved a modified ...

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 ...