Add Yahoo as a preferred source to see more of our stories on Google. On May 15, 1963, NASA astronaut Gordon Cooper launched on the sixth and final crewed flight of the Mercury Program. This was also ...

A 60-year-old tribute to America's first human spaceflight program is standing up to the test of time, but what about the contents of its time capsule not to be opened until 2464? The Project Mercury ...

Part 2 explores the dramatically different approaches to the launch systems, and the surprising similarities in the factors that contributed to their success. Although they served very different ...

With the death of John Glenn at the age of 95 on Dec. 8, none of the original seven Project Mercury astronauts, whose names were announced in April 1959, remain alive.