On This Day in History - March 2, 1972
This graphic shows the Pioneer 10 and Pioneer 11 flight paths through the Solar System. Credits: NASA Launched on March 2, 1972, Pioneer 10 was ...
On This Day in History - February 20, 1962
John Glenn posing outside his Friendship 7 capsule. Credits: NASA After three years of training, John Glenn rocketed into space aboard the Mer...