Sally Ride was very private, but she inspired a generation of female scientists with her historic shuttle flight in 1983. Sally Ride, a physicist, proved that women could be equal partners with men in space.
Friday marks the 43 anniversary of the Neil Armstrong and Buzz Aldrin's historic landing on the surface of the moon. This is the front-page story that ran in the Christian Science Monitor on Jul 22, 1969.
During the past 10 years, Presidents George W. Bush and Obama have directed NASA to turn the job of transporting cargo and crew to the space station over to the private sector. As that process gathers pace, here is a list of the key players.