Original 36-inch reflecting telescope that flew on the Shuttle twice as part of the ASTRO mission. It employs a medium dispersion spectrometer at a modified prime focus. It was designed to observe faint celestial objects in the ultraviolet region of the spectrum. On the first mission in December 1990 the instrument observed over 75 astronomical sources including active galactic nuclei, quasars, va
Sally Ride became the first American woman in space when she flew aboard STS-7 in 1983. Her second and last space mission was STS-41G in 1984. A physicist with a Ph.D., she joined the astronaut corps in 1978 as a part of the first class of astronauts recruited specifically for the Space Shuttle Program. Viewed as a leader in the NASA community, she served on the Rogers Commission after the Challen