When the space shuttle Challenger blew up in 1986, it was the most shocking event in the history of American spaceflight. The deaths of seven astronauts, including the first teacher in space ...
The telescope's original October 1986 launch was scrapped after the loss of the space shuttle Challenger. When the telescope finally became operational in 1990, it began to return unprecedented ...
(This practice mostly ceased after the Challenger shuttle explosion of 1986, after which the military shifted to expendable rockets.) NASA focussed on reducing space costs, while the Soviet Union ...
Astronauts Story Musgrave (left) and Don Peterson float in the cargo bay of the space shuttle Challenger On 7 April in 1983, American astronauts Don Peterson and Story Musgrave bravely stepped out ...