1975: Space Exploration

Archives consist of articles that originally appeared in Collier's Year Book (for events of 1997 and earlier) or as monthly updates in Encarta Yearbook (for events of 1998 and later). Because they were published shortly after events occurred, they reflect the information available at that time. Cross references refer to Archive articles of the same year.

The most significant events in the exploration of space this year were the joint U.S.-U.S.S.R. Apollo-Soyuz Test Project (ASTP) in July, the Soviet-manned space station missions, and the participation of other countries in U.S. and Soviet space missions. ...