With NASA astronauts Sunita Williams and her crewmate Butch Wilmore returning to Earth on Tuesday after nine months in space, ...

Women interested in space exploration have ... a panel decided female astronauts would hurt the program. 1963: Russian engineer and cosmonaut Valentina Tereshkova became the first woman to travel ...

Soviet engineers began work on large rockets in the 1930s. In May 1955, work began on the Baikonur launch site in central Asia. In August-1957, the world's first intercontinental ballistic missile ...