The Apollo-Soyuz Test Project brought Soviet cosmonauts and NASA astronauts together in the first international human spaceflight. A 1973 artist’s concept of the Apollo-Soyuz Test Project, with the ...
WEATHERFORD, Okla. (KFOR) – When astronaut Tom Stafford and cosmonaut Aleksey Leonov opened a hatch connecting their two spacecraft in July of 1975, it marked the first of what would become many joint ...
The Apollo-Soyuz Test Project (ASTP) was the first human spaceflight mission conducted jointly by two nations. A Russian Soyuz launched on July 15, 1975, followed by the U.S. Apollo launch on the same ...