On July 15, 1975, the first joint space mission between the United States and the Soviet Union blasted off into orbit. Space History Archives👉https://space-com.visitlink.me/fIzG4P They called it the Apollo-Soyuz Test Project. This mission ceremoniously marked the end of the space race. First the Russian cosmonauts Alexey Leonov and Valery Kubasov lifted off from Kazakhstan. A few hours later, NASA astronauts Thomas Stafford, Vance Brand and Donald Slayton lifted off from Florida's Kennedy Space