Cold War contest featuring Sputnik and Apollo

The crossword question is asking for the name of a Cold War contest that involved the Soviet Union’s launch of Sputnik and the United States’ Apollo Program. This contest is commonly known as the Space Race, which was a competition between the US and USSR to see who could achieve milestones in space exploration first. Sputnik was the first artificial satellite launched by the Soviet Union in 1957, which triggered the US to launch its own space program, the Apollo Program. This space rivalry continued throughout the 1960s, with both nations racing to achieve various firsts, such as the first human spaceflight and the first manned landing on the moon. Overall, the Space Race was a significant part of the Cold War and a major factor in the development of space technology.