The first American satellite, Explorer 1, was launched into space.
The Explorer 1 was America’s answer to the Soviet Union’s Sputnik 1, which kicked off the Space Age when it launched in 1957.
The first American satellite, Explorer 1, was launched into space.
The Explorer 1 was America’s answer to the Soviet Union’s Sputnik 1, which kicked off the Space Age when it launched in 1957.