"The Vanguard launch came after the success of Sputnik 1 and Sputnik 2, which was a one-two propaganda punch by the Soviets that was of great concern to the United States' leadership—and to many ...

Vanguard 1 was the fourth satellite ever launched into space (following Sputniks 1 and 2 and Explorer 1). It looks a lot like a miniature version of Sputnik. Vanguard 1 was tiny compared to the ...

Decades ago during the heady space race rivalry between the former Soviet Union and the United States, the entire world experienced the Sputnik moment ... the U.S. Navy's Vanguard rocket went ...