ScienceCasts: America's Debut in Space: Explorer 1

[NASA Science News <nasa-sciencecasts@xxxxxxxxxxxxx>]

Title: ScienceCasts: America's Debut in Space: Explorer 1

America's Debut in Space

On January 31, 1958, the United States joined the "space race" with the successful launch of the Explorer 1 satellite, marking the birth of space science.

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