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	ScienceCasts: America's Debut in Space: Explorer 1 (ScienceAtNASA) View
	Explorer 1: How America's First Satellite Helped Create NASA (NASA) View
	W5: How Explorer 1 blasted the U.S. into the space race (Official W5) View
	NASA ScienceCasts: Making Space for Technology Development (ScienceAtNASA) View
	ScienceCasts: NASA Embraces Small Satellites (ScienceAtNASA) View
	ScienceCasts: America's Debut in Space: Explorer 1 (Waspie_Dwarf's Astronomy \u0026 Space Channel) View
	Explorer 1: the first u.s. satellite (celebrity news) View
	ScienceCasts - America's Debut in Space - Explorer 1 - HD (Michael500ca) View
	Explorer 1 65th Anniversary (U.S. Space \u0026 Rocket Center) View
	Dr. Joyce Neighbors, the woman who helped launch Explorer I (AL.com) View