Explorer 1 First U.S. Satellite

The Big Picture

				Now Playing Video: The Big Picture This Army newsreel recounts the tense and exciting days leading up to the launch of Explorer 1, the satellite that kicked off U.S. space exploration. + Related videos Download options Quicktime 153Mb \| Screen size: 480x360: + Narrated with caption + Narrated without caption High Definition (HD) 226Mb \| Screen size: 1280x720: + Narrated without caption MP4 96Mb \| Screen size: 640x360: + Narrated without caption