Sixty years ago today, the United States used a modified German V-2 rocket to send the country’s first satellite, Explorer 1, into orbit around the Earth. This momentous achievement was just the first ...

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With almost 6,000 artificial satellites or objects orbiting the Earth, and tens of thousands more planned to launch in the next few years, it's easy to forget that less than a century ago, the night ...

REDSTONE ARSENAL, Alabama -- Since America's beginning, the U.S. Army led the nation in exploration of the continent, and this year it celebrates the 60th anniversary of leading the nation in the ...

On this day 60 years ago, America became the second country to send a human-made object into low-Earth orbit, with the successful launch of its first satellite – Explorer 1. The launch of Explorer 1 ...

On Jan. 31, 1958, Explorer 1 became the first satellite launched by the United States. Its primary science instrument, a ...

Click to open image viewer. This is one of several examples of the Explorer 1 payload section in the collection, consisting of machined and painted metal shells with no instrumentation. This outer ...

Sixty years ago next week, the hopes of Cold War America soared into the night sky as a rocket lofted skyward above Cape Canaveral, a soon-to-be-famous barrier island off the Florida coast. The date ...

Members of the media are invited to celebrate the 60th anniversary of the Explorer 1 launch at 2 p.m. EST on Wednesday, Jan. 31, at the Air Force Space and Missile Museum on Cape Canaveral Air Force ...

A Jupiter-C rocket launches Explorer 1, the United States' first successful satellite, on Jan. 31, 1958. Most of us weren't around to witness the launch of the United States' first successful ...