Explorer I, officially known as Satellite 1958 Alpha, was the first United States earth satellite and was sent aloft as part of the United States program for the International Geophysical Year 1957-1958.
Explorer 1(1958 Alpha1)
I don't know that it failed, but Explorer I was launched in 1958.
Explorer I was the first US satellite launched January 31, 1958.
the name of the satellite was called Explorer
Explorer One launched on January 31st 1958.
Yes. Explorer I was launched by the US Army's Ballistic Missile Program on January 31, 1958.
The first successful US satellite was Explorer I, launched on January 31, 1958, four months after the USSR's Sputnik I and 3 months after Sputnik 2.
Explorer I (the first US satellite to orbit the Earth) was launched on January 31, 1958, and discovered the radiation belts known as the Van Allen Belt. Additional satellites were launched to study the radiation. Unfortunately Explorer 2 (March 5, 1958) failed to reach orbit. Explorer 3, also known as Gamma 1, was successfuly orbited on March 26, 1958, becoming the second US satellite in space.
Yes. The Soviet Union launched Sputnik, the first satellite, on October the 4th 1957. The first US satellite was launched on January 31st 1958, and was called Explorer I.
Dwight Eisenhower was the President on January 31, 1958 when the first US earth satellite, Explorer I, went into orbit.
Explorer 1 was launched January 31, 1958. Besides being the first U.S. satellite, it is known for discovering the Van Allen radiation belt.
A new chapter in US space flight began in July 1950 with the launch of the first rocket, Bumper 2, from Cape Canaveral, Florida.The National Aeronautics and Space Administration (NASA) was created on October 1, 1958.Other notable first flights include the following:Jan 1958 - US launched its first Earth satellite, Explorer 1Dec 1958 - US launched the first communications satellite SCORE into space.April 1960 - US launched the first weather satellite, TIROS-1