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Explorer 1 was launched by the US on 31 January 1958, cylindrical in shape as opposed to the 'Sputnik' which had been round. It remained in orbit until March 1970. Its major achievement was the discovery of the Van Allen radiation belts around the Earth.
The first was Vangaurd.
The first successful U.S. satellite was Explorer I. It was launched into Earth orbit by the Army on January 31, 1958, at Cape Canaveral, Florida, four months after Russia orbited Sputnik. It weighed 18 pounds and had a cylindrical shape. It was 80 inches long and six inches in diameter.
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When was the first US satellite launched?
The first successful US satellite , Explorer launched 1/31/58
When was first us satellite launched?
The first successful US satellite , Explorer launched 1/31/58
The first US satellite?
EXPLORER 1!!!!!!!!!!!!!!!!!!!!!!!!!
Which state launched the first satellite?
us
Did the US launch first satellite into space?
No. The first satellite to be launched into space was Sputnik, launched by the Soviet Union in 1957.
Did the US launch an artificial satellite first?
Who tried first isn't known, but the then Soviet Union were the first to succeed in getting a satellite into orbit
What is the first name of the first satellite put into orbit by the us?
Telstar
Which president was in office when the first US satellite was launched?
Dwight Eisenhower was the President on January 31, 1958 when the first US earth satellite, Explorer I, went into orbit.
What soviet accomplishment prompted us to be the first country to put a man on the moon?
The launching of the satellite Sputnik, the first satellite in the world.
What was the first us weather satellite?
In 1707, the first satellite was built by Morgan Fisalt.
When was the satellite placed into orbit?
Explorer 1 (1958 Alpha 1) was the first Earth satellite of the US.
What was the first satellite put in to orbit by the US?
voyager 1
