Is Explorer 1 manned or unmanned?

Is Explorer 1 manned or unmanned?

Explorer, any of the largest series of unmanned U.S. spacecraft, consisting of 55 scientific satellites launched between 1958 and 1975. Explorer 1 (launched Jan. Explorer 1’s discovery of the Van Allen belts was the first scientific discovery made by an artificial satellite.

What was the significance of Explorer 1?

Explorer 1 became the first successfully launched satellite by the United States when it was sent to space on January 31, 1958. A quick response to the Soviet Union’s launch of Sputnik 1, Explorer 1’s success marked the beginning of the U.S. Space Age.

What launched the Explorer 1?

January 31, 1958
Explorer 1/Launch date

Bottom line: Explorer 1 was the first satellite launched by the United States. It was sent into Earth orbit by a Jupiter C rocket on January 31, 1958. It gave the US a big boost in the early days of the U.S.-Soviet space race.

How many days was the Explorer 1 in space?

Explorer 1

Mission duration 111 days (achieved) 120 days (planned)
Spacecraft properties
Spacecraft type Explorer
Manufacturer Jet Propulsion Laboratory
Launch mass 13.97 kg (30.8 lb)

What happened to the Explorer 1?

Explorer 1 revolved around Earth in a looping orbit that took it as close as 354 kilometers (220 miles) to Earth and as far as 2,515 kilometers (1,563 miles). It entered Earth’s atmosphere and burned up on March 31, 1970, after more than 58,000 orbits.

What satellite has been in orbit the longest?

The Vanguard 1 satellite and upper launch stage hold the record for being in space longer than any other human-made object, and as such have traveled farther over the Earth’s surface than any other human-made object.

Who launched Explorer 1?

Explorer 1 was launched with a Jupiter C rocket provided by the U.S Army Ballistic Missile Agency under the guidance of renowned rocket scientist Wernher von Braun. He worked for the Nazis during World War II, but afterwards began working for the United States.

What did Explorer 1 do?

Explorer 1 was the first U.S. satellite and the first satellite to carry science instruments. The satellite was launched on Jan. 31, 1958, from Cape Canaveral , Florida. Explorer 1 followed a looping flight path that orbited Earth once every 114 minutes. The satellite went as high as 2,565 kilometers…

What is NASA Explorer 1?

The Explorers Program is a United States space exploration program that provides flight opportunities for physics, geophysics , heliophysics, and astrophysics investigations from space. Launched in 1958, Explorer 1 was USA’s first spacecraft to achieve orbit.

When was Explorer 1 launch?

Explorer 1 was launched on January 31, 1958 at 22:48 Eastern Time (February 1, 03:48 UTC) atop the first Juno booster from LC-26 at the Cape Canaveral Missile Annex, Florida.

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