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Explorer 1

Spacecraft
Explorer 1 was the first satellite launched by the United States in 1958 and was part of the U.S. participation in the International Geophysical Year. The mission followed the first two satellites the previous year; the Soviet Union's Sputnik 1... Wikipedia
Launch date: February 1, 1958
Orbit height: 903.5 mi
Year: 1958
Rocket: Juno I (RS-29)
Spacecraft: Explorer I
People also ask
Is Explorer 1 still working?
Explorer 1 made its final transmission on May 23, 1958. It entered Earth's atmosphere and burned up on March 31, 1970, after more than 58,000 orbits.
Aug 3, 2017
What was Explorer 1 and why is it important?
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.
Where is Explorer 1 now?
Explorer 1 stopped transmission of data on 23 May 1958, when its batteries died, but remained in orbit for more than 12 years. It reentered the atmosphere over the Pacific Ocean on 31 March 1970 after more than 58,400 orbits.
What was special about Explorer 1?
Explorer 1 became the first American satellite to orbit the Earth and the first to make a scientific discovery from space. With the successful launch of Explorer 1, the space race began.
Jan 10, 2022
Aug 3, 2017 · 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 ...
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 ...
Explorer 1 was the first satellite launched by the United States in 1958 and was part of the U.S. participation in the International Geophysical Year (IGY).
Launch mass: 13.97 kg (30.8 lb)
Mission duration: 120 days (planned); 111 days (achieved)
Decay date: 31 March 1970
Power: 60 watts
Sep 29, 2020 · Explorer 1 was the United States' first satellite in space. The 1958 launch of the satellite — twice the size of a basketball — was an ...
Jan 30, 2022 · Bottom line: Explorer 1 was the first satellite launched by the United States. It flew into Earth orbit on a Jupiter-C rocket on January 31, ...
Jan 10, 2022 · Explorer 1 became the first American satellite to orbit the Earth and the first to make a scientific discovery from space. With the successful ...
Explorer-1, also known unofficially as Satellite 1958 alpha, transmitted data on micrometeorites and cosmic radiation for 105 days. Data from this and two ...
Jan 26, 2018 · Explorer 1 was launched by a Jupiter-C missile on January 31, 1958, from the Army Ballistic Missile Agency's (ABMA) Cape Canaveral Missile Annex ...
Video for Explorer 1
Jan 24, 2018 · Against the backdrop of the 1950s Cold War, after the Soviet Union successfully launched ...
Duration: 3:31
Posted: Jan 24, 2018
277 results · Rolex Explorer 1 39mm 214270 Stainless Steel Black Dial Oyster... $13,595. Free shipping. Professional dealer. 4.95 ...