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- DictionarySput·nik/ˈspətnik/
noun
- 1. each of a series of Soviet artificial satellites, the first of which (launched on October 4, 1957) was the first satellite to be placed in orbit.
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Sputnik: [noun] any of a series of earth-orbiting satellites launched by the Soviet Union beginning in 1957.
Mar 28, 2024 · Sputnik, any of a series of three artificial Earth satellites, the first of whose launch by the Soviet Union on October 4, 1957, inaugurated the space age. Sputnik 1, the first artificial satellite launched, was a 83.6-kg (184-pound) capsule. It achieved an Earth orbit with an apogee (farthest point from Earth) of 940 km (584 miles) and a ...
- The Editors of Encyclopaedia Britannica
Sputnik is a noun that refers to any of a series of Soviet earth-orbiting satellites, especially the first one launched in 1957. Learn the origin, synonyms, and usage of the word sputnik from Dictionary.com.
Sputnik was the first artificial satellite launched by the Soviet Union in 1957, marking the beginning of the space race and the dawn of the space age. Learn about the history, context, and impact of Sputnik and its successors from NASA's official website.
Sputnik 1 was a small aluminum sphere launched by the Soviet Union in 1957 that orbited the Earth and beeped its signal. It sparked a sense of shock and panic in the United States, which responded by creating NASA and accelerating its space program.
sputnik: 1 n a Russian artificial satellite “ Sputnik was the first man-made satellite to orbit the earth” Type of: artificial satellite , orbiter , satellite man-made equipment that orbits around the earth or the moon
6 days ago · Sputnik is a noun that refers to any of a series of earth-orbiting satellites launched by the Soviet Union in the 1950s and 1960s. Learn the word origin, pronunciation, and usage of Sputnik with examples from Collins English Dictionary.
