Sputnik 1 (/ˈspʌtnɪk, ˈspʊtnɪk/, Russian: Спутник-1, Satellite 1), sometimes referred to as simply Sputnik, was the first artificial Earth satellite. It...

names: Sputnik 4 – Korabl-Sputnik 1 Sputnik 5 – Korabl-Sputnik 2 Sputnik 6 – Korabl-Sputnik 3 Sputnik 7 – Tyazhely Sputnik Sputnik 8 – Venera 1 Sputnik 9 –...

Korabl-Sputnik 1 (Russian: Корабль Спутник 1 meaning Vessel Satellite 1), also known as Sputnik 4 in the West, was the first test flight of the Soviet...

Sputnik 2 (Russian pronunciation: [ˈsputʲnʲɪk], Russian: Спутник-2, Satellite 2), or Prosteyshiy Sputnik 2 (PS-2, Russian: Простейший Спутник 2, Simplest...

between the United States and Soviet Union caused by the Soviets' launch of Sputnik 1, the world's first artificial satellite. The crisis was a significant...

atmosphere and near space. Sputnik 3 was the only Soviet satellite launched in 1958. Like its American counterpart, Vanguard 1, Sputnik 3 reached orbit during...

from Cape Canaveral Missile Annex, Florida. In response to the launch of Sputnik 1 on 4 October 1957, the U.S. restarted the Explorer program, which had...

previous year, Sputnik 1 and Sputnik 2. This began a Space Race during the Cold War between the two nations. Explorer 1 was launched on 1 February 1958...

placing Sputnik 1 into a low Earth orbit. Two versions of the Sputnik were built, the Sputnik-PS (GRAU index 8K71PS), which was used to launch Sputnik 1 and...

up Sputnik, sputnik, or спутник in Wiktionary, the free dictionary. Sputnik 1 was the first artificial satellite, launched October 1957. Sputnik may...