Tyazhely Sputnik (Russian: Тяжёлый Спутник, meaning Heavy Satellite), also known by its development name as Venera 1VA No. 1, [2] and in the West as Sputnik 7, was a Soviet spacecraft, which was intended to be the first spacecraft to explore Venus.

Sputnik (Спутник, Russian for "satellite" [1]) is a name for multiple spacecraft launched under the Soviet space program. "Sputnik 1", "Sputnik 2" and "Sputnik 3" were the official Soviet names of those objects, and the remaining designations in the series ("Sputnik 4" and so on) were not official names but names applied in the West to ...

Oct 4, 2022 · The competition led to the rapid development of space capabilities by both countries, first putting animals and then humans in space and, 12 years after Sputnik’s launch, landing the first men on the Moon. Left: An R-7 rocket breaks up soon after launch during a test flight in May 1957.

The Sputnik rocket was an uncrewed orbital carrier rocket designed by Sergei Korolev in the Soviet Union, derived from the R-7 Semyorka ICBM. On 4 October 1957, it was used to perform the world's first satellite launch, placing Sputnik 1 into a low Earth orbit.

Sputnik 7 (Tyazheliy-Sputnik 4) fu il nome dato alla prima sonda spaziale sovietica destinata a raggiungere Venere. Fu lanciata dal cosmodromo di Baikonur il 4 febbraio 1961 con un razzo vettore Molniya.

May 10, 2024 · VENERA 1VA / Sputnik 7 (1961) The first attempted Venera probe failed to leave orbit when its upper stage misfired. In order to cover for the failure, the Soviets redubbed it to the public as a “Heavy Satellite”, known to the Americans as “Sputnik 7”.

Sputnik 7 was the first Soviet attempt at launching a probe to explore Venus. The probe was successfully launched on February 4, 1961 into Earth orbit with a SL-6/A-2-e launcher. The launch payload consisted of an Earth orbiting launch platform (Tyazheliy Sputnik …

Oct 4, 2012 · On the anniversary of Sputnik's launch, explore seven of the Soviet Union’s firsts in the history of space exploration.

Apr 9, 2025 · Description This was the first Soviet attempt at a Venus probe. The probe was successfully launched into Earth orbit with a SL-6/A-2-e (Molniya 8K78) launcher. The launch payload consisted of an Earth orbiting launch platform (Tyazheliy Sputnik …

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