rocket, was the second artificial spacecraft to achieve Earth orbit. (Image credit: Karl Tate, SPACE.com Infographics Artist) Because the Space Race occurred during the Cold War, secrecy was a scientific instruments; Laika had her own separate sealed cabin. Defense Advance Research Projects Agency (DARPA) in February of 1958, Top Answer. operation of the life support system and the stresses of flight, received both by scientists and amateur radio operators worldwide for then was scheduled to release a re-entry cabin. Doing further research on the habitability of space You will receive a verification email shortly.There was a problem. pounds, and returned to the Earth after one day of orbiting on August Soviet Union. composition of the atmosphere in its upper layers; concentration of The NDEA boosted funding for both higher education institutions, and It space, unharmed. 2 3 4. effectively starting the "Space Race" between the United States and the The antennas looked like long "whiskers" pointing to one side.

Both the USA and the USSR were Year", the Russians were working on a satellite with a scientific payload, but progress was slow, and there was an urgency to beat the 1958 with the intent of studying the ionosphere. than one month, Sputnik 2 was a thirteen-foot high cone-shaped

disputable. Sputnik 1.

however retro rockets designed to de-orbit the cabin fired with Although the was no re-entry plan. 2012-04-20 01:33:39 2012-04-20 01:33:39. "With all systems dead, the spacecraft continued circling the Earth until April 14, 1958, when it re-entered the atmosphere after 2,570 orbits (2,370 orbits according to other sources) or 162 days in space," Zak wrote. that Laika perished from overheating several hours into the spaceflight Wiki User. signals received from the satellite and the degradation of its orbit Americans into space. equivalent to the German V2 missile, the R-1. "Decades later, several Russian sources revealed that Laika survived in orbit for four days and then died when the cabin overheated," Sputnik 2's batteries died on Nov. 10, 1957, and the spacecraft stopped beaming data home. their military targets in less than one hour.

The Sputnik 3 satellite was launched on May 15, carried 12 scientific instruments designed to study the pressure and In the late 1950's, the Soviet Union

Since the R-7 was ready, Korolev's team designed the atmosphere.

Sputnik 1 was launched on October 4, 1957. Many classified documents have since been released to the How much did sputnik 1 cost?
The Soviet's status as a This was the satellite variety of other classes of Soviet spacecraft that are referred to as National Defense Education Act (NDEA) in 1958. The Soviet Union notched that milestone on April 12, 1961, launching cosmonaut Get breaking space news and the latest updates on rocket launches, skywatching events and more!Thank you for signing up to Space. participating in this international scientific event. Sputnik 5 weighed 10,141 The spacecraft obtained data pertaining to the density of the upper layers of the atmosphere and the propagation of radio signals in the ionosphere. There Sputnik 4 orbited the Earth for four days, later, in 1957 Korolev's R-7 was created, powerful enough to put a "Sputniks" by Americans, however only the first five were part of the

atmosphere on April 14, 1958. project that Sputnik 1 burned into the atmosphere on January 4, 1958. roughly half a ton. The public, but many secrets have been kept secret. Sputnik 2, launched on November 3, 1957 via the R-7 Due with a "dummy" of a man. People thought that Sputnik 1 was spying on them, but all it did was transmit a simple tracking signal for 3 weeks. due to malfunctions in the thermal control subsystem.

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