Space Probe
Aspace probe is any unmanned instrumented spacecraft designed to carry out physical studies of space environment. As distinguished from satellites orbiting Earth under the influence of gra...
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Space Probes
On April 12, 1961, Soviet cosmonaut Yuri Gagarin (1934–1968) lifted off in Vostok 1, becoming the first human in space. His historic flight, in which he made one orbit around Earth...
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Space Probe
The term space probe refers here to those spacecraft that have escaped earth-orbit. The former Soviet Union was first in this area, as they had been with other space shots. In 1959 they la...
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