Handbook of Space and Solar System Exploration in 1950s /
Sputnik I was the first Earth - orbiting artificial satellite. It was launched into an elliptical low Earth orbit by the Soviet Union on 4 October 1957, and was the first in a series of satellites collectively known as the Sputnik program. The unannounced announcement of Sputnik I's success pre...
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| Format: | software, multimedia |
| Language: | eng |
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Delhi, India : Library Press : World Technologies,
2012
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| Online Access: | http://repository.library.utm.my/id/eprint/3672 |