An '''astronaut''' is a person who is trained by [[NASA]] to explore [[outer space]], planetary moons, etc. in a space-traveling device.
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An '''astronaut''' is a person who is trained by [[NASA]] to explore [[outer space]], planetary moons, etc. in a space-travelling device.
==Alternative Forms==
==Alternative Forms==
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Astronaut is the American name for a space traveler. In [[Russia]], they are known as Cosmonauts and Taikonauts in [[China]].
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Astronaut is the American name for a space traveller. In [[Russia]], they are known as [[Cosmonaut|Cosmonauts]] and [[Taikonaut|Taikonauts]] in [[China]].