Dictionary

outer space

noun

: the region beyond the Earth's atmosphere in which there are stars and planets

Full Definition of OUTER SPACE

:  space immediately outside the earth's atmosphere; broadly :  interplanetary or interstellar space
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Examples of OUTER SPACE

  1. a satellite in outer space
  2. Is there life in outer space?

First Known Use of OUTER SPACE

1879
OUTER SPACE Defined for Kids

outer space

noun

Definition of OUTER SPACE for Kids

:  the region beyond earth's atmosphere and especially beyond the solar system

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