Definition of outer space
: space immediately outside the earth's atmosphere; broadly : interplanetary or interstellar space
Examples of outer space in a sentence
a satellite in outer space
Is there life in outer space?
First Known Use of outer space
OUTER SPACE Defined for English Language Learners
Definition of outer space for English Language Learners
: the region beyond the Earth's atmosphere in which there are stars and planets
OUTER SPACE Defined for Kids
Definition of outer space for Students
: the region beyond earth's atmosphere and especially beyond the solar system
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Seen and Heard
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