bn:00059768n
Noun Concept
Categories: Space plasmas, CS1 location test, Environments, Vacuum, Outer space
EN
outer space  space  boundary to space  Cis-lunar space  cislunar
EN
Any location outside the Earth's atmosphere WordNet 3.0
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EN
Outer space, commonly referred to simply as space, is the expanse that exists beyond Earth and its atmosphere and between celestial bodies. Wikipedia
Especially the relatively empty regions of the universe outside the atmospheres of celestial bodies Wikipedia Disambiguation
Void between celestial bodies Wikidata
Relatively empty regions (with very small densities) of the universe outside the atmospheres of celestial bodies. OmegaWiki
Any region of space beyond limits determined with reference to boundaries of a celestial system or body, especially the region of space immediately beyond Earth's atmosphere. Wiktionary
EN
The first major milestone in space exploration was in 1957, when the USSR's Sputnik 1 orbited the Earth WordNet 3.0 & Open English WordNet
The astronauts walked in outer space without a tether WordNet 3.0 & Open English WordNet