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Outer space (often called space) consists of the relatively empty regions of the universe outside the atmospheres of celestial bodies. Outer space is used to distinguish it from airspace and terrestrial locations. There is no clear boundary between Earth's atmosphere and space, as the density of the atmosphere gradually decreases as the ...
outer space. 1 ENTRIES FOUND: outer space (noun) outer space noun. Britannica Dictionary definition of OUTER SPACE. [noncount] : the region beyond the Earth's atmosphere in which there are stars and planets. a satellite in outer space. Is there life in outer space?
outer space: 1 n any location outside the Earth's atmosphere “the astronauts walked in outer space without a tether” Synonyms: space Type of: location a point or extent in space infinite , space the unlimited expanse in which everything is located
Outer space, commonly shortened to space, is the near- vacuum between celestial bodies. [1] It is where all of the planets, stars, galaxies and objects are found. It is the expanse that exists beyond Earth and its atmosphere . On Earth, space begins at the Kármán line (100 km above sea level ). [2] This is where Earth's atmosphere is said to ...
Contents. The universe is everything. It includes all of space, and all the matter and energy that space contains. It even includes time itself and, of course, it includes you. Earth and the Moon are part of the universe, as are the other planets and their many dozens of moons. Along with asteroids and comets, the planets orbit the Sun.
Definition of outer space noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
May 6, 2024 · space exploration, investigation, by means of crewed and uncrewed spacecraft, of the reaches of the universe beyond Earth ’s atmosphere and the use of the information so gained to increase knowledge of the cosmos and benefit humanity. A complete list of all crewed spaceflights, with details on each mission’s accomplishments and crew, is ...
