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exoplanet
[ ek-soh-plan-it ]
noun
, Astronomy.
- a planet that revolves around a star other than the sun.
exoplanet
/ ˈɛksəʊˌplænɪt /
noun
- a planet that orbits a star in a solar system other than that of Earth
exoplanet
/ ĕk′sō-plăn′ĭt /
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Other Words From
- exo·plane·tary adjective
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Word History and Origins
Origin of exoplanet1
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Example Sentences
Gliese 581g seemed to be the first rocky exoplanet to orbit its host star at the right distance for liquid water on its surface.
From The Daily Beast
The story of Gliese 581g highlights how hard exoplanet-hunting is, and how science at its best is self-correcting.
From The Daily Beast
Now the verdict is in: Gliese 581g is an ex-planet, not an exoplanet.
From The Daily Beast
Exoplanet astronomy—the search for planets orbiting other stars—has two major goals.
From The Daily Beast
The same group of astronomers has also inferred a type of exoplanet that fits in between the rocky planets and the gas giants.
From The Daily Beast
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