exomoonn.

Brit.

/ˈɛksə(ʊ)muːn/, U.S.

/ˈɛksoʊˌmun/

Origin: Formed within English, by derivation. Etymons: exo- prefix, moon n.¹

Etymology: < exo- prefix + moon n.¹

A natural satellite orbiting an extrasolar planet.

ΘΚΠ

the world > the universe > planet > primary planet > secondary planet, satellite > [noun]

under-orb1605

satellite1645

lunar1655

satelles1660

secondary planet1664

moon1665

lunula1676

secondary1734

exomoon2008

2008 Monthly Notices Royal Astron. Soc. 13 Oct. (arXiv:0810.2243v1: [astro-ph], preprint accessed 10 Oct. 2018) 1/1 Another profound reason for looking for exomoons is they are likely to be terrestrial in nature, based upon our own Solar System, and hence one would propose that exomoons could be more habitable environments than the host of extrasolar giant planets (EGPs) so far discovered.

2013 Observer 13 Jan. (New Review section) 21/5 There is a habitable zone for exomoons, it's just a little different to the habitable zone for exoplanets.

2018 Toronto Star (Nexis) 6 Oct. in2 Writing in the journal Science Advances, two Columbia University astronomers using the Kepler and Hubble space telescopes say they've found signs of a large gassy ‘exomoon’ orbiting an even larger exoplanet around a star 8,000 light-years away.

This is a new entry (OED Third Edition, March 2019; most recently modified version published online March 2022).

单词	exomoon
释义	exomoonn. Brit. /ˈɛksə(ʊ)muːn/, U.S. /ˈɛksoʊˌmun/ Origin: Formed within English, by derivation. Etymons: exo- prefix, moon n.¹ Etymology: < exo- prefix + moon n.¹ A natural satellite orbiting an extrasolar planet. ΘΚΠ the world > the universe > planet > primary planet > secondary planet, satellite > [noun] under-orb1605 satellite1645 lunar1655 satelles1660 secondary planet1664 moon1665 lunula1676 secondary1734 exomoon2008 2008 Monthly Notices Royal Astron. Soc. 13 Oct. (arXiv:0810.2243v1: [astro-ph], preprint accessed 10 Oct. 2018) 1/1 Another profound reason for looking for exomoons is they are likely to be terrestrial in nature, based upon our own Solar System, and hence one would propose that exomoons could be more habitable environments than the host of extrasolar giant planets (EGPs) so far discovered. 2013 Observer 13 Jan. (New Review section) 21/5 There is a habitable zone for exomoons, it's just a little different to the habitable zone for exoplanets. 2018 Toronto Star (Nexis) 6 Oct. in2 Writing in the journal Science Advances, two Columbia University astronomers using the Kepler and Hubble space telescopes say they've found signs of a large gassy ‘exomoon’ orbiting an even larger exoplanet around a star 8,000 light-years away. This is a new entry (OED Third Edition, March 2019; most recently modified version published online March 2022). < n.2008
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