Usage patterns 彗すい 星せい が 発はっ 見けん される a comet is discovered
A new comet was discovered through observations at the observatory.
彗すい 星せい が 地ち 球きゅう に 接せっ 近きん する a comet approaches the Earth
This comet is approaching the Earth for the first time in decades.
彗すい 星せい を 観かん 測そく する to observe a comet
I observed the comet through a telescope.
Don't confuse with 流星 is a meteor or shooting star, a brief streak of light in the atmosphere, while 彗星 is a comet, a body that orbits the Sun and can develop a coma or tail.
小惑星 is an asteroid, a rocky body without a tail, while 彗星 is an icy comet that can develop a coma or tail near the Sun.
流れ星 is a brief, quick streak of light from a meteor burning up, while 彗星 (a comet) is a distinct celestial body that can be visible for days or weeks.
Written forms 彗すい 星せい Usage 99%
Standard kanji spelling for the astronomical noun meaning comet.
すい 星せい Usage 1%
search-only kanji form
Attested mixed kana-kanji form marked as search-only; use 彗星 in normal writing.
Etymology A Sino-Japanese compound of 彗 , conventionally associated with a broom or comet, and 星 meaning star; the compound is often understood literally as a 'broom star,' referring to the comet's tail.
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