火球(かきゅう)

かきゅう
noun
fireball; bolide (an exceptionally bright meteor)
sciencenature
1. fireball; bolide (an exceptionally bright meteor)
fireball; bolide (an exceptionally bright meteor)
夜空(よぞら)に火球(かきゅう)が現(あらわ)れた。
A fireball appeared in the night sky.
火球(かきゅう)の目撃(もくげき)情報(じょうほう)がSNSで話題(わだい)になった。
Reports of fireball sightings became a trending topic on social media.
大(おお)きな火球(かきゅう)は昼間(ひるま)でも見(み)えることがあり、轟音(ごうおん)を伴(ともな)うこともある。
Large fireballs can sometimes be seen even during the day and may be accompanied by a rumbling sound.

An astronomical term for a meteor that is brighter than the planet Venus (roughly magnitude -4 or brighter). 火球(かきゅう) sightings occasionally make the news in Japan and generate excitement on social media.

Common collocations

Similar words

Related Words

Compare: 流星(りゅうせい) (meteor, shooting star)
Compare: 隕石(いんせき) (meteorite)
Compare: 流(なが)れ星(ぼし) (shooting star)
general
Added 2026.4.18 6:45 · Revised 2026.9.2 13:02
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