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a comet/meteorite
It is a comet.
Comets are named after the people who have discovered it or by the shape or after break away from a parent comet.
eg:
Halley's comet
Tempel-Tuffle comet
Biela's comet
Encke's comet
Ikeya Seki comet
kooutek comet
comet west
comet Bowell
comet IRAS -Araki-Alcock
Comet Austin.
Halley's Comet
The comet's tail is in front of the comet, not after