comet
icy small astronomical object
lost comet
comet not sighted when expected based on a previously-established periodicity
extinct comet
comet that lacks typical activity
periodic comet
comet with a stable orbit that is shorter than 200 years
Comet Heinze
comet
interstellar comet
comet coming originating from interstellar space
Manx Comet
Rocky, minor, celestial body
Comet Morehouse
comet
Great Comet
Exceptionally bright comets
non-periodic comet
any comet whose orbit is hyperbolic or greater than 200 years