A celestial body that orbits the Sun and often develops a long tail like a broom; also known as [[扫帚星|掃帚星|sao4 zhou5 xing1]] or [[扫把星|掃把星|sao4 ba3 xing1]].

A famous periodic comet that is visible from Earth every 75 to 76 years, named after English astronomer Edmond Halley.

The tail of a comet that forms as it approaches the sun.

The central part of a comet, consisting of dense solid blocks and particles.