Unknown comet Synonyms

Unknown replaced

mysterious comet

original comet

Definitions for Unknown

(adjective) happening or existing without one's knowledge
(adjective) not known or experienced before
(adjective) not widely known

Synonyms for phrase

mysterious meteor

mysterious flare

UC abbreviation

UC is an abbreviation for Unknown Comet

What does UC stand for?

UC stands for "Unknown Comet"

Definitions for Comet

(noun) (astronomy) a relatively small extraterrestrial body consisting of a frozen mass that travels around the sun in a highly elliptical orbit