If it refers to a comet (star), it portends big calamities. If it’s a kite (toy) and flies well, it symbolizes a favorable situation. If it’s broken, then it indicates that we have concerns about something we cannot solve. If it’s on the floor, it portends illness. If we are making one, it warns us not to risk on speculation.
Read more about dreaming of Comet/Kite in other dream meanings interpretations.