A dream of seeing a comet
A dream of bad luck, a thief, or an obituary around you.
A dream about a comet
It symbolizes novelty, truth, work, character, fame, wealth, etc.
The dream of a comet appearing and disappearing three times in the eastern sky before an airplane passes there.
A publication of the same nature is published three times as a modified version, and then there is a business to run.