each 76 years
haleys
No. Haley's Comet is an inanimate object.
Never.
Probably because they were uninformed. Science has come a long way since then and we know Haleys Comet will probably never collide with Earth and end all life.
Halley's Comet returns once every 75-76 years.
haleys commet :)
Halley's Comet was last seen in 1986 and won't be visible again until 2061.
A comet with a period of 200 years or more.
A comet with a period of 200 years or more.
Halley's Comet has an orbital period around the sun of about 76 years. Its rotation period on its axis is not well known, but it is estimated to be roughly 2-3 days.
Edmond Haley was an astronomer, who predicted the return of what is now "Haleys Comet"
it is Halley's comet and it was thought to be a bad omen in 1066