Definitions for "Short-period comet"
Keywords:  comet, halley, orbit, pluto, sun
comet that orbits the Sun in a period less than about 200 years.
Comet with an orbital period around the Sun less than 20 years.
A comet captured into an orbit that stays within the orbit of the planet Pluto, such as Halley's Comet. The orbit may take a few years or a few hundred years to complete one cycle.