For example, the orbits of comets are often perturbed, particularly by the gravitational fields of the gas giants-Jupiter's gravitational influence caused the period of Comet Hale-Bopp's orbit to decrease from 4200 to 2800 years.
The orbits of comets are often perturbed by the gravitational fields of the gas giants. This was for example. This is particularly. Jupiter's gravitational influence caused the period of Comet Hale-Bopp's orbit to decrease from 4200 to 2800 years.