(CNN) Earth takes a year to orbit the sun, while Hale-Bopp takes several thousand earthly years to complete a single orbit.
(CNN) Earth; takes; a year; to orbit the sun) (Hale-Bopp; takes; several thousand earthly years; to complete a single orbit)
CNN) Earth Hale-Bopp
takes takes
a year to orbit the sun
several thousand earthly years to complete a single orbit