The Planets, retitled The Planets and Beyond for its second season, is a documentary television series produced by the Science Channel that aired from 2017 to 2019.

It explores the planets and of the Solar System, exoplanets, and other astronomical objects.

Former astronaut Mike Massimino hosts the show, appearing briefly to introduce each segment of each episode, and Erik Dellums narrates the series.

During its first season, titled The Planets, the series focused on planets exclusively except for a single episode which studied the Moon.

Retitled The Planets and Beyond, the series expanded its focus during its second season to include other types of astronomical objects.