Terrestrial planet Terrestrial planet A terrestrial planet, telluric planet, or rocky planet is a planet that is composed primarily of silicate rocks or metals. Within the Solar System, the terrestrial planets are the inner planets closest to the Sun, i.e. Mercury, Venus, Earth, and Mars. The terms "terrestrial planet" and "telluric planet" are derived from Latin words for Earth ("Terra" and "Tellus"), as these planets are, in terms of structure, "Earth-like". Terrestrial planets have a solid planetary surface, making them substantially different from the larger giant planets, which are composed mostly of some combination of hydrogen, helium, and water existing in various
Brother from the Same Planet reference a scene from the episode where Homer "argues with his own brain about a desired course of action" to illustrate self-discrepancy theory, the idea that "humans will go to great lengths to attain and preserve self-esteem". The writers of the FOX program "King of the Hill" put "Brother from the Same Planet" among the five best episodes of "The Simpsons", including "Homer the Heretic", "Lisa's Wedding", "Lisa's Substitute", and "Behind the Laughter". Mikey Cahill of the "Herald Sun" highlighted the quote "PickupBart? What the hell is PickupBart?" by Homer in his list of "Fab Fives" related to "The Simpsons".