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
Journey to the Seventh Planet Journey to the Seventh Planet Journey to the Seventh Planet is a 1962 science fiction film. It was directed by Sid Pink, written by Pink and Ib Melchior, and shot in Denmark with a budget of only US$75,000. The seventh planet of the title is Uranus, and a crew is being dispatched there by the United Nations on a mission of space exploration. The film's ideas of astronauts exploring outer space only to confront their inner mindscapes and memories precede the similar-themed 1972 film "Solaris" by a full decade (although the novel "Solaris" precedes this film by a year). The