Planet the Drake equation, which estimates the number of intelligent, communicating civilizations that exist in the Milky Way. There are exoplanets that are much closer to their parent star than any planet in the Solar System is to the Sun, and there are also exoplanets that are much farther from their star. Mercury, the closest planet to the Sun at 0.4 AU, takes 88 days for an orbit, but the shortest known orbits for exoplanets take only a few hours, e.g. Kepler-70b. The Kepler-11 system has five of its planets in shorter orbits than Mercury's, all of them much more massive
Planet Tolex April 1954. It was also aired on CBLT Toronto on the following Fridays at 5:00 p.m., except during 19 March to 9 April 1954 when it was rescheduled to 5:30 p.m. while school broadcasts were aired at 5:00 p.m. Planet Tolex Planet Tolex is a Canadian children's science fiction television series which aired on CBC Television from 1953 to 1954. The fictional Planet Tolex of the series title was located in the Solar System, orbiting so that it was always opposite to the Earth, always causing its sightline with Tolex to be blocked by the Sun. The series' puppet-based characters