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
Third from the Sun called "Earth". Todd VanDerWerff of "The A.V. Club" rated it A and called the twist "justifiably famous". The episode contains an anomaly: the planet revealed as being Earth is described as being in another solar system, "11 million miles" away. The next closest solar system to our sun is actually 25.7 trillion miles away. Third from the Sun "Third from the Sun" is episode 14 of the American television anthology series "The Twilight Zone". It is based on a short story of the same name by Richard Matheson which first appeared in the first issue of the magazine "Galaxy Science