Fifth planet (hypothetical) Fifth planet (hypothetical) In the history of astronomy, a handful of Solar System bodies have been counted as the fifth planet from the Sun. Under the present definition of a planet, Jupiter is counted as the fifth. There are three main ideas regarding hypothetical planets between Mars and Jupiter. During the early 19th century, as asteroids were discovered, they were considered planets. Jupiter became the sixth planet with the discovery of Ceres in 1801. Soon, three more asteroids, Pallas (1802), Juno (1804), and Vesta (1807) were discovered. They were counted as separate planets, despite the fact that they shared an
Tales from the Planet Earth Tales from the Planet Earth Tales from the Planet Earth is a 1986 anthology of science fiction stories edited by Frederik Pohl and Elizabeth Anne Hull It presents 18 stories, sharing a common background developed by Pohl and Hull, by 18 authors from 18 different countries; each author's story is set in his native country. The collection was dedicated for the memory of A. Bertram Chandler and Janusz A. Zajdel. Orson Scott Card described the anthology as "a world tour of science fiction" and reported "it will make you more appreciative of the best of America sf -- and more