Fifth planet (hypothetical) orbit as defined by the Titius–Bode law. Between 1845 and 1851, eleven additional asteroids were discovered and Jupiter had become the twentieth planet. At this point, astronomers began to classify asteroids as minor planets. Following the reclassification of the asteroids in their own group, Jupiter became the fifth planet once again. With the redefinition of the term "planet" in 2006, Ceres is now considered a dwarf planet. The disruption theory suggests that a planet which was positioned between Mars and Jupiter was destroyed, resulting in the asteroid belt between these planets. Scientists in the 20th century dubbed this hypothetical planet
The Boy from the Sun The Boy from the Sun The Boy from the Sun is a 2006 children's book by Canadian author Duncan Weller. The second edition, a ten year anniversary book was reprinted in 2016 with an additional 4 illustrations under the author's publishing company name Rogue Planet Books. Three children sit unenthusiastically on a sidewalk "between home and school." A black cloud forms above their heads and grows larger. The cloud not only represents pollution emanating from the three smoke stacks but the state of mind of the children. The black cloud grows bigger until the Boy from the Sun performs a