In our solar system, which planet is the coldest, with a mean surface temperature of minus two hundred degrees centigrade?
Fictional planets of the Solar System fragments of a single planet was gradually abandoned over the course of the middle decades of the 20th century in favor of the conclusion that no planet had ever accreted in the region of the asteroid belt in the first place. In fiction, various other names were given to the same or similar concepts. Fictional planets in our Solar System beyond the orbit of Neptune have been employed many times as settings or references in science fiction. Following the general reception of Pluto as the ninth planet of the Solar System in 1930, a hypothetical additional planet was sometimes called
Six Degrees: Our Future on a Hotter Planet Six Degrees: Our Future on a Hotter Planet Six Degrees: Our Future on a Hotter Planet (358 pages), is a 2007 (2008 in USA) non-fiction book by author Mark Lynas about global warming. The book looks and attempts to summarize results from scientific papers on climate change. The first chapter describes the expected effects of climate change with one degree (°C) increase in average global temperature since pre-industrial times. The second chapter describes the effects of two degrees average temperature and so forth until Chapter 6 which shows the expected effects of six degrees(°) average global temperature. The effects are