Pluto Sentinel of the Outer Solar System

Orbiting at the edge of the outer Solar System, Pluto is an intriguing object in astronomy. Since the fascinating events surrounding its discovery, it has helped increase our understanding of the origin and evolution of the Solar System, and raised questions about the nature and benefits of scientific classification. This is a timely and exciting account of Pluto and its satellites. The author uses Pluto as a case study to discuss discovery in astronomy, how remote astronomical bodies are investigated, and the role of classification in science by discussing Pluto's recent classification as a dwarf planet. Besides Pluto, the book also explores the rich assortment of bodies that constitute the Edgeworth–Kuiper Belt, of which Pluto is the largest innermost member. Richly illustrated, this text is written for general readers, amateur astronomers and students alike. Boxed text provides more advanced information especially for readers who wish to delve deeper into the subject.

1. The Solar System; 2. The discovery of Uranus, Neptune, and Pluto; 3. Pluto, a diminishing world; 4. Pluto's family; 5. Surfaces, atmospheres, interiors of Pluto and Charon; 6. The Edgeworth–Kuiper belt; 7. Is Pluto a planet?; 8. The New Horizons mission to Pluto (and beyond); 9. Pluto: gateway to beyond?; Glossary; Further reading and other resources; Index.

Richly illustrated and up-to-date, this book is a timely account of Pluto for general readers, amateur astronomers and students wanting to know more about this intriguing celestial object. It also explores Pluto's satellites and the rich assortment of bodies that constitute the Edgeworth-Kuiper Belt.

Barrie W. Jones is Emeritus Professor of Astronomy in the Department of Physics and Astronomy, The Open University. A highly regarded university lecturer, he has an outstanding record in the public understanding of science, particularly astronomy, through lectures, local and national radio and TV, articles in popular magazines and in the press.