"This classic, groundbreaking guide has been the go-to field guide for both beginning and experienced amateur astronomers for nearly 30 years. The fourth edition, scheduled for release in 2021, brings Terence Dickinson and Alan Dyer's invaluable manual completely up-to-date. Setting a new standard for astronomy guides, it will serve as the touchstone for the next generation of stargazers as well as longtime devotees. Technology and astronomical understanding...

A factual, up-to-date guide to the universe, written in accessible language and illustrated with the latest images from space probes and the largest observatories on Earth. Covers most major topics in modern astronomy without delving into them at textbook depth, but doesn't skimp on detail. Focuses on areas about which people most often ask questions.