Yearbook of Astronomy 2021

The annual treasury for sky-watchers and stargazers, including references and a variety of fascinating articles.The Yearbook of Astronomy series is renowned for its comprehensive jargon-free monthly sky notes and authoritative sky charts that enable backyard astronomers and sky-gazers everywhere to plan their viewing of the year''s eclipses, comets, meteor showers, and minor planets, as well as de...