From the Amazon description:
From the Number One Astronomy publisher, the bestselling stargazing handbook to the planets, stars and constellations visible from the northern hemisphere. 6 pages for each month covering January–December 2021.
An easy introduction to astronomy and a useful reference for seasoned stargazers. Now includes a section on comets and a map of the moon.
Designed for Britain and Ireland but usable anywhere in the world between 40°N and 60°N, covering most of Europe, southern Canada and the northern United States.
Written and illustrated by astronomical experts, Storm Dunlop and Wil Tirion, and approved by the astronomers of the Royal Observatory Greenwich.