دانلود کتاب 2025 Guide to the Night Sky: A month-by-month guide to exploring the skies above Britain and Ireland

The ideal gift for all amateur and seasoned astronomers.“This is a great guide to the night sky at a great price” Astronomy Now“A handy and straightforward guide.” British Astronomical Association's 'Journal'“an ideal Christmas stocking-filler” The ObservatoryFrom the UK’s Number One Astronomy publisher, this is the bestselling stargazing handbook to the planets, stars and constellations visible from the northern hemisphere. With 6 pages for each month covering January–December 2025.This practical guide is an easy introduction to astronomy and a useful reference for seasoned stargazers.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.Advice on where to start looking and a map of dark sky sites to avoid light pollution.Charts for the circumpolar and seasonal constellations.Easy-to-use star charts for each month with descriptions of objects and events to look for in 2025.Positions of the moon, visible planets and eclipses.Includes a section on comets and a detailed map of the moon.Now in three editions: Britain and Ireland; North America; Southern Hemisphere.Written and illustrated by astronomical experts, Storm Dunlop and Wil Tirion, and approved by the astronomers of the Royal Observatory Greenwich.