'Both delightful and useful' David Stickland, The Observatory'Follow the progress of constellations throughout the seasons with this stunning companion to the night sky.' All About SpaceA beautiful gift for anyone interested in the night sky.Follow the progress of constellations throughout the seasons with this beautiful companion to the night sky from Astronomy experts Collins.With the aid of easy-to-understand monthly calendars and maps, you will chart the rhythm of the lunar phases, discover events that light up the sky for brief periods, and explore the rich tapestry of characters that adorn the starry canvas overhead.never miss a night sky event wherever you are in the world with this month-by-month guidego meteor spotting, track the phases of the moon and explore the constellationsworldwide coverage - with details for both the Northern and Southern hemispheresdiscover fascinating celestial facts and notable astronomical anniversariesWritten and illustrated by astronomical experts and approved by the astronomers of Royal Observatory Greenwich.