2025 Night Sky Almanac: A Month-By-Month Guide to North America’s Skies from the Royal Astronomical Society of Canada

A portable guidebook for enjoying the night sky in 2025.

2025 Night Sky Almanac is the ideal resource for both novice and experienced sky watchers in the United States and Canada, with all the advice, information and data that enthusiasts need to understand and enjoy the wonders of the night sky.

This in-depth guide introduces readers to the objects in the sky -- from stars, to comets, to globular clusters -- and then takes them through the cosmic events to look out for each month in 2025, with sky maps, moon phase charts and info about the planets.

The book also features:

• Methods for using your hands to measure angles in the sky
• Information about binoculars and telescopes
• A glossary of terms
• A list of helpful resources
• And much, much more!

2025 Night Sky Almanac is both a comprehensive introduction to astronomy and a quick reference book for more experienced sky watchers who don’t want to miss a thing. Its compact size means it’s perfect for taking on an ＂astro-vacation＂ or simply sky viewing in the backyard.

The Royal Astronomical Society of Canada (RASC) was founded ad hoc in 1868 and incorporated in 1890 with a dual membership of professionals and amateurs. It has 29 Canadian chapters and over 5,000 members. The Journal of The Royal Astronomical Society of Canada is entering its 117th year of publication, and the RASC also produces a number of other publications and guidebooks.

Nicole Mortillaro is an avid amateur astronomer, author, editor, Senior Science Reporter for CBC News and the editor-in-chief of the Journal of The Royal Astronomical Society of Canada. She is the author of Saturn, and lives in Toronto, Canada.