2020 Deep Space Mysteries Calendar

2020 Deep Space Mysteries Calendar by Astronomy MagazineThe world's best-selling astronomy magazine brings you a calendar filled with dramatic images of nebulae, spiral galaxies, planets, star-forming regions, and other mysteries of deep space. Each month details planet visibility, meteor showers, conjunctions, and other observing opportunities, as well as moon phases and major astronomical events. The calendat also includes a seasonal guide to reading the night sky.

$12.99