Perseus Constellation: How to Find the Hero, Algol & the Double Cluster
Find the Perseus constellation in minutes: star-hop from Cassiopeia, watch Algol the Demon Star wink, sweep up the Double Cluster and trace the Perseid meteors to their radiant.
Constellations
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Star maps, finder charts and observing guides to the constellations.
The Orion Constellation: Stars, Belt, and How to Find It
A beginner's guide to Orion: how to find the Hunter, name its stars and Belt, tour the Orion Nebula, and the myth behind the sky's most famous winter constellation.
The Big Dipper: Stars, Seasons, and How to Navigate With It
The Big Dipper is the sky great signpost — seven bright stars in Ursa Major. Learn their names, how to find Polaris and Arcturus, and when to look (2026).
The Little Dipper: How to Find It, Its 7 Stars, and Why It Matters
The Little Dipper is the famous seven-star pattern in Ursa Minor, anchored by Polaris. Learn its stars, how to find it, and what it reveals about your sky.
Constellations: The Complete Guide to All 88 Star Patterns
Every one of the 88 constellations in one guide — name meanings, hemispheres, best viewing months, and star maps, plus how to find and photograph them.