Start here · Essential guide
Most Famous Constellations and How to Find Them
Meet the most famous star constellations, from Orion and the Big Dipper to Crux, with simple tips for finding each one by season and from your latitude.
Stargazing & Observing
Constellations & Lore
6 guides, starting with Most Famous Constellations and How to Find Them.
Ancient Roman Astronomy: How Romans Read the Sky
How did the ancient Romans understand the sky? Learn what they borrowed from the Greeks, the Julian calendar, Roman writers, the planets and the role of astrology.
Constellations and the Stories Behind Them
Explore the myths behind famous constellations, from the bear Ursa Major to Orion and Andromeda, and learn who named the stars and how stories vary by culture.
Cool and Unusual Constellations Worth Spotting
Go beyond Orion and the Big Dipper with cool and unusual constellations, including odd names, notable deep sky objects and southern highlights worth seeking out.
Eridanus: The River Constellation and Its Stars
Learn where to find Eridanus, the long river constellation, its brightest stars Achernar and Cursa, the real star Epsilon Eridani, and the myth behind the name.
Indigenous Star Maps and Sky Knowledge
An introduction to Indigenous star maps and sky knowledge, from the Emu in the Sky to Pacific wayfinding and Andean dark constellations, with respectful learning tips.
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Stargazing Basics 5 guides, starting with Stargazing for Beginners: Ideas, Gear and Best Times. Stars & Sky 4 guides, starting with How a Star Differs From a Planet. Planet Observing 6 guides, starting with Seeing Planets With a Telescope. Deep Sky Observing 4 guides, starting with What Does It Look Like Through a Telescope? Real Expectations.