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Celestial navigation & stargazing

Know what you are
looking at.

A real star map for the sky above your head — the same stars, in the same places, at the same minute. Look at it, plan a night by it, or learn to read it.

to draw this sky from where you are standing.

Look Sky Map The sky above you right now — drag it, zoom it, tap anything in it 8,920 stars · 88 constellations · Sun, Moon and planets Plan Tonight Tonight's events, the moon, and the weeks ahead — planned for your location Twilight and moon times · pin a reminder · the week ahead Learn Guides Guided lessons that move the sky while you read 19 guides · 5 categories · progress saved as you go

Daily challenge One star to find, once a day. Checking today… Stellar archive The 58 navigational stars, with coordinates Nautical Almanac order · opens on the map

Start here

Three guides that change what you see

All 19 guides →

F1 Why the Sky Moves Celestial rotation, circumpolar stars, and why different latitudes see different skies. Beginner 6 min · 8 steps N1 Finding the North Star Find Polaris using the Big Dipper's pointer stars — a skill you'll use every clear night. Beginner 5 min · 7 steps C1 Orion: The Hunter The king of winter constellations — from Betelgeuse's red glow to the Belt's star-hopping routes. Beginner 6 min · 8 steps

Foundations 3 Navigation 4 Constellations 5 Deep Sky 3 Observation 4