How to Find the Big Dipper and Use It to Navigate
Learning how to find the Big Dipper is the perfect first step into stargazing, because once you spot this famous group of seven stars, the rest of the night sky starts to open up. It is bright, it is huge, and from much of the northern hemisphere it is visible all year long.
How to find the Big Dipper tonight
Face roughly north and look for a shape like a giant ladle or saucepan: four stars forming the bowl and three forming a curved handle. It is one of the largest, brightest patterns up there, so you can often pick it out even from a city. Technically the Big Dipper is not a constellation on its own but part of a bigger one, Ursa Major, the Great Bear.
The whole shape wheels slowly around the sky through the night and the seasons, so it may appear high overhead, low near the horizon, or tipped on its side. The ladle shape never changes, though, so once you know it you will always recognize it.
Use it to navigate and find more stars
The Big Dipper is a built-in signpost. Find the two stars at the outer edge of the bowl, called the Pointers, and draw an imaginary line up out of the bowl. That line leads you straight to Polaris, the North Star, which marks true north and barely moves all night.
From there you can star-hop across the sky to other treasures using these tips:
- Find north fast: follow the two Pointer stars to Polaris.
- Arc to Arcturus: follow the curve of the handle outward to the brilliant orange star Arcturus.
- Spike to Spica: keep that same arc going to reach the bluish star Spica.
- Spot a double star: look at the middle of the handle for Mizar, which has a faint companion you can split with sharp eyes or binoculars.
If you are brand new to all this, our guide on stargazing for beginners and your first night under the stars walks you through the basics. And since the Dipper points the way to Polaris, you can master that trick with finding the North Star in 30 seconds.
Want to see exactly where the Big Dipper is hanging right now from your own backyard? Open Starly, point your view north, and let the sky map light up the seven stars for you in real time.
Open the sky map with Ursa Major highlighted and use the Dipper to find your way.
Frequently asked questions
Is the Big Dipper a constellation?
Not on its own. It is an asterism, a recognizable star pattern that forms part of the larger constellation Ursa Major, the Great Bear.
Can you see the Big Dipper all year?
From much of the northern hemisphere it is circumpolar, meaning it circles the North Star and stays visible all year, though its position and tilt change with the seasons.
How does the Big Dipper help you find north?
Follow the two Pointer stars on the outer edge of the bowl in a straight line and they lead you to Polaris, the North Star, which marks true north.