ASTROLAB

Your observatory, at your fingertips.

Observe the sky, travel through space, learn by experimenting.

Open the app

ONE SKY. MANY WAYS TO EXPLORE.

A whole sky to explore.

Tap, drag, speed up time. Every view opens another door.

Saturn and its moons
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Saturn and its moons

Get closer to the rings and explore the moons’ orbits on a larger screen.

Explore
The sky on a larger screen
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The sky on a larger screen

The planetarium on iPad: more room to explore the sky and its guides.

Explore
Learn by experimenting on tablet
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Learn by experimenting on tablet

Interactive learning on iPad, with controls and explanations.

Explore

Real screenshots, shown in full. Phone interface in English, except Voyager; iPad views in French.

OBSERVE, MEASURE, SHARE

Keep a record
of your discoveries.

Measure between celestial bodies, follow satellites and explore Lagrange points. Choose layers in settings to keep the scene readable.

Create a photo or a silent video up to 3 minutes long. Choose the resolution and include controls to show how you explore. A music selection can also accompany your journey.

YOUR OBSERVATORY, TO GO

Take AstroLab with you.

The web version is available now. Native downloads are coming soon.

Open the web version

YOUR QUESTION, YOUR DISCOVERY

Describe what
you want to discover.

In Discover, the Create button creates an interactive view or a film. Choose your model, describe your idea and follow progress. Your creations can be edited or deleted and are saved on this device.

Generation requires a connection and your API key; any charges depend on the provider. Playback does not generate again. Offline playback requires the necessary resources to have been synced.

Open Discover in the app

WONDER, WITH A FOUNDATION

Real data.
Clear about the limits.

Documented astronomical data, local calculations and representations of the sky from several traditions. Find sources, methods and credits in the app.

Some sizes and distances are adjusted to make space readable. Illustrative models and trajectories are identified: a clearer view should not imply a level of accuracy that is not there.

Read sources and credits

Share astronomy with an audience · User guide