interior of the planetarium

Astronomy and geology

At the crossroads of stars and rocks. Dive into the mysteries of the universe and the secrets of our Earth during an immersive week combining astronomy and geology. A scientific, fun and sensory adventure for curious young and old!
Throughout the week, enjoy a wide range of astronomy and geology activities and workshops. On the program: – Solar observation: equipped with suitable solar glasses and t...

Throughout the week, enjoy a wide range of astronomy and geology activities and workshops. On the program:

– Solar observation: equipped with suitable solar glasses and telescopes, observe sunspots and solar prominences.

– Immersive journeys in the planetarium: a new theme for each session to discover the stars, the Moon, the planets, as well as major recent discoveries.

– Creative and fun workshops: explore the star map, learn about time measurement, and take part in investigations about time through engaging activities.

– In the evening: observe the sky through a telescope, identify constellations, discover visible planets, and admire the Moon, star clusters, and galaxies.

– At the end of the week: don’t miss the guided geological hike and follow the traces left by time.

Find all the details of the workshops and activities in our agenda, under the section “All the diary”. Activities are free of charge, but the Flaine Summer Pass is required. Please remember to book your workshop in advance.

Opening

From 18/07 to 24/07/2026 daily.

Languages

  • French

Further information

Home :
All events are free and open to all. For more details on each activity, see the ‘All the dairy’ page.
Booking :
Pre-bookings can be made online 48 hours before the start of the activity, via the link on the right, or at the Activity Desk opposite the Tourist Office.

Rates

Free of charge. The Flaine Summer Pass is required.

How to find us

Most of the events will take place between Flaine Forêt and Flaine Forum, in the heart of the resort. You can easily access the events between these two levels using the orange inclined lifts outside.
Astronomy and geology