Festival des Étoiles
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Edition 2025 — Les Étoiles
2025 edition of the Festival des Étoiles at Planète Mars, Hubert Reeves observatory. Conference by astrophysicist Jean Lilensten (CNRS) on polar auroras, Planeterrella demonstration, astrophysicist-magician show, workshops, and night sky observations.
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Polar Auroras in the Spotlight
The 2025 edition of the Festival des Étoiles took place on Saturday, August 2nd and Sunday, August 3rd, 2025, from 4 PM to 1 AM, at the Planète Mars Hubert Reeves observatory. The scientific program was marked by the conference by astrophysicist Jean Lilensten from CNRS, dedicated to polar auroras, accompanied by a demonstration of the Planeterrella, an aurora simulator from the AurorAlpes association.
The public also enjoyed an original astrophysicist-magician show, mini-conferences on orientation in the starry sky and reading star charts, as well as numerous workshops for children aged 7 and up. Night sky observations with telescopes, guided by mediators from CCSTI and volunteers from the Mars Astronomy Club, concluded each evening.
Programme
2025 Program
- 4:00 PM: Opening — Educational workshops and observatory tours
- Conference: Jean Lilensten (CNRS) — Polar Auroras
- Demonstration: Planeterrella (aurora simulator) by AurorAlpes
- Show: Astrophysicist-Magician
- Mini-conferences: Orientation in the starry sky and reading star charts
- 10:00 PM - 1:00 AM: Night sky observations with telescopes
Highlights
- Conference by astrophysicist Jean Lilensten (CNRS) on polar auroras
- Demonstration of the Planeterrella, a Northern Lights simulator
- Astrophysicist-magician show
- Night sky observations guided by experts
- Educational workshops for all ages from 7 years old
- Completely free festival
Prices
Travel to this festival
Book your train or bus to reach Les Étoiles at the best price.
Sponsored link
Where does it take place — Les Étoiles
Planète Mars — Observatoire Hubert Reeves
Saint Romain le Désert, 07320 Mars