Illustration par défaut

Observatoire de Paris - PSL participates in Fête de la science 2025

26 septembre 2025

Observatoire de Paris - PSL is participating in Fête de la science by opening its Meudon site to the public on Saturday, October 11, 2025. Choose from a range of tours and register now ! Admission is by reservation only, subject to availability.

Chateau de Meudon de l'Observatoire de Paris - PSL
Chateau de Meudon de l’Observatoire de Paris - PSL
© Observatoire de Paris - PSL

Come and enjoy a change of scenery in an astronomical setting in the hills above Meudon and take advantage of a variety of free activities designed by astronomers, some of which are specifically for families...

Free registration required (ticket office opens Monday, September 29 at 12 p.m.
Reservation link : https://www.billetweb.fr/bienvenue-en-astronomie-2025

Two types of tours are available :

  • Family tour : fun workshops for children (aged 10 and up) and their families, including a visit to a scientific instrument.
  • Curious minds tour : for adults and teenagers, with interaction with researchers and visits to some of the Observatory’s facilities.
  • Three departure times to choose from : 12 p.m., 2 p.m., or 4 p.m.
  • Duration : 1 hour 30 minutes

These different tours are identified on the booking site. Once the booking has been made, it will not be possible to change it.

© Observatoire de Paris

Please note

Most of our activities are accessible to people with reduced mobility, but not all of them. We apologize for any inconvenience. Please be aware that you will need to walk outdoors between workshops.

When you make your reservation, you will be assigned a group number that cannot be changed. It will not be possible to visit everything or participate in all workshops.

Any delay will prevent you from participating in your tour. Please plan your arrival time accordingly.

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School visits to Meudon

Thursday, October 9, and Friday, October 10, 2025, are reserved for school groups,
by reservation only.
FULL

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