3:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
Astronomy Calendar for French-Speaking Switzerland
Public stargazing events, lectures, and planetariums in French-speaking Switzerland.
Updated on October 28, 2026
Upcoming Events
100 dates announced8:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
8:00 p.m.
An Evening at the Neuchâtel Observatory
Neuchâtel Observatory
Registration and confirmation on the same day. The program will be adjusted if the dome is experiencing difficulties.
9:00 p.m.
The Adventure of the Universe
Mont-Soleil Observatory
Public session. Reservations through Grand Chasseral Tourisme.
10:00 a.m.
Lecture on the Sun and Observation
Lausanne Observatory · SVA
Check with the organizer for details and weather updates.
3:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
8:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:30 p.m.
Public Event at the Marcelin Observatory
ASTRAC · Morges
Free admission. See ASTRAC for practical information.
1:00 p.m.
Sun Observation in Neuchâtel
Neuchâtel Observatory
Registration and confirmation on the same day. The program will be adjusted if the dome is experiencing difficulties.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
6:30 p.m.
Virtual 3D Tour of the Sky
Geneva Observatory · UNIGE
Immersive screening at the observatory. See the screening details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
8:00 p.m.
Back to the Moon — Yannick Delessert
Lausanne Observatory · SVA
Check with the organizer for details and weather updates.
8:00 p.m.
An Evening at the Neuchâtel Observatory
Neuchâtel Observatory
Registration and confirmation on the same day. The program will be adjusted if the dome is experiencing difficulties.
8:15 p.m.
100,000 trillion trillion stars — The Secret Lives of Our Cosmic Mothers
ASTRAC · Morges
Free admission. See ASTRAC for practical information.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
1:00 p.m.
Sun Observation in Neuchâtel
Neuchâtel Observatory
Registration and confirmation on the same day. The program will be adjusted if the dome is experiencing difficulties.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
8:00 p.m.
An Evening at the Neuchâtel Observatory
Neuchâtel Observatory
Registration and confirmation on the same day. The program will be adjusted if the dome is experiencing difficulties.
8:30 p.m.
Public Event at the Lausanne Observatory
Lausanne Observatory · SVA
Check with the organizer for details and weather updates.
1:00 p.m.
Sun Observation in Neuchâtel
Neuchâtel Observatory
Registration and confirmation on the same day. The program will be adjusted if the dome is experiencing difficulties.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
5:45 p.m.
Public Stargazing Events
Geneva Observatory · UNIGE
Registration takes place on the morning of the event, and seats are assigned by lottery.
6:00 p.m.
Lecture and Observation of the Moon and Saturn
Geneva Astronomical Society
Check with the organizer for details and weather updates.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
8:00 p.m.
An Evening at the Neuchâtel Observatory
Neuchâtel Observatory
Registration and confirmation on the same day. The program will be adjusted if the dome is experiencing difficulties.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
1:00 p.m.
Sun Observation in Neuchâtel
Neuchâtel Observatory
Registration and confirmation on the same day. The program will be adjusted if the dome is experiencing difficulties.
8:00 p.m.
An Evening at the Neuchâtel Observatory
Neuchâtel Observatory
Registration and confirmation on the same day. The program will be adjusted if the dome is experiencing difficulties.
8:30 p.m.
Public Event at the Lausanne Observatory
Lausanne Observatory · SVA
Check with the organizer for details and weather updates.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
1:00 p.m.
Sun Observation in Neuchâtel
Neuchâtel Observatory
Registration and confirmation on the same day. The program will be adjusted if the dome is experiencing difficulties.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
6:30 p.m.
Virtual 3D Tour of the Sky
Geneva Observatory · UNIGE
Immersive screening at the observatory. See the screening details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
8:00 p.m.
An Evening at the Neuchâtel Observatory
Neuchâtel Observatory
Registration and confirmation on the same day. The program will be adjusted if the dome is experiencing difficulties.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
1:00 p.m.
Sun Observation in Neuchâtel
Neuchâtel Observatory
Registration and confirmation on the same day. The program will be adjusted if the dome is experiencing difficulties.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
8:00 p.m.
An Evening at the Neuchâtel Observatory
Neuchâtel Observatory
Registration and confirmation on the same day. The program will be adjusted if the dome is experiencing difficulties.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
5:30 p.m.
Public Stargazing Events
Geneva Observatory · UNIGE
Registration takes place on the morning of the event, and seats are assigned by lottery.
1:00 p.m.
Sun Observation in Neuchâtel
Neuchâtel Observatory
Registration and confirmation on the same day. The program will be adjusted if the dome is experiencing difficulties.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
AstroFondue Public Event
AstroVal · Vallée de Joux
Fondue and stargazing. Meet at the observatory at 7 p.m. Make your reservation directly on the AstroVal website.
8:00 p.m.
An Evening at the Neuchâtel Observatory
Neuchâtel Observatory
Registration and confirmation on the same day. The program will be adjusted if the dome is experiencing difficulties.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
AstroFondue Public Event
AstroVal · Vallée de Joux
Fondue and stargazing. Meet at the observatory at 7 p.m. Make your reservation directly on the AstroVal website.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
AstroFondue Public Event
AstroVal · Vallée de Joux
Fondue and stargazing. Meet at the observatory at 7 p.m. Make your reservation directly on the AstroVal website.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
AstroFondue Public Event
AstroVal · Vallée de Joux
Fondue and stargazing. Meet at the observatory at 7 p.m. Make your reservation directly on the AstroVal website.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
AstroFondue Public Event
AstroVal · Vallée de Joux
Fondue and stargazing. Meet at the observatory at 7 p.m. Make your reservation directly on the AstroVal website.
2:00 p.m.
Public Observation of the Sun
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
Public Event
AstroVal · Vallée de Joux
Book directly on the AstroVal website. Check with the organizer for details.
7:00 p.m.
AstroFondue Public Event
AstroVal · Vallée de Joux
Fondue and stargazing. Meet at the observatory at 7 p.m. Make your reservation directly on the AstroVal website.
No events have been announced for this selection. Check the organizers' schedules.
An event may be weather-dependent or require registration. Check with the organizer to confirm the event and availability before heading out. All times are listed in Swiss time.
The observatories' programs
Check out the regular activities and full schedules of the observatories and associations.
Épendes Observatory
Public Tour of the Night Sky in Épendes
Every Friday: November through March, 7:00 p.m.–9:00 p.m.; September–October and April, 9:00 p.m.–11:00 p.m.; May–August, 10:00 p.m.–12:00 a.m.
View the program ↗Épendes Observatory
Public Sun Observation in Épendes
First Sunday of the month, 10:00 a.m.–12:00 p.m.
View the program ↗Lausanne Observatory · SVA
Public Events in Lausanne
Fridays, except the first Friday of the month; in the winter, starting at 8:30 p.m.; in the summer, starting at 9:00 p.m.
View the program ↗SAHL · Vevey
Observing the night sky in Vevey
Free for children ages 6 and up. Vevey Observatory, Tour-Carrée Trail / Ernest-Biéler Avenue. Check the dates and confirm that the session is taking place by listening to the voicemail message two hours before you arrive.
Answering machine: 021 922 23 43SAHL · Vevey
Observing the Sun
Free for children ages 6 and up, from 10 a.m. to 12 p.m., weather permitting. Check the answering machine two hours before the session to confirm the date and whether it will take place: specific dates may differ from the usual schedule.
Answering machine: 021 922 23 43SAHL · Vevey
Planetarium Shows
Free for ages 8 and up, from 6:30 p.m. to 8:15 p.m., rain or shine. Registration is required by 8:00 p.m. the day before; sessions are held with a minimum of 4 participants. Since the SAHL website is currently unavailable, please contact the association for upcoming dates and details.
Contact SAHLAstroVal · Vallée de Joux
AstroVal Events
Sun observations, public evening events, and AstroFondues at Solliat. Check out the full AstroVal program.
View the program →