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Observatorio Pierre Auger
Observatorio Pierre Auger: places to visit in Malargüe, Mendoza. Address: Av. San Martín 304, Malargüe, Mendoza. Hours: monday to friday from 9 to 12:30 and from 15 to 18:30; saturday and sunday from 10 to 12:30 and from 16 to 18:30. · Updated on November 10, 2026
The Pierre Auger Observatory is a scientific and visitor center in Malargüe, Mendoza, dedicated to the study of very high energy cosmic rays. It presents itself as the largest cosmic ray observatory in the world, and its visitor center is located in the town, on San Martín avenue.
What you can see The visitor room has a permanent interactive exhibit with models, videos, real-time detectors and posters that explain the purpose and work of the experiment. When you enter you register and receive a guide to help you tour the room. It is designed for the general public, so it suits both curious visitors and schools.
How to get there and practical information The visitor center is at Av. San Martín 304, in the downtown area of Malargüe. Entry is free. According to its visits website, it opens Monday to Friday, morning and afternoon, and on Saturdays, Sundays and holidays with shorter hours; it is best to confirm before going, because another page of the observatory itself mentions visits by appointment.
Schools and large groups must request an appointment by email at [email protected] or by phone. Information for visits is available in Spanish and English.
Where it is
Av. San Martín 304, Malargüe
Frequently asked questions
What time does Observatorio Pierre Auger open?
From Monday to Friday, from 09:00 to 12:30 and from 15:00 to 18:30; on Saturdays and Sundays, from 10:00 to 12:30 and from 16:00 to 18:30.
Is Observatorio Pierre Auger open on Sundays?
Yes, on Sundays it's open from 10:00 to 12:30 and from 16:00 to 18:30.
Is Observatorio Pierre Auger open on Saturdays?
Yes, on Saturdays it's open from 10:00 to 12:30 and from 16:00 to 18:30.
Where is Observatorio Pierre Auger?
At Av. San Martín 304, Malargüe, Mendoza.
How can I contact Observatorio Pierre Auger?
By email at [email protected] and on its website, https://www.auger.org.ar/.
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