Antilhue is a word in the language of the Mapuche, the indigenous people to the central-southern part of Chile.

It is composed of the words "antu"  (sun) and "hue"  (place, site) meaning a sunlit place, a sunny site. 

This definitely applies for the area where the observatory is located.

Click on the links on the left to learn more about Antilhue's location, construction and equipment.