For the first time, the possible appearance of ultra-high energy photons from merging compact objects such as black holes was tested.
Latest News
The energy spectrum and mass composition data from the Pierre Auger Observatory constrain the source properties.
The deployment team in Malargüe has completed the systematic deployment of the UUBs.
The latest data of the Pierre Auger Observatory constrains scenarios of super-heavy particle relics.
2023 International Day of Women and Girls in Science
The Pierre Auger Observatory invites you to participate in a drawing and painting contest.
2023 International Day of Women and Girls in Science
We invite women of the Pierre Auger Collaboration to share with us videos and text describing their everyday life.