Pierre Auger Observatory

Reconstruction of the muon production depth in the atmosphere with the surface detectors of the Pierre Auger Observatory

Cosmic rays are energetic particles, mostly atomic nuclei, raining down upon the Earth from the depths of the cosmos. Understanding their detailed nature and origins remains a primary goal in modern-day astroparticle physics.

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Obituary on Jim Cronin by Alan Watson

2016-09-22 Cronin On 21 September 2016 Alan Watson published an obituary on his collegue and friend Jim Cronin on the website of the international weekly journal of science Nature.

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First SSD stations deployed in the field

2016-09-15 SSD-Deployment

On Sep. 15, six Surface Scintillator Detector (SSD) stations were deployed with a single trip to the engineering array site. Five more stations are planned to be deployed next week. The photograph shows the first detector set up in the field, which is part of the triplet at the so-called station Generalife.

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