Auger News
The Pierre Auger Observatory studies ultra-high energy cosmic rays, the most energetic and rarest of particles in the universe.
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On the hardness of the CR high-energy injection spectra
The impact of the magnetic horizon on the interpretation of the spectrum and composition data
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Constraints on metastable superheavy dark matter coupled to sterile neutrinos
One intriguing aspect of the Standard Model (SM) of particle physics is the absence of right-handed degrees of freedom to describe neutrinos...
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Beyond the 'Muon Puzzle'
Testing hadronic interaction models using hybrid data of the Pierre Auger Observatory
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Space-based laser measured from Earth
An unusual collaboration leads to spectacular results.
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Where do ultra-high-energy cosmic rays come from?
This is still an open question in astroparticle physics and a long-standing mystery that the Pierre Auger Observatory aims to solve.
