Arcetri High Energy Group 
- Collaborations
- The Astroparticle group at the Gran Sasso Science Institute in L'Aquila
- Arcetri High Energy Group. The High Energy Astrophysics Group at the Osservatorio di Arcetri INAF
- Arcetri Space & Astrophysical Plasmas at the Physics & Astronomy Department of the Firenze University
- Theoretical and computational physics, at the University of Trento
- Gravitational Wave Group at the Sapienza, University of Rome
- Gravitational Physics Group at the University of Parma
- Gruppo 4 - Fisica Teorica University of Ferrara
- Gruppo
di Astrofisica e Plasmi, Universita' della Calabria
- Ongoing observational projects
- The Imaging X-ray Polarimetry Explorer (IXPE)
- The enhanced X-ray Timing and Polarimetry mission (eXTP)
- Athena (Advanced Telescope for High ENergy Astrophysics) X-ray observatory
- ASTRI (Astrofisica con Specchi a Tecnologia Replicante Italiana) gamma-ray observatory
- The Cherenkov Telescope Array (CTA) - next generation ground-based observatory for gamma-ray astronomy
- Networks
- NewCOMPSTAR: "This COST Action brings together the leading experts in astrophysics, nuclear physics and gravitational physics to address this fascinating but challenging research area through an interdisciplinary approach."
- Astrophysics@ITP. Group working on compact stars and physics of dense matter, gravitational physics and general relativity, astroparticle physics, and cosmology
- INFN - TeOnGrav: "This INFN initiative led by Dr. Leonardo Gualtieri (Roma, La Sapienza) focus on the study of sources of gravitational waves."