output
19922026
most citedObservation of Gravitational Waves from a Binary Black Hole Merger

14.2k citations

Showing astro-ph.HEShow all

514 papers · 1 filter

astro-ph.HE2026

Observations of ionized carbon towards the -ray-bright supernova remnant RX J1713.7-3946

A. R. Thakur, G. P. Rowell, R. Higgins +7

The origin of Galactic Cosmic Rays (CRs), particularly at sub-GeV energies, remains uncertain due to their difficulty in being traced. One possible tracer of low-energy CRs is ioni…

astro-ph.HE2026

Search for gamma-ray spectral lines from dark matter annihilation with the H.E.S.S. Inner Galaxy Survey

H. E. S. S. Collaboration, F. Aharonian, H. Ashkar +115

Spectral gamma-ray line features are expected as key signatures from dark matter (DM) annihilations of TeV-scale particle DM. Observations of the Galactic Centre with atmospheric C…

astro-ph.HE2026

Discovery of Molecular and Atomic Gas associated with HESS J1646-458 (Westerlund 1): Spatial TeV Gamma-Ray and Interstellar Proton Correspondence

H. Sano, Y. Fukui, S. Fujimori +21

We report CO and HI studies of molecular and atomic gas toward the TeV gamma-ray source HESS J1646458, widely considered to be associated with the young massive cluster Westerlu…

astro-ph.HE2026

Search for long-term variability of HESS J1745-290

H. E. S. S. Collaboration, :, A. Acharyya +116

At the center of our Galaxy lies the bright γ-ray point-like source HESS J1745-290, which is compatible in position with Sgr A star, although an association between the two remains…

astro-ph.HE2026

A newly born spider system at the core of a radio shell: Evidence for a low-energy supernova

S. Lazarević, R. Brose, L. M. Oskinova +24

In a search for low surface brightness radio nebulae using the ASKAP-EMU survey, we discovered a faint radio shell, G289.6+5.8, and its central point radio source at the position o…

astro-ph.HE2026

Chasing Gamma-Ray Signals from Binary Neutron Star Coalescences with the Cherenkov Telescope Array: Prospects and Observing Strategies

S. Abe, J. Abhir, A. Abhishek +457

The detection of gravitational waves (GWs) from a binary neutron star (BNS) merger by Advanced LIGO and Advanced Virgo (GW170817), together with its electromagnetic counterpart, th…

astro-ph.HE2026

The second H.E.S.S. gamma-ray burst catalogue: 15 years of observations with the H.E.S.S. telescopes

A. Acharyya, F. Aharonian, C. Arcaro +143

Recent observational efforts using imaging atmospheric Cherenkov telescopes (IACTs) have led to firm detections of very-high-energy (VHE) signals from bright gamma-ray bursts (GRBs…

astro-ph.HE2026

Search for ultra-high energy neutrons from Galactic sources with the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Abdul Halim, P. Abreu +357

Deflections in the propagation of charged ultra-high-energy cosmic rays (UHECRs) caused by magnetic fields make the identification of their sources challenging. On the other hand,…

astro-ph.HE2025

Constraints on the Population of Common Sources of Gravitational Waves and High-Energy Neutrinos with IceCube During the Third Observing Run of the LIGO and Virgo Detectors

Doğa Veske, Zsuzsa Márka, Albert Zhang

The discovery of joint sources of high-energy neutrinos and gravitational waves has been a primary target for the LIGO, Virgo, KAGRA, and IceCube observatories. The joint detection…

astro-ph.HE2025★ 3 cited

Search for GeV-scale Dark Matter from the Galactic Center with IceCube-DeepCore

The IceCube Collaboration, R. Abbasi, M. Ackermann +431

Models describing dark matter as a novel particle often predict that its annihilation or decay into Standard Model particles could produce a detectable neutrino flux in regions of…

astro-ph.HE2025★ 12 cited

Evidence for Neutrino Emission from X-Ray-bright Active Galactic Nuclei with IceCube

R. Abbasi, M. Ackermann, J. Adams +429

Recently, IceCube reported neutrino emission from the Seyfert galaxy NGC 1068. Using 13.1 years of IceCube data, we present a follow-up search for neutrino sources in the northern…

astro-ph.HE2025

Search for UHE neutrinos from GRBs with the Pierre Auger Observatory

Yago Lema-Capeans

We report on the search for ultra-high-energy neutrinos from the prompt emission of gamma-ray bursts (GRBs) using Surface Detector (SD) data from Phase I of the Pierre Auger Observ…

astro-ph.HE2025★ 5 cited

Combined dark matter search towards dwarf spheroidal galaxies with Fermi-LAT, HAWC, H.E.S.S., MAGIC, and VERITAS

LAT Collaboration, S. Abdollahi, L. Baldini +586

Dwarf spheroidal galaxies (dSphs) are excellent targets for indirect dark matter (DM) searches using gamma-ray telescopes because they are thought to have high DM content and a low…

astro-ph.HE2025★ 3 cited

Prospects for dark matter observations in dwarf spheroidal galaxies with the Cherenkov Telescope Array Observatory

K. Abe, S. Abe, J. Abhir +491

The dwarf spheroidal galaxies (dSphs) orbiting the Milky Way are widely regarded as systems supported by velocity dispersion against self-gravity, and as prime targets for the sear…

astro-ph.HE2025

-mode Oscillations for Hyperons and H-dibaryons in Neutron Stars

Rajesh Maiti, Jesper Leong, Debarati Chatterjee +1

The fundamental (-mode) oscillations of neutron stars are studied within the quark meson coupling model, a relativistic Hartree-Fock theory of dense nuclear matter, which takes…

astro-ph.HE2025★ 1 cited

Update on testing of air-shower modelling using combined data of the Pierre Auger Observatory and phenomenological consequences

Jakub Vícha

The combined data of Fluorescence and Surface Detectors of the Pierre Auger Observatory has recently provided the strongest constraints on the validity of predictions from current…

astro-ph.HE2025

The Scintillator Surface Detector of the Pierre Auger Observatory

The Pierre Auger Collaboration

Data collected so far by the Pierre Auger Observatory have enabled major advances in ultra-high energy cosmic ray physics and demonstrated that improved determination of masses of…

astro-ph.HE2025

Combining IceCube Muon Tracks and Cascades to measure the Galactic Diffuse Neutrino Flux

Jonas Hellrung, Julia Becker Tjus, Wolfgang Rhode

The diffuse Galactic neutrino flux is produced by cosmic rays interacting with the interstellar medium. The measurement of this flux can help to understand the distribution of cosm…

astro-ph.HE2025★ 11 cited

Improved measurements of the TeV-PeV extragalactic neutrino spectrum from joint analyses of IceCube tracks and cascades

R. Abbasi, M. Ackermann, J. Adams +424

The IceCube South Pole Neutrino Observatory has discovered the presence of a diffuse astrophysical neutrino flux at energies of TeV and beyond using neutrino induced muon tracks an…

astro-ph.HE2025★ 14 cited

Evidence for a Spectral Break or Curvature in the Spectrum of Astrophysical Neutrinos from 5 TeV--10 PeV

R. Abbasi, M. Ackermann, J. Adams +424

We report improved measurements of the all flavor astrophysical neutrino spectrum with IceCube by combining complementary neutrino samples in two independent analyses. Both analyse…

astro-ph.HE2025

Measuring the muon content of inclined air showers using AERA and the water-Cherenkov detectors of the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Abdul Halim, P. Abreu +360

We present a novel approach for assessing the muon content of air showers with large zenith angles on a combined analysis of their radio emission and particle footprint. We use the…

astro-ph.HE2025★ 26 cited

Dense Matter in Neutron Stars with eXTP

Ang Li, Anna L. Watts, Guobao Zhang +82

In this White Paper, we present the potential of the enhanced X-ray Timing and Polarimetry (eXTP) mission to constrain the equation of state of dense matter in neutron stars, explo…

astro-ph.HE2025★ 2 cited

The H.E.S.S. extragalactic sky survey with the first decade of observations

H. E. S. S. Collaboration, F. Aharonian, F. Ait Benkhali +140

The results of the first extragalactic gamma-ray survey by the High Energy Stereoscopic System (H.E.S.S.) are presented. The survey comprises 2720 hours of very high-energy gamma-r…

astro-ph.HE2025★ 2 cited

Scaler rates from the Pierre Auger Observatory: a new proxy of solar activity

The Pierre Auger Collaboration, I. Bizzarri, C. Dionese +1

The modulation of low-energy galactic cosmic rays reflects interplanetary magnetic field variations and can provide useful information on solar activity. An array of ground-surface…