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19962026
most citedObservation of Gravitational Waves from a Binary Black Hole Merger

14.2k citations

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444 papers · 1 filter

gr-qc2026★ 2 cited

GW240925 and GW250207: Astrophysical Calibration of Gravitational-wave Detectors

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1839

GW240925 and GW250207 are two loud gravitational-wave signals from binary black hole coalescences observed with network signal-to-noise ratios and , respectively…

gr-qc2026★ 1 cited

Searches for Continuous Gravitational Waves from Supernova Remnants in the first part of the LIGO-Virgo-KAGRA Fourth Observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1764

We present results from directed searches for continuous gravitational waves from a sample of 15 nearby supernova remnants, likely hosting young neutron star candidates, using data…

gr-qc2026

Narrowband searches for continuous gravitational waves from known pulsars in the first two parts of the fourth LIGO--Virgo--KAGRA observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1853

Rotating non-axisymmetric neutron stars (NSs) are promising sources for continuous gravitational waves (CWs). Such CWs can, if detected, inform us about the internal structure and…

gr-qc2026★ 1 cited

Constraints on gravitational waves from the 2024 Vela pulsar glitch

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1774

Among known neutron stars, the Vela pulsar is one of the best targets for gravitational-wave searches. It is also one of the most prolific in terms of glitches, sudden frequency ch…

gr-qc2025

Search for planetary-mass ultra-compact binaries using data from the first part of the LIGO--Virgo--KAGRA fourth observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1765

We present a search for gravitational waves from inspiraling, planetary-mass ultra-compact binaries using data from the first part of the fourth observing run of LIGO, Virgo and KA…

gr-qc2025

Directional Search for Persistent Gravitational Waves: Results from the First Part of LIGO-Virgo-KAGRA's Fourth Observing Run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1765

The angular distribution of gravitational-wave power from persistent sources may exhibit anisotropies arising from the large-scale structure of the Universe. This motivates directi…

gr-qc2025★ 6 cited

Biased parameter inference of eccentric, spin-precessing binary black holes

Divyajyoti, Isobel M. Romero-Shaw, Vaishak Prasad +8

While the majority of gravitational wave (GW) events observed by the LIGO and Virgo detectors are consistent with mergers of binary black holes (BBHs) on quasi-circular orbits, som…

gr-qc2025★ 100 cited

GW250114: testing Hawking's area law and the Kerr nature of black holes

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1785

The gravitational-wave signal GW250114 was observed by the two LIGO detectors with a network matched-filter signal-to-noise ratio of 80. The signal was emitted by the coalescence o…

gr-qc2025★ 5 cited

GW230814: investigation of a loud gravitational-wave signal observed with a single detector

The LIGO Scientific Collaboration, The Virgo Collaboration, The Kagra Collaboration +1783

GW230814, detected by the LIGO Livingston observatory with a signal-to-noise ratio of 42.4, represents the loudest gravitational-wave signal in the GWTC-4.0 catalog. Its source is…

gr-qc2025★ 64 cited

GWTC-4.0: Updating the Gravitational-Wave Transient Catalog with Observations from the First Part of the Fourth LIGO-Virgo-KAGRA Observing Run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1786

Version 4.0 of the Gravitational-Wave Transient Catalog (GWTC-4.0) adds new candidates detected by the LIGO, Virgo, and KAGRA observatories through the first part of the fourth obs…

gr-qc2025★ 9 cited

GWTC-4.0: Methods for Identifying and Characterizing Gravitational-wave Transients

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1809

The Gravitational-Wave Transient Catalog (GWTC) is a collection of candidate gravitational-wave transient signals identified and characterized by the LIGO-Virgo-KAGRA Collaboration…

gr-qc2025★ 8 cited

Confronting general relativity with principal component analysis: Simulations and results from GWTC-3 events

Parthapratim Mahapatra, Sayantani Datta, Ish Gupta +10

We present a comprehensive assessment of multiparameter tests of general relativity (GR) in the inspiral regime of compact binary coalescences using principal component analysis (P…

gr-qc2025★ 3 cited

All-sky search for long-duration gravitational-wave transients in the first part of the fourth LIGO-Virgo-KAGRA Observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1772

We present an all-sky search for long-duration gravitational waves (GWs) from the first part of the LIGO-Virgo-KAGRA fourth observing run (O4), called O4a and comprising data taken…

gr-qc2025

Early Warning From Eccentric Compact Binaries: Template Initialization And Sub-dominant Mode Effects

Priyanka Sinha, R. Prasad, Mukesh Kumar Singh +3

Early warning of gravitational waves (GWs) is essential for multi-messenger observations of binary neutron star and black hole-neutron star merger events. In this study, we investi…

gr-qc2025

Identification of Noise-Associated Glitches in KAGRA O3GK with Hveto

T. Akutsu, M. Ando, M. Aoumi +148

Transient noise ("glitches") in gravitational wave detectors can mimic or obscure true signals, significantly reducing detection sensitivity. Identifying and excluding glitch-conta…

gr-qc2025★ 4 cited

On the Identification of Exotic Compact Binaries with Gravitational Waves: a Phenomenological approach

Shrobana Ghosh, Mark Hannam

Gravitational wave (GW) astronomy has been hailed as a gateway to discovering unexpected phenomena in the universe. Over the last decade there have been close to one hundred GW obs…

gr-qc2025★ 97 cited

The Science of the Einstein Telescope

Adrian Abac, Raul Abramo, Simone Albanesi +485

Einstein Telescope (ET) is the European project for a gravitational-wave (GW) observatory of third-generation. In this paper we present a comprehensive discussion of its science ob…

gr-qc2025

Optimizing Bayesian model selection for equation of state of cold neutron stars

Rahul Kashyap, Ish Gupta, Arnab Dhani +2

We introduce a computational framework, Bayesian Evidence calculation fOr Model Selection (BEOMS) to evaluate multiple Bayesian model selection methods in the context of determinin…

gr-qc2024★ 2 cited

An analytical joint prior for effective spins for inference on the spin distribution of binary black holes

Masaki Iwaya, Kazuya Kobayashi, Soichiro Morisaki +2

We derive an analytical form of the joint prior of effective spin parameters, and , assuming an isotropic and uniform-in-magnitude spin distribution.…

gr-qc2024★ 104 cited

Advanced LIGO detector performance in the fourth observing run

E. Capote, W. Jia, N. Aritomi +193

On May 24th, 2023, the Advanced Laser Interferometer Gravitational-Wave Observatory (LIGO), joined by the Advanced Virgo and KAGRA detectors, began the fourth observing run for a t…

gr-qc2024★ 7 cited

Broadband limits on stochastic length fluctuations from a pair of table-top interferometers

Abhinav Patra, Lorenzo Aiello, Aldo Ejlli +10

The Quantum-Enhanced Space-Time (QUEST) experiment consists of a pair of co-located Power Recycled Michelson Interferometers, each designed to have a broadband, shot-noise limited…

gr-qc2024★ 49 cited

Real-time gravitational-wave inference for binary neutron stars using machine learning

Maximilian Dax, Stephen R. Green, Jonathan Gair +7

Mergers of binary neutron stars (BNSs) emit signals in both the gravitational-wave (GW) and electromagnetic (EM) spectra. Famously, the 2017 multi-messenger observation of GW170817…

gr-qc2024★ 12 cited

Rarity of precession and higher-order multipoles in gravitational waves from merging binary black holes

Charlie Hoy, Stephen Fairhurst, Ilya Mandel

The latest binary black hole population estimates argue for a subpopulation of unequal component mass binaries with spins that are likely small but isotropically distributed. This…

gr-qc2024★ 5 cited

Fractal signatures of non-Kerr spacetimes in the shadow of light-ring bifurcations

Konstantinos Kostaros, Padelis Papadopoulos, George Pappas

Light-ring bifurcations that can occur for prolate non-Kerr compact objects can leave an indelible signature on SMBH shadows as a fractal sequence of eyebrow-like formations. These…