activity
20232026
most citedKilonova constraints for the LIGO/Virgo/KAGRA neutron star merger candidate S250206dm: GW-MMADS observations

10 citations · 19 across the 15 of their papers we have counts for

collaborators

16 papers

astro-ph.IM2026

A Proliferated Space Architecture for Time-Domain Astrophysics

Daniel Kocevski, Eric Burns, Thomas Barclay +58

Time-Domain and Multi-Messenger Astrophysics (TDAMM) is entering a discovery-rich but follow-up-limited era, creating an urgent need for responsive, multiwavelength space-based cap…

astro-ph.HE2026

Electromagnetic Follow-up of the Sub-Solar Mass Gravitational Wave Candidate S251112cm: Kilonova Constraints and a Coincident IIb Supernova

Xander J. Hall, Tomas Ahumada, Julius Gassert +25

On November 12th, 2025 the LIGO--Virgo--KAGRA (LVK) collaboration reported gravitational waves (GWs) from a compact object merger candidate (S251112cm) with at least one sub-solar…

astro-ph.HE2026

Wide Jets or Low Rates: Reconciling Short GRB and Gravitational-Wave Neutron Star Merger Rates

Keerthi Kunnumkai, Antonella Palmese, Brendan O'Connor +2

Gravitational wave (GW) and short Gamma Ray Burst (sGRB) observations provide us with complementary views of compact object mergers. The paucity of binary neutron star merger (BNS)…

astro-ph.HE2026

The host galaxies and merger environments of short and long gamma-ray bursts producing kilonovae

Hannah Skobe, Brendan O'Connor, Antonella Palmese +3

Gamma-ray bursts (GRBs) have traditionally been classified by their prompt emission duration and spectral hardness, with short GRBs (sGRB; ) originating from co…

astro-ph.IM2026

A GPU-Accelerated Transient Detection Pipeline for DECam Time-Domain Surveys

Lei Hu, Tomás Cabrera, Antonella Palmese +8

We present a GPU-accelerated transient detection pipeline developed for time-domain surveys with the Dark Energy Camera (DECam). It enables real-time-capable image processing, inco…

astro-ph.GA2026

SN 2025adpq: A Type Ia supernova in a collisional ring formed during a major galaxy merger

Brendan O'Connor, Xander J. Hall, Tomas Cabrera +16

Galaxy mergers can both trigger star formation and rearrange where stars live, producing long-lived tidal structures and collisionally driven density waves (known as collisional ri…

astro-ph.HE2025

ZTF25abjmnps (AT2025ulz) and S250818k: A Candidate Superkilonova from a Sub-threshold Sub-Solar Gravitational Wave Trigger

Mansi M. Kasliwal, Tomas Ahumada, Robert Stein +61

On August 18, 2025, the LIGO-Virgo-KAGRA collaboration reported gravitational waves from a sub-threshold binary neutron star merger. If astrophysical, this event would have a surpr…

astro-ph.HE2025

AT2025ulz and S250818k: Deep X-ray and radio limits on off-axis afterglow emission and prospects for future discovery

Brendan O'Connor, Roberto Ricci, Eleonora Troja +15

The first joint electromagentic (EM) and gravitational wave (GW) detection, known as GW170817, marked a critical juncture in our collective understanding of compact object mergers.…

astro-ph.HE2025

AT2025ulz and S250818k: Investigating early time observations of a subsolar mass gravitational-wave binary neutron star merger candidate

Xander J. Hall, Malte Busmann, Hauke Koehn +32

Over the past LIGO--Virgo--KAGRA (LVK) observing runs, it has become increasingly clear that identifying the next electromagnetic counterparts to gravitational-wave (GW) neutron st…

astro-ph.HE2025

AT2025ulz and S250818k: Leveraging DESI spectroscopy in the hunt for a kilonova associated with a sub-solar mass gravitational wave candidate

Xander J. Hall, Antonella Palmese, Brendan O'Connor +47

On August 18th, 2025, the LIGO--Virgo--KAGRA collaboration reported a sub-threshold gravitational wave candidate detection consistent with a sub-solar-mass neutron star merger, den…

astro-ph.HE2025

The Heavy Element Enrichment History of the Universe from Neutron Star Mergers with Habitable Worlds Observatory

Eric Burns, Jennifer Andrews, Robert Szabo +23

Understanding where elements were formed has been a key goal in astrophysics for nearly a century, with answers involving cosmology, stellar burning, and cosmic explosions. Since 1…

astro-ph.HE2025

LIGO/Virgo/KAGRA neutron star merger candidate S250206dm: Zwicky Transient Facility observations

Tomás Ahumada, Shreya Anand, Mattia Bulla +49

We present the searches conducted with the Zwicky Transient Facility (ZTF) in response to S250206dm, a bona fide event with a false alarm rate of one in 25 years, detected by the I…

astro-ph.HE2025★ 10 cited

Kilonova constraints for the LIGO/Virgo/KAGRA neutron star merger candidate S250206dm: GW-MMADS observations

Lei Hu, Tomás Cabrera, Antonella Palmese +35

Gravitational wave (GW) neutron star mergers with an associated electromagnetic counterpart constitute powerful probes of binary evolution, the production sites of heavy elements,…

astro-ph.HE2024★ 1 cited

Detecting prompt and afterglow jet emission of gravitational wave events from LIGO/Virgo/KAGRA and next generation detectors

Ravjit Kaur, Brendan O'Connor, Antonella Palmese +1

Following the wealth of new results enabled by multimessenger observations of the binary neutron star (BNS) merger GW170817, the next goal is increasing the number of detections of…

astro-ph.HE2024★ 3 cited

Searching for electromagnetic emission in an AGN from the gravitational wave binary black hole merger candidate S230922g

Tomás Cabrera, Antonella Palmese, Lei Hu +17

We carried out long-term monitoring of the LIGO/Virgo/KAGRA binary black hole (BBH) merger candidate S230922g in search of electromagnetic emission from the interaction of the merg…

astro-ph.HE2023★ 5 cited

GRB 180128A: A Second Magnetar Giant Flare Candidate from the Sculptor Galaxy

Aaron C. Trigg, Eric Burns, Oliver J. Roberts +14

Magnetars are slowly rotating neutron stars that possess the strongest magnetic fields () known in the cosmos. They display a range of transient high-en…