activity
20152026
most citedImproved Dynamical Constraints on the Masses of the Central Black Holes in Nearby Low-mass Early-type Galactic Nuclei And the First Black Hole Determination for NGC 205

165 citations · 1k across the 43 of their papers we have counts for

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Showing 2025Show all

7 papers · 1 filter

astro-ph.GA2025

Euclid: Quick Data Release (Q1) -- Secondary nuclei in early-type galaxies

M. Fabricius, R. Saglia, F. Balzer +165

Massive early-type galaxies (ETGs) are believed to form primarily through mergers of less massive progenitors, leaving behind numerous traces of violent formation histories, such a…

astro-ph.GA2025★ 1 cited

Dynamical evolution timescales for the supermassive black hole system in the galaxy NGC 7727 (Arp 222)

P. Berczik, M. Ishchenko, O. Veles +5

Context. A dual active galactic nucleus candidate with a separation of only 500 pc was recently found in NGC 7727. According to the hierarchical merging scenario, such objects woul…

astro-ph.GA2025

Euclid preparation LXXIX. Using mock low surface brightness dwarf galaxies to probe Euclid Wide Survey detection capabilities

Euclid Collaboration, M. Urbano, P. -A. Duc +313

Local Universe dwarf galaxies can serve as both cosmological and mass assembly probes. Deep surveys have enabled the study of these objects down to the low surface brightness (LSB)…

astro-ph.GA2025★ 2 cited

Euclid: Early Release Observations -- The star cluster systems of the Local Group dwarf galaxies IC 10 and NGC 6822

J. M. Howell, A. M. N. Ferguson, S. S. Larsen +149

Star clusters are valuable indicators of galaxy evolution, offering insights into the buildup of stellar populations across cosmic time. Understanding intrinsic star cluster popula…

astro-ph.GA2025

X-ray Constraints on Wandering Black Holes in Stripped Galaxy Nuclei in the Halo of NGC 5128

S. L. Feyan, R. Urquhart, J. Strader +6

A subset of galaxies have dense nuclei, and when these galaxies are accreted and tidally stripped, the nuclei can masquerade as globular clusters in the halos of large galaxies. If…

astro-ph.GA2025★ 12 cited

Euclid: Early Release Observations -- Interplay between dwarf galaxies and their globular clusters in the Perseus galaxy cluster

T. Saifollahi, A. Lançon, Michele Cantiello +183

We present an analysis of globular clusters (GCs) of dwarf galaxies in the Perseus galaxy cluster to explore the relationship between dwarf galaxy properties and their GCs. Our foc…

astro-ph.GA2025★ 4 cited

Euclid preparation. Spatially resolved stellar populations of local galaxies with Euclid: a proof of concept using synthetic images with the TNG50 simulation

Euclid Collaboration, Abdurro'uf, C. Tortora +286

The European Space Agency's Euclid mission will observe approximately 14,000 of the extragalactic sky and deliver high-quality imaging for many galaxies. The depth a…