activity
20042026
most citedA wide star-black-hole binary system from radial-velocity measurements

200 citations · 3.4k across the 145 of their papers we have counts for

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Showing astro-ph.GAShow all

66 papers · 1 filter

astro-ph.GA2026

A Wandering 35,000-Solar-Mass Black Hole Fed by a Gravitational Wake

Xin Li, Yong Shi, Fuyan Bian +8

Intermediate-mass black holes are widely considered to be the seeds of supermassive black holes, a substantial population of which is expected to remain displaced from galactic nuc…

astro-ph.GA2026

VLT/MUSE Study of Close AGN Pairs and Host Galaxies in the Local Universe. I. Overview of the Ionized Gas

Xiaoyu Xu, Zhiyuan Li, Meicun Hou +3

Studying AGN pairs and their host galaxies is essential for understanding the interplay between galaxy mergers and key internal processes such as supermassive black hole fueling an…

astro-ph.GA2026

Jet-ISM Interaction and Multi-channel AGN Feedback in the Post-merger Galaxy 4C+29.30

Xiao Cao, Junfeng Wang, Yan-Mei Chen +5

4C+29.30 is a post-merger galaxy hosting a rejuvenated active galactic nucleus (AGN) with a complex multi-scale radio morphology, making it an ideal laboratory to study the interpl…

astro-ph.GA2026

A Strong Stellar Age-Metallicity Gradient Relation in Nearby Dwarf Galaxies Driven by Stellar Migration and Environmental Quenching

Tie Li, Hong-Xin Zhang, Wenhe Lyu +16

Stellar metallicity gradients () provide a fossil record of the assembly history of galaxies. We present an analysis of for 90 nearby low-mass galaxies u…

astro-ph.GA2026

Probing the Hot Gaseous Halos of Milky Way-like Galaxies in the TNG50 simulation

Zhijie Zhang, Xiaoxia Zhang, Taotao Fang +9

The origin and structure of the hot (K) gaseous halo around Milky Way (MW)-mass galaxies provide a critical test for galaxy formation models. We perform a comprehensi…

astro-ph.GA2026

Beyond Mass and Multiscale Environments: What Shapes Low Surface Brightness Galaxies? Evidence from MaNGA

Mengting Shen, Hassen M. Yesuf, Lei Hao +4

The origin of low surface brightness (LSB) galaxies remains a key open question in galaxy formation, reflecting the balance internal mechanisms and environmental influence. Using M…