Latest Articles for Galaxies

Astrophysics of Galaxies Bright Changes in Distant Quasars

Recent discoveries reveal dynamic behaviors of changing-look quasars across the universe.

Wei-Jian Guo, Zhiwei Pan, Małgorzata Siudek

2025-05-29T07:43:57+00:00 ― 6 min read

High Energy Astrophysical Phenomena NGC 1275: The Energetic Galaxy of Perseus

A look into NGC 1275's remarkable gamma-ray flares and unique features.

S. Godambe, N. Mankuzhiyil, C. Borwankar

2025-05-29T04:03:48+00:00 ― 6 min read

Solar and Stellar Astrophysics The Cosmic Drama of Semi-Detached Binaries

A look into the fascinating world of semi-detached binary star systems.

Fu-Xing Li, Sheng-Bang Qian, Li-ying Zhu

2025-05-29T00:49:33+00:00 ― 7 min read

Cosmology and Nongalactic Astrophysics Revisiting Dark Matter Through Galaxy Clusters

A study reveals biases in measuring dark matter during galaxy cluster collisions.

David Wittman, Scott Adler

2025-05-28T17:55:09+00:00 ― 6 min read

Astrophysics of Galaxies The Dance of Active Galactic Nuclei Jets

Exploring the fascinating world of AGN and their jets.

E. Yushkov, I. N. Pashchenko, D. D. Sokoloff

2025-05-28T16:50:24+00:00 ― 6 min read

Astrophysics of Galaxies Shedding Light on Lyman-Alpha Emitters

Understanding galaxies through Lyman-Alpha emitters and their role in the early universe.

C. Moya-Sierralta, J. González-López, L. Infante

2025-05-28T15:19:45+00:00 ― 8 min read

Astrophysics of Galaxies The Mystery of Supermassive Black Holes

New insights challenge our understanding of black hole growth in the universe.

Knud Jahnke

2025-05-28T13:49:06+00:00 ― 5 min read

Astrophysics of Galaxies Measuring Molecular Gas in Starburst Galaxies

Learn how astronomers measure molecular gas in galaxies forming stars rapidly.

Hao-Tse Huang, Allison W. S. Man, Federico Lelli

2025-05-27T23:08:30+00:00 ― 4 min read

Astrophysics of Galaxies Mapping the Radio Sky: A New Approach

A fresh look at radio sources and the Epoch of Reionization.

Jinyang Lin, Zhenghao Zhu, Renyi Ma

2025-05-27T12:46:54+00:00 ― 7 min read

Astrophysics of Galaxies Heating Mechanisms in Low-Metallicity Dwarf Galaxies

Exploring how different heating methods impact gas in dwarf galaxies.

Maxime Varese, Vianney Lebouteiller, Lise Ramambason

2025-05-27T12:33:57+00:00 ― 7 min read

Astrophysics of Galaxies The Connection Between Supernova Brightness and Galaxy Age

This study reveals how host galaxy age affects supernova brightness, shaping cosmic expansion understanding.

Chul Chung, Seunghyun Park, Junhyuk Son

2025-05-27T03:04:09+00:00 ― 7 min read

High Energy Astrophysical Phenomena The Tidal Disruption Events Mystery in E+A Galaxies

Why do E+A galaxies experience so many tidal disruption events?

Odelia Teboul, Hagai Perets

2025-05-26T23:11:03+00:00 ― 8 min read

Astrophysics of Galaxies Gravitational Lensing: More Images, Not Better Models

Researchers find more images do not improve lens models for galaxy clusters.

Derek Perera, John H Miller, Liliya L. R. Williams

2025-05-26T22:58:06+00:00 ― 5 min read

Astrophysics of Galaxies The Interplay of Stars and Black Holes in Galaxies

Exploring how stars and black holes influence each other in the universe.

Leah K. Morabito, R. Kondapally, P. N. Best

2025-05-26T21:14:30+00:00 ― 6 min read

Astrophysics of Galaxies The Dynamics of Galactic Discs

Learn how galactic discs shape the universe through gravity and interaction.

James Binney

2025-05-26T18:00:15+00:00 ― 6 min read

Cosmology and Nongalactic Astrophysics Galactic Dust and the Cosmic Microwave Background

Understanding dust's impact on cosmic observations and the CMB.

Hao Liu, Jia-Rui Li, Yi-Fu Cai

2025-05-26T10:27:00+00:00 ― 7 min read

Astrophysics of Galaxies The Dynamic Duo of the Cosmos: Dual AGNs

Discover the hidden world of dual active galactic nuclei and their significance.

Qiqi Wu, M. Scialpi, Shilong Liao

2025-05-26T02:53:45+00:00 ― 6 min read

Astrophysics of Galaxies Understanding Moving Groups of Stars

Learn about star groups that share a common journey through space.

Xilong Liang, Suk-Jin Yoon, Jingkun Zhao

2025-05-26T02:14:54+00:00 ― 5 min read

Astrophysics of Galaxies Gas Dynamics in the Milky Way's Central Molecular Zone

This study sheds light on gas behavior and star formation in the Milky Way.

Leonardo Chaves-Velasquez, Gilberto C. Gómez, Ángeles Pérez-Villegas

2025-05-25T20:12:18+00:00 ― 6 min read

Astrophysics of Galaxies Studying Galaxy Thickness with JWST Images

Analyzing galaxy shapes and brightness using power spectrum from JWST images.

Bruce G. Elmegreen, Angela Adamo, Varun Bajaj

2025-05-24T21:06:39+00:00 ― 5 min read

Astrophysics of Galaxies Understanding Gas in Star-Forming Galaxies

New research reveals how gas supports star formation in distant galaxies.

Matus Rybak, J. T. Jansen, M. Frias Castillo

2025-05-24T17:26:30+00:00 ― 7 min read

Astrophysics of Galaxies The Complexity of Globular Clusters Revealed

Examining the diverse populations within globular clusters and their formation.

Mirek Giersz, Abbas Askar, Arkadiusz Hypki

2025-05-24T15:42:54+00:00 ― 6 min read

Astrophysics of Galaxies NEXUS: A Groundbreaking Space Project

NEXUS uses JWST to study galaxies and cosmic phenomena.

Ming-Yang Zhuang, Feige Wang, Fengwu Sun

2025-05-24T14:51:06+00:00 ― 4 min read

General Relativity and Quantum Cosmology The Jet Dance of M87's Black Hole

Unraveling the mysteries of M87's supermassive black hole and its energetic jet.

Xiang-Cheng Meng, Chao-Hui Wang, Shao-Wen Wei

2025-05-24T10:06:12+00:00 ― 6 min read

Astrophysics of Galaxies The Secrets of Dwarf Galaxies Revealed

Dwarf galaxies offer insights into the universe's origins and structures.

Andrew B. Pace

2025-05-24T08:22:36+00:00 ― 6 min read

Astrophysics of Galaxies Insights into Star Formation in DDO68

A study on star behavior in low-metallicity galaxy DDO68 reveals new insights.

S. A. Pustilnik, Y. A. Perepelitsyna, A. S. Vinokurov

2025-05-24T08:09:39+00:00 ― 6 min read

Cosmology and Nongalactic Astrophysics A Closer Look at SDSS J0100+1818

Uncover the mysteries of the galaxy SDSS J0100+1818 and its significance in astronomy.

A. Bolamperti, C. Grillo, G. B. Caminha

2025-05-24T03:37:42+00:00 ― 5 min read

Cosmology and Nongalactic Astrophysics Jellyfish Galaxies and Their Cosmic Trails

Jellyfish galaxies reveal secrets of the universe's intracluster medium through their gas tails.

Alessandro Ignesti, Gianfranco Brunetti, Marco Gullieuszik

2025-05-23T23:05:45+00:00 ― 7 min read

Astrophysics of Galaxies WALLABY Survey Reveals Insights on Galaxy Behavior

New data from WALLABY sheds light on the properties of gas-rich galaxies.

N. Deg, N. Arora, K. Spekkens

2025-05-23T22:13:57+00:00 ― 5 min read

Astrophysics of Galaxies New Insights into Blazars: Quasars vs. BL Lacs

Study reveals key differences between quasars and BL Lac objects.

Janhavi Baghel, P. Kharb, T. Hovatta

2025-05-23T20:43:18+00:00 ― 6 min read

High Energy Astrophysical Phenomena Searching for Pairing Black Holes in Galaxies

New methods reveal potential black hole binaries using mid-infrared light.

Di Luo, Ning Jiang, Xin Liu

2025-05-23T19:25:36+00:00 ― 4 min read

Cosmology and Nongalactic Astrophysics Understanding Cosmic Velocities and Their Significance

Explore how scientists study galaxies and cosmic velocities to uncover universe secrets.

Alex Laguë, Mathew S. Madhavacheril, Kendrick M. Smith

2025-05-23T09:55:48+00:00 ― 5 min read

Astrophysics of Galaxies The Hidden Secrets of Galaxy Dust

Uncover the mysteries of dust in galaxies and its impact on our universe.

Jared Siegel, Peter Melchior

2025-05-23T04:57:57+00:00 ― 7 min read

Astrophysics of Galaxies Studying Red, Quiet Galaxies with the Roman Telescope

Learn about the Roman Space Telescope's mission to study red, quiet galaxies.

Zhiyuan Guo, Bhavin Joshi, Chris. W. Walter

2025-05-23T03:40:15+00:00 ― 5 min read

Solar and Stellar Astrophysics Microlensing Events: A Closer Look at Stars

Discover how microlensing reveals hidden stars through unusual light patterns.

Cheongho Han, Andrzej Udalski, Ian A. Bond

2025-05-22T09:58:21+00:00 ― 4 min read

Astrophysics of Galaxies Studying Tidal Tails in NGC 1261 and NGC 1904

Exploring the tidal tails of two globular clusters and what they reveal.

Petra Awad, Ting S. Li, Denis Erkal

2025-05-22T06:44:06+00:00 ― 5 min read

Astrophysics of Galaxies New Tool Classifies Galaxies with Precision

A new method helps classify galaxy activities effectively.

C. Daoutis, A. Zezas, E. Kyritsis

2025-05-22T06:31:09+00:00 ― 4 min read

Astrophysics of Galaxies Hydrogen Clouds and Galactic Magnetic Fields

Scientists study high-velocity clouds and their effects on magnetic fields in the galaxy.

Bailey Forster, Tyler J. Foster, Roland Kothes

2025-05-22T06:18:12+00:00 ― 5 min read

Astrophysics of Galaxies Cataloging Distant Galaxies: A New Frontier

Scientists use advanced tools to study galaxies with new catalog data.

Maya H. Debski, Gregory R. Zeimann, Gary J. Hill

2025-05-22T06:05:15+00:00 ― 7 min read

Astrophysics of Galaxies Gas Dynamics in a Galaxy with an Active Black Hole

A look into gas behavior around a central black hole.

Lingrui Lin, Federico Lelli, Carlos De Breuck

2025-05-22T05:13:27+00:00 ― 7 min read