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Dwarf galaxies linked by massive intergalactic gas bridge

09.24.25 | International Centre for Radio Astronomy Research
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Professor Lister Staveley-Smith explains the discovery of a bridge of gas between two galaxies Credit: ICRAR

Monthly Notices of the Royal Astronomical Society

10.1093/mnras/staf1443

Meta-analysis

Not applicable

WALLABY pilot survey: the extensive interaction of NGC 4532 and DDO 137 with the Virgo cluster

23-Sep-2025

Additional Media

NGC4532_DDO137.png
Caption:(Left) Radio galaxy image of neutral hydrogen in and around the NGC 4532 / DDO 137 using ASKAP.  (RIGHT) An optical image of the galaxy from the Legacy Surveys. Credit: Credit: ICRAR and D.Lang (Perimeter Institute).
CSIRO’s ASKAP radio telescope
CSIRO’s ASKAP radio telescope on Wajarri Yamaji Country. Credit: Alex Cherney/CSIRO
Galaxies optical and radio.jpg
An image of the diffuse hydrogen emission seen by ASKAP overlaid with an optical image of the region. Credit: ICRAR, N. Deg, Legacy Surveys (D.Lang / Perimeter Institute).
A rotating pseudo-three-dimensional visualisation of the interacting system of NGC 4532 and DDO 137. A faint bridge of gas extends between the two galaxies. Credit: Credit: ICRAR

Keywords

Dwarf Galaxies Galactic Clusters Galaxies Observational Astronomy Observational Astrophysics Outer Space

Article Information

Journal
Monthly Notices of the Royal Astronomical Society
DOI
10.1093/mnras/staf1443
Method of Research
Meta-analysis
Subject of Research
Not applicable
Article Publication Date
2025-09-23
Article Title
WALLABY pilot survey: the extensive interaction of NGC 4532 and DDO 137 with the Virgo cluster

Contact Information

Charlene D'Monte
International Centre for Radio Astronomy Research
communications@icrar.org

Source

This article is based on a news release from International Centre for Radio Astronomy Research. BrightSurf curates and republishes science news from research institutions worldwide; the original release is linked below.

Original Source
https://www.icrar.org/gas-bridge/

How to Cite This Article

APA:
International Centre for Radio Astronomy Research. (2025, September 24). Dwarf galaxies linked by massive intergalactic gas bridge. Brightsurf News. https://www.brightsurf.com/news/1WRP4N9L/dwarf-galaxies-linked-by-massive-intergalactic-gas-bridge.html
MLA:
"Dwarf galaxies linked by massive intergalactic gas bridge." Brightsurf News, Sep. 24 2025, https://www.brightsurf.com/news/1WRP4N9L/dwarf-galaxies-linked-by-massive-intergalactic-gas-bridge.html.