Highlights from AAS Nova: 12–25 October 2025

AAS Nova provides brief highlights of recently published articles from the AAS journals, i.e., The Astronomical Journal (AJ), The Astrophysical Journal (ApJ), ApJ Letters, ApJ Supplements, The Planetary Science Journal, and Research Notes of the AAS. The website's intent is to gain broader exposure for AAS authors and to provide astronomy researchers and enthusiasts with summaries of recent, interesting research across a wide range of astronomical fields.

The following are the AAS Nova highlights from the past two weeks; follow the links to read more, or visit AAS Nova for more posts. You can also sign up to receive emails each time a new post is published.

24 October 2025
Planets Can Be Bells: The Aftermath of Major Mergers
New research suggests that giant planets likely ring like bells after they collide with other worlds.

22 October 2025
Shortest-Period Polar Cataclysmic Variable Discovered
Gaia19bxc appears to contain a magnetic white dwarf and a metal-poor star in theory-defying close quarters — a configuration seen for the first time in a cataclysmic variable system.

20 October 2025
Following Up on Flares: Can We Spot Black Hole Mergers in Active Galactic Nucleus Disks?
Astrobites reports on the possibility of merging black holes producing flares within the accretion disks surrounding active supermassive black holes.

17 October 2025
A Strange Brown Dwarf Gets Stranger
A brown dwarf that made headlines for showing signs of auroral activity is back in JWST’s sights — and it’s now doubly interesting.

15 October 2025
Investigation of the First Radio-Bright Off-Nuclear Tidal Disruption Event
The tidal disruption event AT 2024tvd happened outside the nucleus of its host galaxy, indicating the presence of a wandering or recoiling massive black hole. What can radio observations tell us about this unusual event?

13 October 2025
Kickin’ It into Overdrive with Stellar Escapees
Astrobites reports on the explosive origins of hyper-velocity survivor stars.

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