A Star’s Death by a Thousand Cuts: The Runaway Stellar Destruction of AT2023uqm

A Star’s Death by a Thousand Cuts: The Runaway Stellar Destruction of AT2023uqm

Published: November 3, 2025

Duration: 13:19

In this episode, we dive into the fascinating and violent world of galactic centers with the discovery of **AT2023uqm**, a new nuclear transient offering unprecedented insights into stellar consumption by supermassive black holes (SMBHs).


AT2023uqm is only the second confirmed case of a star undergoing **repeated partial tidal disruption events (rpTDEs)**, where a star on a bound, eccentric orbit repeatedly loses its outer layers as it approaches the SMBH.


**What makes AT2023uqm unique?**

Unlike its predecessor, AT2023uqm exhibits a novel behavior: a nearly...