Astronomers listened to the ‘music’ of flickering stars – and discovered an unexpected feature

By Claudia Reyes, Postdoctoral Fellow, Research School of Astronomy & Astrophysics, Australian National University

The “music” of starquakes – enormous vibrations caused by bursting bubbles of gas that ripple throughout the bodies of many stars – can reveal far more information about the stars’ histories and inner workings than scientists thought.

In new research published in Nature, we analysed the frequency signatures of starquakes across a broad range of giant stars in the M67 star cluster, almost 3,000 light years from Earth.

Using observations from the Kepler space telescope’s K2 mission, we had a…

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