<p>Conny Aerts had a hunch, that stars had internal rotation and measuring those rotations could give us rich information about the universe. She was right, and became the "founding mother" of the new field of asteroseismology. And because the vibrations of the stars are waves, they can be rendered as music: what does a red giant star sound like, anyway?</p><ul><li>Guest: Professor Conny Aerts, Institute of Astronomy at the University of Leuven</li><li>Producer: Alex Tighe</li></ul>