Spinning stars speedier than expected
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Spinning stars speedier than expected

Asteroseismologists confirm older stars rotate faster than previously thought.

An illustration of a star, with a cutaway showing its internal structure and demonstrating how sound waves travel within the star.
The study of vibrations within stars (called asteroseismology) can be used to measure properties such as a star’s rotation, mass and age. Credit: Mark Garlick / University of Birmingham
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