Some stars appear to defy time itself. Nestled within ancient star clusters, they shine bluer and brighter than their neighbours, looking far younger than their true age. Known as blue straggler stars, these stellar oddities have puzzled astronomers for more than 70 years. Now, new results using the NASA/ESA Hubble Space Telescope are finally revealing how these “forever young” stars come to be and why they thrive in quieter cosmic neighbourhoods.
The release, images and videos are available on:
https://esahubble.org/news/heic2602/
Kind regards,
ESA/Hubble Information Centre
21 January 2026
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