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Cecilia Scorza, EU-UNAWE Germany

A Star with a Secret

Very old stars – like those inside the star cluster shown in this new picture – don’t contain many different chemical elements. They mostly contain only the chemical elements hydrogen and helium. But astronomers have found one strange star in this cluster that contains lots of a chemical element called lithium. Astronomers have no idea how it got there


ESO/Acknowledgement: ESO Imaging Survey 



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