An image of LX Cyg and its surroundings, obtained with the 80cm telescope at the University of Vienna Observatory. Credit: Stefan Uttenthaler et al./University of Vienna
A carbon star is a giant red star nearing the end of its life, with an atmosphere containing more carbon than oxygen. LX Cygni could be an interesting example of an object that is currently in the process of transitioning into a carbon star. “These observations are important to understand the chemical evolution of the universe, because most of the carbon in the universe is thought to come from stars just like LX Cygni,” Uttenthaler said.
Most of the carbon in our bodies comes from an earlier generation of stars such as LX Cygni...
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