One of these twin stars has likely been snacking on exoplanets
Astronomers have identified a binary star system, HD 81809, where one star shows significantly higher metal concentrations than its sibling. Researchers believe this chemical anomaly is caused by the star consuming an exoplanet.
Why it matters
This discovery provides rare evidence of planetary consumption by stars, offering insights into the evolution and life cycles of binary star systems.
Stars One of these twin stars has likely been snacking on exoplanets News By Robert Lea published 17 June 2026 "Binary systems are like siblings. This is the first binary system to be found with this chemical difference, which is very unusual."
The article is a straightforward report on scientific findings based on peer-reviewed research.
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