Przybylski's Star (pronounced / p ʃ ɪ ˈ b ɪ l s k iː z / or / ʃ ɪ ˈ b ɪ l s k iː z /), or HD 101065, is a rapidly oscillating Ap star at roughly 356 light-years (109 parsecs) from the Sun in the southern constellation of Centaurus. It has a unique spectrum showing over-abundances of most rare-earth elements, including some short-lived radioactive isotopes, but under-abundances of more common elements such as iron.