Astronomers found a binary star system, HD 148937, with a younger, magnetic star resulting from a three-star merger.

Astronomers have discovered a unique binary star system, HD 148937, in which one star is magnetic and younger than its non-magnetic companion. Researchers believe that the magnetic star was formed through a stellar merger event, in which the original system consisted of three stars. This violent collision resulted in the merging of the two larger stars, creating a nebula and altering the system's fate.

April 11, 2024
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