A 'Speedy Little Star' May Be on Course to Escape Our GalaxyThe so-called hypervelocity object, which is either a low-mass star or a brown dwarf, is traveling through the Milky Way at around a million miles an hour.
Source: A 'Speedy Little Star' May Be on Course to Escape Our Galaxy (https://www.nytimes.com/2024/08/21/science/speeding-star-escape-galaxy.html)