Astronomers have reported observations of a rare star system consisting of one star orbiting a system of three more tightly bound stars. This quadruple star system is described in a new study, ...

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An astronomer from the University of Warwick is to investigate an intriguing type of star system to help drive our understanding of the expanding universe. Dr Ingrid Pelisoli, has received a £1.2 ...

Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of stars are equally common. Physicists can now explain the dearth. Of the more ...