White dwarf stars represent the evolutionary endpoints of medium- and low-mass stars, comprising the dense, electron-degenerate cores left after nuclear fuel exhaustion. In binary systems, ...

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What can binary stars comprised of two different types of stars teach astronomers about stellar evolution? This is what a recent study published in The Astrophysical Journal hopes to address as a team ...

Astrophysicists from MSU (Russia) and his colleagues from Italy and Russian Academy of Sciences have found the first observational evidence for a contracting white dwarf. Constant high spin-up rate of ...

Astronomers have uncovered an extraordinary discovery in the cosmos: a binary star system consisting of two white dwarf stars, located just 150 light-years away from Earth. These stars are on a ...

Astronomers at the University of Toronto (U of T) have discovered the first pairs of white dwarf and main sequence stars—"dead" remnants and "living" stars—in young star clusters. Described in a new ...

Astronomers have found a remarkable pair of stars that may finally prove a long-debated theory. Described in the journal Nature Astronomy, this duo offers the strongest evidence yet that type 1a ...

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 ...

A newly discovered binary system, 1400 light-years away, comprises a brown dwarf orbiting a white dwarf (WD 0032-317). The brown dwarf's extreme temperature (approximately 7,700°C) is primarily due to ...