An astronomical discovery is shedding new light on an exquisitely-formed star system in our own Milky Way galaxy, featuring two Wolf-Rayet stars. These stars are short-lived and consequently very rare ...

This graphic shows the relative size of the Sun, upper left, compared to the two stars in the binary system known as Wolf-Rayet 140, or WR 140. The O-type star is roughly 30 times the mass of the Sun, ...

Infrared image of Wolf-Rayet binary, dubbed Apep, 8000 light years from Earth. (Credit: European Southern Observatory) Infrared image of Wolf-Rayet binary, dubbed Apep, 8000 light years from Earth.

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Using the Canadian MOST microsatellite, a team of researchers from the Universite de Montreal and the Centre de Recherche en Astrophysique du Quebec (CRAQ, http ...

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THE origin of the emission lines in Wolf–Rayet stars is not entirely understood. There is supporting evidence that the emission arises in either an envelope large relative to the central star or in an ...