Add Yahoo as a preferred source to see more of our stories on Google. Illustration of a yellow star and a blue star circling close to each other. Astronomers may have solved the mystery of how some of ...

Artistic image of a binary system of a red giant star and a younger companion that can merge to produce a blue supergiant. B-type blue supergiants are very luminous and hot stars (at least 10,000 ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Some of the brightest and hottest stars in existence may be formed by ...

Blue supergiants are rock-and-roll: they live fast and die young. This makes them rare and difficult to study. Before space telescopes were invented, few blue supergiants had been observed, so our ...

Stars are the basic elements of construction of galaxies, and therefore of the observable universe. Among the different types of stars there are some whose mass is more than 8 times the mass of the ...

BERKELEY – Twenty years ago next month, the closest and brightest supernova in four centuries lit up the southern sky, wowing astronomers and the public alike. A Luminous Blue Variable star named ...