A supernova needs to be at a distance of at least 30 light-years to affect the Earth. If such things happen, our planet’s ...

Betelgeuse’s future supernova won’t harm Earth, but close cosmic explosions could strip our ozone, risking life. Gamma-ray ...

An international team of astronomers has conducted a multiwavelength study of an X-ray binary designated 1eRASS ...

One of the largest known stars, UY Scuti is a red supergiant with a radius 1,700 times that of the Sun, located 9,500 light-years away. Known as “Herschel’s Garnet Star” due to its red hue, Mu Cephei ...

Massive stars about eight times more massive than the sun explode as supernovae at the end of their lives. The explosions, ...