Meet Stevenson 218, the largest known star in the universe. This red supergiant is so massive it could engulf our entire solar system out to Saturn. Learn how astronomers measure its size and ...

One of the largest known stars in the universe underwent a dramatic transformation in 2014, new research shows, and may be preparing to explode. A study led by Gonzalo Muñoz-Sanchez at the National ...

One of the largest known stars in the cosmos is poised for catastrophe. After witnessing the massive object undergo a dramatic transformation, a team of astronomers say the star is on the verge of ...

Scientists have observed something strange about one of the largest stars known in the Universe, and they aren’t entirely sure about what it means. WOH G64, a star with a mass 28 times that of the sun ...