Of course, the moon and Antares won't be the only celestial sights on May 13. The bright star Arcturus will be visible almost ...

But size doesn’t mean it’s very hot. UY Scuti is a red supergiant, a type of star that's nearing the end of its life. It’s already losing its outer layers, and scientists believe it could ...

When Betelgeuse, a red supergiant star in the constellation Orion, eventually goes supernova—likely within the next 100,000 years—the night sky will light up as if a second sun appeared ...