NASA's Hubble Space Telescope has spied three young stars shining through a nebula as they orbit each other, one of which is about to ignite. This "glittering cosmic geode" triple-star system ...

Astronomers have reached deeper into the heart of a brilliant cosmic engine than ever before, using NASA’s Hubble Space Telescope to capture a rare, close-up view of a quasar’s core.

The image taken by the Hubble Space Telescope shows the spiral galaxy around 30 million light-years away up close, in all its glory. A variety of strange phenomena have been spotted in the depths ...