Add Yahoo as a preferred source to see more of our stories on Google. A vast, unexplained object has been spotted in our galaxy. The object is probably the most massive neutron star ever observed, or ...

A graphic showing an object (in red) as it approaches a black hole. In the center of our galaxy, the black hole's intense gravity is stretching apart this cloud of gas and dust, dubbed "X7." Credit: W ...

Discovering a young galaxy, less than 6 billion years old, but whose stars are as mature as those of our Milky Way: this is ...

Add Yahoo as a preferred source to see more of our stories on Google. Astronomers recently discovered a never-before-seen celestial phenomenon hiding in our own cosmic backyard. The mystery object, ...

Using the James Webb Space Telescope (JWST), astronomers have spotted a very bright and mysterious object that could be a galaxy that emerged just 100 million years after the Big Bang, which would ...