The blast may have been a kilonova — a type of neutron star merger — in the wake of a more traditional supernova.

For every galaxy that's visible from Earth, there are nine smaller ones that we can't see, even with all the technology we've ...

The supermassive black hole sitting at the heart of our galaxy is considered to be a slumbering giant. However, an ...

Astronomers have revealed a new type of cosmic object called Cloud-9 — a dim, starless gas cloud anchored by a massive dark ...

It's the last clearly observed supernova in the Milky Way, Gassel said.

A s the James Webb Space Telescope (JWST) continues to peer into the origins of our universe, it’s delivering a steady stream ...