The final messages sent to Gaia will continue to be carried out into space as the observatory sleeps, and as data from it ...

In the dense heart of the Milky Way, not only does a supermassive black hole reign, but a cloud of stellar-mass black holes ...

After more than a decade of mapping the stars, the European spacecraft was shut down on Thursday. But its legacy lives on.

"Could our galaxy one day experience similar high-energy phenomena that will have serious consequences for the survival of ...

Astronomers say they have traced a mysterious pulsing in the Milky Way to a surprising source: a dead star locked in a dance ...

The spiral galaxy 2MASX J23453268−0449256 is located nearly 1 billion light-years away from Earth, and measures about three ...

Aterrifying glimpse of a possible fate for our galaxy, the Milky Way, has come to light thanks to the discovery of a cosmic ...

Space is a big place and there's lots of strange stuff out there, but scientists aren't quite sure where these massive space bubbles came from.

Researchers conducted the first-ever near-infrared analysis of an extragalactic recurrent nova and found it is one of the ...

Astronomers have constructed the first detailed 3D map of the properties of cosmic dust in our home galaxy. For their map, the astronomers used 130 million spectra from ESA's Gaia mission, results ...

After more than a decade mapping out our home galaxy, the Gaia space telescope was powered down and sent into "retirement orbit" around the Sun on Thursday, the European Space Agency said.

Breathtaking photos of this month's total lunar eclipse capture a blood red moon and star-studded Milky Way over NOIRLab's ...