A terrifying glimpse at one potential fate of our Milky Way galaxy has come to light thanks to the discovery of a cosmic ...

Europe's space agency, ESA, has retired the Gaia satellite after more than nine years of service. Launched in 2013, Gaia ...

The European Space Agency is releasing the most detailed star chart yet for the Milky Way and neighboring galaxies. The data released Wednesday include high-precision measurements of almost 1.7 ...

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

A cosmic anomaly detected in a distant galaxy could portend a terrifying future for life in the Milky Way. The discovery suggests that our models of galactic evolution could be inaccurate.

"Unlike any objects we know, these filaments really surprised us. Since then, we have been pondering what they are." ...

Astronomers have discovered strong evidence for the closest supermassive black hole outside of the Milky Way galaxy. This giant black hole is located in the Large Magellanic Cloud, one of the ...