Astronomers may have discovered remnants of a lost dwarf galaxy called “Loki” hidden within the Milky Way.

A new study suggests the Milky Way consumed an ancient dwarf galaxy billions of years ago, and its stellar remains may still be embedded within ours.

Astronomers have finally identified where the Milky Way’s star-making activity fades, uncovering a long-sought boundary in ...

To find the end of the Milky Way, scientists looked to the outermost star-formation site, roughly 40,000 light-years from the ...

The Vela Supercluster, in our Milky Way's Zone of Avoidance, is competing gravitationally with other superclusters for the ...

The Milky Way galaxy grew into its current form with the help of smaller galaxies over time, which it has "consumed" or ...

The oldest stars in the Milky Way are forcing a fresh look at one of cosmology’s biggest arguments. If some of them are about 13.6 billion years old, as a new analysis suggests, then the universe ...

The Milky Way is at least 100,000 light-years across, but the new results suggest that the galaxy's star formation takes ...

The Milky Way may not have a sharp edge, but scientists have now found where its star-forming activity largely comes to an ...