In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic ...

If you look up on a clear night from a darksky location, you might see the Milky Way as a faint band of thousands of stars.

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

Recent studies challenge the long-held belief that the Milky Way is a standard model for understanding galaxy formation, ...

ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.

A trio of astronomers from the University of Tokyo and Niigata University have found what they describe as "peculiar embedded ...

Conflicting distance measurements have added to the uncertainty. One data source places one object at 6,500 light years away, ...

Exoplanets have captured the imagination of the public and scientists alike and as the search continues for more, researchers ...

A radio telescope in South Africa has unearthed a giant galaxy—dubbed a "cosmic megastructure"—with plasma jets that measure ...