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

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 ...

Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

Astronomers have achieved a groundbreaking feat by capturing the first clear image of a star in another galaxy. This ...

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

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

We can judge the value of any scientific endeavour based on how much of our knowledge it overturns or transforms.

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

To celebrate the 100-year Edwin Hubble discovery that Andromeda was a galaxy outside our own, astronomers release the most ...

About 100 years after astronomer Edwin Hubble's discovered the "magnificent" spiral nebula, the Hubble Space Telescope and ...

Hubble’s work pushed the field of astronomy forward, starting with his paper demonstrating that some objects exist outside ...