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

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

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

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

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

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

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

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

The Andromeda galaxy is a colossal marvel in our sky, hosting over 1 trillion stars. Now, astronomers have used the Hubble ...

In the meantime, there remains a chance to glimpse Gaia through a small telescope before its final retirement. Uwe Lammers, ...

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

Around 2015, astronomers took on the painstaking task of stitching together Hubble Space Telescope images of this galaxy, but that effort had focused on the galaxy's northern half. Still, however, the ...