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

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

Giant deep space alien spiral galaxy concept. Loop of high angle revolving galactic stellar milky way supercluster created without third-party elements depicting celestial eternity of the universe.

Giant deep space alien spiral galaxy concept. Loop of high angle revolving galactic stellar milky way supercluster created without third-party elements depicting celestial eternity of the universe.

This stunning image of NGC 6951 is captured by NASA's Hubble Telescope. It is a barred spiral galaxy located in the constellation Cepheus. It is located at a distance of about 75 million light-years ...

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

Somewhere in between, humans realized the universe is much larger than our Milky Way — that the spiral nebulas visible through telescopes were, in fact, other galaxies in their own right. The scale of ...

The new composite image, which combines hundreds of photos from the Hubble Space Telescope, shows the Andromeda Galaxy with ...

The Hubble Space Telescope has provided the most detailed survey of the Andromeda galaxy, revealing new clues about its ...

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