Astronomers have completed a stunning massive photomosaic of our closest celestial neighbor, the Andromeda galaxy, comprised ...

Though we may comfortably reside in the Milky Way, there is a whole lot more ... ever photographs — here are 20 stunning photos from the Andromeda galaxy.

Astronomers have taken a close-up photo of a star outside our own galaxy, the Milky Way, for the first time ... to witness a star’s life in real time," said Gerd Weigelt, an astronomy professor ...

Astronomers have discovered an extraordinary new giant radio galaxy with plasma jets 32 times the size of our Milky Way.

By that metric, the ESA’s Gaia mission is a resounding success. The spacecraft gave us a precise, 3D map of our Milky Way galaxy and has forced us to abandon old ideas and replace them with compelling ...

Astronomers have discovered a giant radio galaxy with plasma jets stretching an incredible 3.3 million light-years—32 times ...

It seemed that these redshifted galaxies were all moving away from the Milky Way. Hubble’s results suggested the farther away a galaxy was, the faster it was moving away from Earth. Hubble got ...

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 ...

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

Astronomers have released the most comprehensive photograph of the Andromeda galaxy, which contains over 200 million stars.

MILES O'BRIEN: Well, Geoff, if you could imagine a baby picture of our own galaxy, the Milky Way, this is probably what it would look like, according to scientists. This is a galaxy that is about ...

After 11 years in solar orbit, the European Space Agency’s Gaia spacecraft has completed its mapping of our Milky Way Galaxy to a precision ... so the picture doesn’t fully add up, he said.