Add Yahoo as a preferred source to see more of our stories on Google. A developing galaxy cluster dating to about 1 billion years after the Big Bang is shown in this handout image released on January ...

Astronomers have identified a compact, superheated galaxy in the early universe that is churning out new suns at roughly 180 times the rate of the Milky Way, turning a tiny patch of sky into a cosmic ...

For decades, astronomers have cast galaxy mergers as the universe's ultimate relationship drama: two galaxies collide, chaos ...

It's 7 billion years ago, and the universe's heyday of star formation is beginning to slow. What might our Milky Way galaxy have looked like at that time? Astronomers have found clues in the form of a ...

Most galaxy collisions do not cause galaxies to stop making new stars. A galaxy’s central black hole and its slow, long-term ...

New images show a galaxy forming that is similar to what our Milky Way’s mass might have been at the same stage of development. Nasa’s James Webb Space Telescope has detected and “weighed” a galaxy ...

Stunning new photographs by a team of astronomers have revealed a newly forming galaxy that looks remarkably similar to a young Milky Way. The extraordinary images give us an unprecedented picture of ...

A black hole may be stirring a "pot" of gas containing a neighboring galaxy in the early universe, according to a new study ...

The irregular spiral galaxy NGC 5486 hangs against a background of dim, distant galaxies in this image from the NASA/ESA Hubble Space Telescope. The tenuous disc of the galaxy is threaded through with ...

An international team of astronomers led by Masami Ouchi at the University of Tokyo has discovered a vigorous, star-forming galaxy that existed about 750 million years after the Big Bang. This galaxy, ...

A lot is known about galaxies. We know, for instance, that the stars within them are shaped from a blend of old star dust and molecules suspended in gas. What remains a mystery, however, is the ...