Galaxies show appetite for growth

The extent to which galaxies consume one another has been revealed in research. Findings from the study help to explain how galaxies such as the Milky Way were formed.

Image: Hubble captures galaxy PGC 18431

There are many galaxies in the universe and although there is plenty of room, they tend to stick together. The Milky Way, for example, is part of a large gathering of more than fifty galaxies known as the Local Group. Galaxy ...

New image brings galaxy diversity to life

A compelling new image from Gemini Observatory peers into the heart of a group of galaxies (VV166) traveling through space together. The variety of galactic forms range from a perfect spiral, to featureless blobs and present, ...

XMM-Newton reveals cosmic collision in the Bullet Group

(Phys.org) —Despite the large distances between them, galaxies rarely exist in isolation. They are mostly found in large assemblies known as groups and clusters. Groups are the smallest gatherings, containing 50 or so galaxies ...

Image: Hot gas sloshing in a galactic cauldron

(Phys.org) —Galaxies are social beasts that are mostly found in groups or clusters – large assemblies of galaxies that are permeated by even larger amounts of diffuse gas. With temperatures of 10 million degrees or more, ...

Hubble sees a vapor of stars

(Phys.org) -- Relatively few galaxies possess the sweeping, luminous spiral arms or brightly glowing center of our home galaxy the Milky Way. In fact, most of the Universe's galaxies look like small, amorphous clouds of vapor. ...

Stars forced to relocate near the Southern Fish

About 100 million light-years away, in the constellation of Piscis Austrinus (the Southern Fish), three galaxies are playing a game of gravitational give-and-take that might ultimately lead to their merger into one enormous ...

What can slime mold teach us about the universe?

What can slime molds tell us about the large-scale structure of the universe and the evolution of galaxies? These things might seem incongruous, yet both are part of nature, and Earthly slime molds seem to have something ...

Image: Hubble captures spiral galaxy NGC 1566

This vibrant Hubble Space Telescope image features the spiral galaxy NGC 1566, sometimes informally referred to as the "Spanish Dancer Galaxy." Like the subject of another recent image, NGC 1566 is a weakly-barred or intermediate ...

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