In a groundbreaking study published in The Astrophysical Journal, astronomers have discovered high-velocity gas clouds near the M83 spiral galaxy, moving at velocities that differ sharply from the ...

Unusually fast-moving gas clouds near a nearby galaxy suggest they may have come from outside the galaxy. Scientists have ...

NASA's James Webb Space Telescope (JWST) has captured a new image of the titanic collision between two galaxy clusters, known ...

NASA's James Webb Space Telescope (JWST) has produced a new image of the Bullet Cluster, which is a titanic collision between ...

By studying what makes the Milky Way unique, astronomers are hoping to understand our galaxy’s past and unravel the mystery ...

Galaxies have an overall internal motion called disk velocity. It’s how gas, dust, and stars move around the galactic center.

A distant galaxy 12 billion light-years away shows signs of being a jellyfish galaxy, with trailing streams of gas caused by ...

When it comes to star formation, not all galaxies are the same. Some are quenched, meaning they've depleted their star ...

Webb’s new images of the Bullet Cluster reveal the most detailed dark matter map yet, shedding light on cosmic collisions and ...

The most distant known example of what astronomers call a “jellyfish galaxy” has been spotted by NASA’s James Webb Space ...

A new result from the molecular gas survey in the Southern Pinwheel Galaxy M83 using the Atacama Large ...

New observations support the idea that hot, diffuse threads of gas called cosmic filaments connect clusters of galaxies ...