The plasma jets of this cosmic giant span 3.3 million light-years from end to end - over 32 times the size of the Milky Way ...

Hubble’s work pushed the field of astronomy forward, starting with his paper demonstrating that some objects exist outside ...

The James Webb Space Telescope (JWST) continues to transform our understanding of the universe. By combining its advanced ...

Recent studies challenge the long-held belief that the Milky Way is a standard model for understanding galaxy formation, ...

Astronomers have achieved a groundbreaking feat by capturing the first clear image of a star in another galaxy. This ...

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

About 100 years after astronomer Edwin Hubble's discovered the "magnificent" spiral nebula, the Hubble Space Telescope and ...

Astronomers have detected a mid-infrared flare from the supermassive black hole at the heart of the Milky Way galaxy for the ...

Gaia was launched on December 19, 2013, and began scanning the stars in July 2014. It mapped over two billion stars, ...

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

A radio telescope in South Africa has unearthed a giant galaxy—dubbed a "cosmic megastructure"—with plasma jets that measure ...

The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth ...