Conflicting distance measurements have added to the uncertainty. One data source places one object at 6,500 light years away, ...

The James Webb Space Telescope has captured a mid-infrared picture of Sagittarius A*, filling in a long-standing gap in ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

Image of the supermassive black hole Sagittarius A* (Sgr A*). from the Event Horizon Telescope (EHT) collaboration "has ...

A trio of astronomers from the University of Tokyo and Niigata University have found what they describe as "peculiar embedded ...

In the meantime, there remains a chance to glimpse Gaia through a small telescope before its final retirement. Uwe Lammers, ...

The magnificent Andromeda galaxy (Messier 31), stands out as the most important nearby stellar island to our Milky Way, and ...

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

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

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

The European Space Agency's Milky Way-mapping space mission Gaia, which involves UCL researchers, has completed its ...

An upgrade to one of Australia's most capable radio telescopes is allowing astronomers to hunt for fast radio bursts (FRBs) ...