The galaxy cluster appears hotter and more mature than it should for its young age, challenging what we think we know about ...

Galaxy clusters are formed by a dense packing of many galaxies, making them the most massive structures in the universe.

A massive young galaxy cluster has been found glowing with super-hot gas billions of years earlier than expected, defying current theories.

Scientists uncover the universe’s most massive object, glowing yellow, blue, and pink at 100 million °C, while a true inferno ...

A spiral galaxy, shaped much like our Milky Way, has been found in an era when astronomers believed such well-formed galaxies could not yet exist. Two astronomers from India have identified a ...

This early galaxy hosts as much as 30% of the oxygen of a fully developed, modern-day one. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A ...

Artist’s impression of a forming galaxy cluster in the early universe: radio jets from active galaxies are embedded in a hot ...

NASA's James Webb Space Telescope has revealed yet another marvel from deep in outer space. A galaxy named MoM-z14 has taken the title of most distant galaxy the telescope has captured. It is a ...

A seemingly impossible cluster of more than 30 galaxies crammed into a volume just 500,000 light-years across has been found ...