Researchers say they've discovered the largest known object in the universe, a galactic superstructure called Quipu.

The cosmic superstructure Quipu is more than 13,000 times the length of the Milky Way, and its mass is 200 quadrillion times ...

Three and a half kilometers beneath the Mediterranean Sea, around 80km off the coast of Sicily, lies half of a very unusual telescope called KM3NeT.

The Hubble Space Telescope has captured this striking image of an unusual galaxy with a bullseye structure, as nine rings ...

It is not surprising that there are regions that are more densely populated by galaxies, and regions that are less populated.

In this series, we cover provocative questions in astronomy. This week: the mysterious extragalactic signals known as Fast ...

The research team said these rings likely formed when a smaller galaxy shot through the heart of the Bullseye galaxy roughly ...

Euclid space telescope sent some images back to Earth during an early testing phase. While reviewing the pictures, astronomer ...

An international team of researchers has found dark matter dominating the halos of two supermassive black holes in galaxies ...

In a significant astronomical discovery, researchers found three ultra-faint dwarf galaxies, offering new insights into the ...

Scientists have found dark matter dominating the halos of two supermassive black holes 13 billion light years away.