"Theories involving substantial formation of stars prior to or together with the black hole formation and growth are very ...

With the recent first light milestone for the Vera Rubin Observatory, it's only a matter of time before one of astronomy's ...

Scientists have observed a new type of black hole that is too heavy to have been born from a star but still too slim to … The ...

The scientists who precisely measure the position of Earth are in a bit of trouble. Their measurements are essential for the ...

At cosmological scales, Albert Einstein’s theory of general relativity has given scientists an immensely accurate blueprint ...

Hubble spotted a rare off-center black hole shredding a star, revealing the first optical discovery of a wandering ...

Astronomers detect 10 billion-year-old radio waves from a distant galaxy cluster SpARCS1049, revealing a mini-halo that ...

Two international teams zoned in on a potential answer to a decades-long mystery surrounding ephemeral cosmic X-rays.

According to a provocative new study, that might just be our cosmic address. This idea is meant to solve one of the biggest ...

Supermassive black holes usually lurk unseen, but when an unlucky star drifts too close they ignite titanic outbursts ...

A cloud of high-energy particles surrounding a distant galaxy cluster offers a rare glimpse into the forces shaping the early ...

LOFAR detects a faint radio 'mini-halo' from 3.8 billion years ago, revealing how galaxy clusters evolved in the early ...