When galaxies collide, it's not a gentle affair, but it does take millions of years. Over this time, the two massive star ...

In OJ 287, located some 3.5 billion light-years away, the intricate, extreme interplay between the two central supermassive ...

Astronomers had long suspected that certain quasars—those brilliant, otherworldly light sources fueled by supermassive black ...

Scientists have begun to unravel the origin story of a cataclysmic collision between two black holes, which seem to have met ...

When two black holes meet, they are drawn to one another by way of their enormous gravity, initiating a powerful orbital ...

After decades of searching, astronomers have imaged two supermassive black holes in orbit around each other at the heart of ...

Astronomers release first image of two supermassive black holes orbiting each other in quasar OJ287, provide evidence of ...

Scientists have captured the first image of two black holes orbiting each other in the quasar OJ287, confirming a long-held ...

In a historic observation, scientists have recorded the first-ever radio image in which two supermassive black holes can be ...

Astronomers have captured the first radio image of two supermassive black holes orbiting each other within the quasar OJ287, ...

A strange chirp detected by LIGO in 2019 has some scientists searching for answers beyond a simple black hole merger.

Scientists have captured the first direct image of two black holes orbiting each other inside quasar OJ287, confirming a theory debated for over four decades. The discovery, made using data from the ...