Black hole science in 2025 did not advance in gentle increments. It lurched forward in giant steps, from record shattering ...

For decades, black holes have stood as the most enigmatic objects in the universe, defying our understanding of space, time, ...

Some things in cosmology may simply be unknowable. Why is there something rather than nothing? What lies outside the universe? What is inside a black hole? That last one has been niggling at ...

When black holes emerge out of hiding to feast on their prey and some type of matter is sucked into their celestial maw, they begin to glow brightly. The events, dubbed “extreme nuclear transients,” ...

A gargantuan black hole hiding in a galaxy 5 billion light years away is the most massive that has been directly measured, more than 10,000 times as massive as the supermassive black hole at the ...

Gravitational waves—ripples in space-time caused by violent cosmic events—travel at the speed of light in every direction, eventually fading out like ripples in water. But some events are so ...

Astronomers have decoded the hidden past of a distant red giant star by listening to tiny vibrations in its light, revealing ...

"This is amongst the top 10 most massive black holes ever discovered, and quite possibly the most massive." When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

Black holes have captivated scientists for more than a century. How well do you know these supermassive wonders of the universe? When you purchase through links on our site, we may earn an affiliate ...

"These vibrations told us something unexpected about this star's history." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Using NASA's ...

Astronomers using the James Webb telescope have zoomed in on a 'Little Red Dot' that existed just 500 million years after the Big Bang, and found that it may contain the earliest known black hole in ...