"The biggest surprise of all was that the black hole was not located inside either of the two nuclei but in the middle. We asked ourselves: How can we make sense of this?" ...

Very massive stars (VMSs) have had a massive impact on the formation of our universe. However, there aren't very many of them, with only around 20 known specimens in the Milky Way and Large Magellanic ...

A collision observed between two black holes, each more massive than a hundred suns, is the largest merger of its kind ever ...

Astronomers have detected the signal of a colossal black hole in deep space that likely formed when two already-large black ...

An international team of physicists discovered the largest-ever merger of 2 black holes through a phenomenon known as gravitational waves.

A collaboration between humanity’s three gravitational wave detectors have identified a black hole merger event that created ...

Two colossal black holes—among the most massive ever seen—collided in deep space, creating gravitational waves that rippled across the cosmos and shook the foundations of astrophysical theory.