The mystery of stalling black holes may finally be solved

From colliding galaxies to supermassive black holes, we take a look at some of the strangest sights in the universe

Get sucked into an astronomical mystery as we get in a spin with the universe’s heaviest objects.

Ten years ago, on 14 September 2015, a new window on the Universe was opened, giving us a novel way of studying exotic, high-energy objects such as black holes and neutron stars: the first direct dete

A supermassive black hole has been discovered that formed when the Universe was just 3 per cent of its current age – around 500 million years after the Big Bang, or 13.3 billion years ago. Found in th

What is normal or ‘ordinary’ matter? When astronomers talk about normal matter, we’re referring to baryons. By that, we just mean ‘the stuff of atoms’ – things like protons and neutrons. How did we fi

Did you know? The nearest black hole is ...