Citizen scientist discovers unusual ancient white dwarf star

The white dwarf is surrounded by a ring of dust and debris and is making astronomers rethink the how planetary systems form

What is an accretion disk?

Often found around a star or black hole, we find out what an accretion disc is

Einstein predicted gravitational lensing over one hundred years ago

A white dwarf has been found lashing its red dwarf companion with a mysterious ray

Scientists have determined the likely cause for the most recent supernova in our galaxy

We caught up with Paul McNamara, lead scientist of LISA Pathfinder, before the mission’s launch

The shimmering colours visible in this new shot show off the object’s remarkable complexity

An alien world that looks billions of years younger than its actual age may have been found

We find out the answer to this intriguing question

Josh Barker from the National Space Centre answers this one for us.

Could worlds brimming with life orbit the dead stars known as white dwarfs? A duo of theoretical scientists think it’s possible.