Ghost particles of the milky way

New model suggests Hawking radiation is speeding cosmic decay Scientists have long predicted that the Universe’s lifetime is effectively forever – specifically, 101100 years. But now scientists from R

On 23 July 1999, Space Shuttle Columbia launched its heaviest-ever payload: the Chandra X-ray Observatory, a new flagship telescope for NASA. It is the world’s most powerful X-ray telescope, capable o

Neutron stars can suffer quakes far more powerful than anything on Earth

What would you say if intelligent aliens came calling?

Ten years ago, Pluto emerged from the gloom at the Solar System’s ragged edge – and a new world came in from the cold. Five billion kilometres (3 billion miles) from Earth, on 14 July 2015, NASA’s pia

On 29 July 2021, more than four centuries after the invention of the telescope, the man who initiated a revolution in astronomy was finally honoured with a life-sized bronze statue. In the herb garden