Mercury is shrinking

Pack your spacesuit and get ready to tick off the must-see sights of the Red Planet

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

The Universe is a big and complex beast, and doesn’t always behave in the way we might expect. So it’s not surprising that there are many misconceptions and misunderstandings about space. Some common

New data suggests that dark energy’s pulling power is changing Dark energy’s pull could be weakening over time, according to new results from the Dark Energy Spectroscopic Instrument (DESI) collaborat

Where did life on Earth begin? That sounds like a relatively straightforward question. Surely life on Earth began… well, on Earth, right? We know this planet had the right conditions for life to arise

Two contrasting visions of humanity’s future in space