Tour guide to mars

Mars once had vast oceans on its surface. Then its magnetic field weakened, its atmosphere thinned, and its water vanished. But the numbers don’t add up. For the Red Planet to have transformed from a

Two contrasting visions of humanity’s future in space

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

With the May episode of The Sky at Night looking at all things Mars, presenter George Dransfield asks why so many people are drawn to the Red Planet What’s the first thing that comes to mind when you

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

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