How the rocks ended up there will be a 'mystery forever'.

'Smartphones are part of life, they're everywhere and they're not going anywhere.'

Beyond Neptune, a smaller 'ninth' planet has been identified in the Kuiper Belt.

Nasa will closely monitor the asteroid.

'It's very difficult for families to deal with these diseases, they are devastating, so to see babies born at the end of this is just amazing really.'

How the rocks ended up there will be a 'mystery forever'.

'Smartphones are part of life, they're everywhere and they're not going anywhere.'

Beyond Neptune, a smaller 'ninth' planet has been identified in the Kuiper Belt.

Nasa will closely monitor the asteroid.

'It's very difficult for families to deal with these diseases, they are devastating, so to see babies born at the end of this is just amazing really.'