An Italian astronaut aboard the International Space Station has captured glimpses of New Zealand in images posted on social media this week.

Canadian astronaut Chris Hadfield and American colleague Thomas Marshburn who are avid users of Twitter aboard the International Space Station have taken several stunning photos of New Zealand as they orbit 370km above the Earth.

We are not alone. Scientists have discovered a second blue planet in the Universe, although this one is decidedly inhospitable and unlikely to support life.

Paul Charman salutes Voyager 1's famous gold record.

The path of last month’s devastating tornado through the Oklahoma City suburb of Moore is revealed as a scar across the city in a NASA satellite image.

The first people to make the perilous journey to Mars will have to cope with long periods of boredom, the constant worry of returning safely and the joy/pain of each other's company.

Is working from home really working? Anthony Doesburg reports.

A 46-metre cosmic rock has hurtled safely past Earth this morning.

An asteroid which is to hurtle close to the Earth tomorrow may experience a seismic jolt as it passes through our planet’s gravitational field, scientists suggest.

A 45m-wide chunk of rock is set to whistle by Earth at a distance closer to the planet than some satellites - but there's no need to prepare for the end of the world just yet.

A starstruck Andrew Potter visits the twin space museums of Washington DC.