Nasa releases pictures of Earth's beauty

Flying over the Gulf of Aden and Horn of Africa, European Space Agency (ESA) astronaut Samantha Cristoforetti took this photo from the International Space Station (ISS)

An image of Yellowstone National Park in the United States was posted by Nasa astronaut Reid Wiseman as he prepared for his return journey to Earth

Shadows from the solar eclipse are reflected on clouds over the Arctic Ocean in images captured by Nasa's Terra satellite on 20 March 2015

The Great Lakes and central United States at night - taken from the ISS by flight engineer Barry Wilmore on 7 December 2014

Flying through an Aurora - European Space Agency astronaut Alexander Gerst posted this on 29 August 2014

Windswept valleys in Northern Africa - another photo taken by Alexander Gerst, this time on 6 July 2014

Warmer weather melts snow and ice on Greenland's glaciers which collect in depressions on the surface to produce these sapphire-coloured ponds

Active dune movements in the Great Sandy Desert in north-western Australia

Night time in Spain and Portugal - the entire Iberian Peninsula captured on 26 July 2014