Aurora Top images 2014 captured by Alexander Gerst from the ISS

Earth's aurora as seen from the perspective of the International Space Station ISS. The photos were taken by astronaut Alexander Gerst

Alexander Gerst is a European Space Agency (ESA) astronaut currently training for a flight to the International Space Station in May 2014. Alexander will spend six months on the ISS for ESA’s Blue Dot mission. He will become the third German to visit the ISS. Alexander is a geophysicist and a volcanologist.