Amazing colours of the Sahara desert are captured in this photograph taken from onboard the International Space Station. ESA astronaut Alexander Gerst shared this image on Twitter with the comment: "Irrigation in the Sahara Desert looks like a challenging task from up here…".
Alexander Gerst is currently a member of the resident International Space Station Expedition 40 crew. He is spending five and a half months living and working on the ISS for his Blue Dot mission.
Connect with Alexander Gerst on social media via: alexandergerst.esa.int