“The Blue Marble” is a famous photograph of the Earth taken on December 7, 1972, by the crew of the Apollo 17 spacecraft en route to the Moon at a distance of about 29,000 kilometres (18,000 mi). It shows Africa, Antarctica, and the Arabian Peninsula. – NASA/Apollo 17 crew; taken by either Harrison Schmitt or Ron Evans

Related channels: THE MOON, THE SUN, THE SOLAR SYSTEM, MARSSPACE WEATHER