Porte-clés Planet Earth World Globe

For more like this, visit About this design: Over 4.5 billion years old, the Earth is the third planet from the Sun, and is the birthplace and home of all life as we know it. The surface of the"pale blue dot," as Carl Sagan famously refered to our planet, is over 70% water and can be divided in 7 recognized continents. The complex biosphere is expected to continue supporting life for another 500 million to 2.3 billion years, catastrophic natural and/or manmade disaster notwithstanding. The Earth has a single natural satellite, the Moon. Not pictured here.