The only planet in our solar system whose surface has liquid water, covering over 70% of the surface and dividing it into five oceans and seven continents. There is a relatively thick atmosphere composed of 76% nitrogen, 21% oxygen, 1% argon, plus traces of other gases including carbon dioxide and water. |
Earth is the only planet in our solar system, or the known universe whose surface has liquid water, covering over 70% of the surface and dividing it into five oceans and seven continents. There is a relatively thick atmosphere composed of 76% nitrogen, 21% oxygen, 1% argon, plus traces of other gases including carbon dioxide and water. |
*highest point: [Mount Everest]? 8,850 m (1999 est.) |
*highest point: [Mount Everest]? 8,850 m (1999 est.) |
Sun - Mercury - Venus - Earth - Mars - Asteroids - Jupiter - Saturn - Uranus - Neptune - Pluto - Comets |
Sun - Mercury - Venus - Earth - Mars - Asteroids - Jupiter - Saturn - Uranus - Neptune - Pluto - Comets |