Day: February 11, 2022

What is the Earth Made of? The third planet from the Sun, Earth, contains large amounts of water. Other planetary bodies in the Solar System contain large quantities of water as well, but Earth has no other known astronomical object that supports liquid surface waters. The oceans cover 71% of Earth’s surface, dwarfing its rivers, lakes, and polar ice. It is the only planet known to have life, making it particularly interesting and important. For more information, read our introduction to the ocean. The earth is made up of four […]