Earth is a planet formed nearly 4.6 billion years ago and life appears on its surface about 1 billion years ago.
History of forming the earth
Previous evidence has been found to show that there was a giant meteorite hitting the Earth, in the area of today's Gulf of Mexico.
The relationship between rubies and jade with special geological conditions forms them, helping us understand more about the history of tectonic plates on Earth.
The mystery that lasted more than half a century about unspecified long traces in the Imbrium impact crater has been explained by the highly detailed analysis of the results