1 Billion years old
4.6 billion years ago
About 13,7 billion years ago.
The Earth is believed to have coalesced as a solid body roughly 4.5 billion years ago.
Sciences say that the sun was formed 4,600,000 years ago
13.2 billion years ago.
Earth formed approximately 4.5 billion years ago, not 50 billion years ago or 5 billion years ago. This age estimate is based on radiometric dating of meteorites and rocks on Earth.
The solar system originated about 4.6 billion years ago.
Planets are not actually born, they are formed. In the case of Mars, the date would be about four and a half billion years ago.
No, vertebra life has not existed for more than half a billion to a billion years ago. Dinosaurs first appeared about 230 million years ago and died out 65.5 million years ago.
2.1 billion years ago
Earth did not exist 5 billion years ago. What would become Earth was part of a collapsing cloud of gas and dust that would eventually form the solar system. Earth itself formed about 4.55 billion years ago. When it first formed it was made largely of molten rock.
The Precambrian era began approximately 4.6 billion years ago, at the formation of the Earth, and lasted for about 4 billion years.