fact about earth

The Earth was formed approximately 4.54 billion years ago and is the only known planet to support life.
Earth is the only planet not named after a god.
The other seven planets in our solar system are all named after Roman gods or goddesses. Although only Mercury, Venus, Mars, Jupiter and Saturn were named during ancient times, because they were visible to the naked eye, the Roman method of naming planets was retained after the discovery of Uranus and Neptune.
There is only one natural satellite of the planet Earth that is moon.
Earth has a powerful magnetic field