Question

who gave the name this planet as Earth

Answer 1

Earth is the only planet whose English name does not derive from Greek/Roman mythology. The name derives from Old English and Germanic. There are hundreds of other names for earth in other languages. In Roman Mythology, the goddess of the earth us Tellus - the fertile soil (Greek : Gaia - terra mater - mother earth). It was not until the time of Copernicus (the 16th century) that it was understood that earth was just another planet