What is earth's size relative to the galaxy?
Earth is a small planets in our solar system.Sun is a star at its center,
There are about 200 to 400 billion stars like sun in milky way galaxy.
Earths diameter is only about 12756 kilometers.
Suns diameter is about 109 times that of Earth.1392530KM.
Milky way is about 1`00,000 light years. l lightyear is the distance traveled by light in one year.