Modern astronomy says 104 million miles. Copernicus said sun is stationary. Other astronomers say whole solar system is moving. North Pole in center and South Pole is spread around edge. When go around the world you travel around the circle.
Objects seem to disappear when they go away because of the laws of perspective.
The further the object is the smaller it gets. They assert that Earth cannot be moving through space. Everything would blow away. Common sense supports the notion of a stationary earth that is flat. For further information, including membership details, follow the appropriate links below.