<span>Copernicus decided this with more of an educated guess than anything. For example is when your standing right next to a plane it's huge Right? Well when it's flying it looks really small. He used the same reasoning for stars. Since it looks small it must be farther away.</span>
Mass doesn't change, no matter where you take it.
Your first impression of ' 0 ' is totally correct.
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same problem is here also bro i cannot find this plz help anyone