>
This is a friendly reminder to read our rules.
Remember, /r/Showerthoughts is for showerthoughts, not "thoughts had in the shower!"
(For an explanation of what a "showerthought" is, please read this page.)
Rule-breaking posts may result in bans. >

You mean the center of the visual sphere, and not the actual center of the volume, right? Most people would go with volume center if they are thinking of the center of a spherical object. >

Yes, that was poorly worded...sorry. My shower thought was, we see a flat disc in the sky but the center of that is 50 earth-diameters closer than the edge.