nostr:npub1jt97tpsul3fp8hvf7zn0vzzysmu9umcrel4hpgflg4vnsytyxwuqt8la9y the centre of the earth could be anything, I found a way that the centre of the ocean is correct to me, but how about this one? It’s a point travelling along a curly squiggly line at 3 million km/h… I am thinking building telescopes that we can use to looking where the line goes is a good idea.