Neil deGrasse Tyson: If you want a coordinate system, you could use stars. But the stars themselves are moving in space. So it would only work for until they move to a completely and then the coordinate system. Use something that's farther away. How about whole galaxies? That'll anchor your coordinate system for longer,. except Galaxies are big fuzzy things. And how do you get a precise read? And what part of the galaxy are you saying is the spot on the coordinate? We have things in the universe called quasars, really bright, very tiny sources of electromagnetic energy. They're at the edge of the frickin universe. You have the power, power beyond