...is the longest running soap opera known to man. there is a lot going on up there, and with this wonderful age of the interwebs, getting to know our galactic role in things can be easier than ever.
for a crash course in the basics, go through
this exercise. that will give you a good basic understanding. then i suggest downloading the
stellarium and playing around with turning on and off the various filters. speed up and reverse the rotation of the virtual earth to watch the movements of the stars across the sky, pick a planet, galaxy, or nebula to zoom in on and see what it looks like. try to identify a constellation or two, and pick a planet out of the night sky.
i was big on astronomy as a kid, so stuff like this is damn cool to me, specially after vaping a bowl or two, then going back and forth between my computer and outside to look upwards.