Take a look at this animated representation of what our solar system looks like. It's so easy to forget that not only are the planets revolving around the Sun, they're all moving together through space.
It's like they're dancing.
It reminds me of a quote from the first Doctor Who episode (well, the first from the new series), where the Doctor is talking to Rose.
"It's like when you're a kid, the first time they tell you that the world is turning and you just can't quite believe it because everything looks like it's standing still. I can feel it ... the turn of the earth. The ground beneath our feet is spinning at a thousand miles an hour. The entire planet is hurtling around the sun at sixty seven thousand miles an hour. And I can feel it. We're falling through space, you and me, clinging to the skin of this tiny little world. And if we let go ..."Trippy, huh?