Whenever we send a ship to the moon it spends time in orbit, circling the moon. While it is in orbit, it is a 'moon' or satellite to our moon. The earth revolves around the sun, the moon revolves...
Yes. Think of it like this, and object, orbiting an object, orbiting an object, orbiting an object. If Earth can orbit the sun with the moon still orbiting the Earth, then what keeps a moon from...