 Still to come, how your smartphone can tell the difference between your finger and your bum, and why songs from your past remain lodged between your ears, irritating earworms and how to get rid of them. That's all coming up after this. There you are. I'm Noah, and I've been staring into the night sky, counting all the celestial objects in our solar system to reveal which planet has the most moons. We gave you three to choose from. They were