Solar System Quiz
The Solar System! Where would we be without it? Well, pretty much nowhere, it turns out. Our solar system has beguiled, intrigued, fascinated and frustrated astronomers since the dawn of rational thought, but how much do you know about this vast interplanetary region? Take on this quiz and find out for good.
Scientists have found Martian rock on Earth! Don’t worry though, it’s probably not an alien invasion, but more likely a consequence of rock being flung out by massive volcano eruptions or asteroid collisions.