Imagining the Spheres: How we View our Neighbouring WorldsFor thousands of years, the ancients worshiped the "wandering stars" in the sky and until fairly recently these wanderers, the planets, were assumed to be Earth like. Oceans lapped the grey shorelines of the Moon, and sea monsters inhabited the planet wide ocean of Saturn. Yet within a human lifetime, 12 people have walked on the Moon and robotic explorers have radically transformed our understanding of our solar system. As we approach the 50th