Chapter 1 gives an overview of objects in our Solar System, Galaxy, and Universe, such as: elements in the periodic table, planets, stars, galaxies, galaxy clusters, and more. It engages you in size a...Chapter 1 gives an overview of objects in our Solar System, Galaxy, and Universe, such as: elements in the periodic table, planets, stars, galaxies, galaxy clusters, and more. It engages you in size and distance ranking between astronomical objects and in understanding scales and models of astronomical systems.