You will know the objects in our Galaxy: Stars; Star Clusters; Nebulae. You will know the shape of our Galaxy and that its major components are the bulge, disk, and halo. You will know where we fit wi...You will know the objects in our Galaxy: Stars; Star Clusters; Nebulae. You will know the shape of our Galaxy and that its major components are the bulge, disk, and halo. You will know where we fit within our Galaxy