The first shaping of the universe was into those great galactic systems of fiery energy that constitute the starry heavens. (religion-online.org)
The shape of the universe can be determined by measuring the average density of matter within it, assuming that all matter is evenly distributed, rather than the distortions caused by «dense» objects such as galaxies. (sciencedaily.com)
We now know the shape of the universe (flat) and the average density of matter and energy (critical density), and yet we don't know what will happen. (discovermagazine.com)