
What we have learned after 35 years of NASA hubble | By Ethan Siegel | Start with an explosion! | Jul, 2025
Press in or click to see the image in full size If you look further and further, you also look more and more towards the past. If the number of galaxies, the densities and properties of those galaxies and other cosmic properties, such as the temperature and the expansion rate of the universe, did not…