This image captures a massive cluster of galaxies called RDCS 1252.9-2927. This galaxy cluster existed when the universe was only 5 billion years old, or about 35 percent of its present age.
Universe Calendar Observing Fascinating Cosmic Wonders

This image captures a massive cluster of galaxies called RDCS 1252.9-2927. This galaxy cluster existed when the universe was only 5 billion years old, or about 35 percent of its present age.