“We used a supercomputer to create a synthetic universe and simulated billions of years of evolution, tracing every photon’s path all the way from each cosmic object to Roman’s detectors,” said ...

The goal of this simulation ... HACC models the evolution of the universe, and its code was written so that it could be adapted for whatever is the fastest supercomputer at any given time.

Large-scale structure of the universe resulting from a supercomputer simulation of the evolution of the universe. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news ...