Michele Trenti , an astronomer who was not involved in the study but provided commentary published with the report , says that the discovery of the distant galaxy represents a Scientists hope to find older galaxies ; however , closer to the Big Bang , fewer exist and they are dimmer on average .
Michele Trenti , an astronomer who was not involved in the study but provided commentary published with the report , says that the discovery of the distant galaxy is `` a fundamental leap forward in observational cosmology '' .