NASA's Hubble Telescope Reaches Milestone, Looks for Elusive Supernova

Fecha de publicación: 23 de septiembre de 2026, 18:45

An image from NASA's Hubble Space Telescope of galaxy cluster MACS J0417 is part of repeated observations to monitor for the reappearance of supernova Athena, which can help astronomers measure the expansion rate of the universe.