Webb just clocked nearly 9,000 young star clusters and found the biggest ones break from their birth clouds in 5 million years, a timing clue that could reshape how astronomers model galaxies growing up Space Daily Webb Studies Star Clusters NASA (.gov) Webb Reveals M51’s Rapid Star Cluster Emergence in the Whirlpool Galaxy TechEBlog - CNS Astronomer Daniela Calzetti Looks into the Cradle Where Stars are Born : College of Natural Sciences UMass Amherst Fall into the Whirlpool Galaxy Astronomy Ma