Westerlund 1: Stunning Super Star Cluster Captivates with New NASA Image
September 18 @ 4:01am ET
Westerlund 1, Earth's closest 'super' star cluster, shines in a new NASA image from July 23, 2025. Combining data from Chandra, Webb, and Hubble, it reveals stunning details of massive stars 12,000 light-years away.