A bright, compact, spherical cluster of stars in colors of white, blue and red.

C78 – NGC 6541

This image of globular star cluster Caldwell 78, also known as NGC 6541, is a composite of observations taken in visible and ultraviolet light by Hubble’s Wide Field Camera 3. These observations were made to better characterize the cluster’s stellar populations.

Credits: NASA, ESA, and G. Piotto (Università degli Studi di Padova); Processing: Gladys Kober (NASA/Catholic University of America)