Pandora’s Cluster (Abell 2744) is a giant cluster of galaxies located approximately 4 billion light-years away in the constellation Sculptor. It has an angular size… Read More »Pandora’s Cluster (Abell 2744): A Multi-Cluster Merger
The Cheshire Cat galaxy group (CSWA-2, SDSS J103842.59+484917.7) is a grouping of galaxies located approximately 4.6 billion light-years away in the northern constellation of Ursa… Read More »Cheshire Cat Galaxy Group: A Lens with Personality
The galaxy cluster SMACS 0723 (SMACS J0723.3-7327) is one of the first targets to be imaged by NASA’s James Webb Space Telescope (JWST). The massive… Read More »Webb’s First Deep Field: Galaxy Cluster SMACS 0723