Gravitational lens in galaxy cluster 1ES 0657-55
author: ESO/Novapix
reference: a-amg90-00080
Image Size 300 DPI: 20 * 29 cm
An Arc at z = 3.23 in galaxy cluster 1ES 0657-55. The galaxy cluster 1ES 0657-55 is located in the southern constellation Carina (The Keel), south of the Milky Way band. Its redshift has been measured as z = 0.29. It is a source of strong and very hot X-ray emission and has an asymmetric galaxy distribution, indicating a large mass and recent formation.