Cheshire Cat Galaxy Group
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
Einstein Cross
Einstein Cross
The Einstein Cross is a quasar located 8 billion light-years away in the constellation Pegasus. The quasar is gravitationally lensed by the galaxy ZW 2237+030,… Read More »Einstein Cross