Astronomers have spotted for the first time an elliptical galaxy with two fairly round rings. PGC 1000714 (center). Image credit: Centre de Données astronomiques de Strasbourg / SIMBAD / SDSS 9. The galaxy in question is called PGC 1000714 (also known as 2MASX J11231643−0840067). It lies in the small constellation Crater, about 372 million light-years away, and belongs to a class of rarely observed, Hoag-type galaxies. “Hoag-type galaxies, which...