which is the biggest object in the universe
Quasar cluster is challenge to our current understanding, astronomer says. Enlarge. A quasar jets energy in an illustration. A newfound quasar cluster is the universe's biggest known object. Illustration courtesy M. Kornmesser, ESO. Talk about a whopperâastronomers have discovered a structure in the universe so large that modern cosmological theory says it should not exist, a new study says. (Also see Giant 'Blob' Is Largest Thing in Universe [2006].)