Astronomers know that if they spot an incredibly luminous quasar, it means a rapidly growing supermassive black hole also is present, and J0529-4351 is the most impressive yet on both counts ...

CAPE CANAVERAL, Fla. (AP) — Astronomers have discovered what may be the brightest object in the universe, a quasar with a black hole at its heart growing so fast that it swallows the equivalent ...