The discovery of the brightest quasar in the early universe, powered by the most massive black hole yet known at that time presents a puzzle to researchers: How could something so massive and luminous form so early in the universe, only 900 million years after the Big Bang?
For years, scientists have been trying to give computers the ability to see just as well as humans. A UA cognitive scientist who studies human vision is working toward that goal as part of a multidisciplinary, multi-institutional research team.
With the renowned Arizona State Museum as its centerpiece, the UA program is consistently ranked in the nation's top five and includes four Regents' Professors.
The new images show a complex structure in the inner disk, previously unexplored in visible light. These allow astronomers to study the structure of the dust disk closer to the star than before.