Type

Supermassive

Location

In the constellation Leo

Distance

13 billion light-years (4 gigaparsecs)

Mass

2 billion times the mass of the Sun

Size

Larger than the diameter of Neptune's orbit around the Sun

Discovery Methods

• Detection of an accretion disk
• Measuring the motions of gas

ULAS J1120-0641

An artist's concept of ULAS j1120. The bright white streak from center to upper left is a jet of particles from near the central black hole.

Zooming in on the quasar.

This document was last modified: May 13, 2013.