Type

Supermassive

Location

In the constellation Virgo

Distance

75 million light-years (23 megaparsecs)

Mass

300 million times the mass of the Sun

Size

Diameter equal to the diameter of Jupiter’s orbit around the Sun

Discovery Methods

• Measuring the motions of gas
• Measuring the motions of stars

A ground-based view of NGC 4342. [SDSS]

This document was last modified: November 28, 2012.