in the constellation Ophiuchus
870 million to 2 billion times the mass of the Sun
Diameter roughly equal to the diameter of Uranus' or Neptune's orbit around the Sun
A combined X-ray and optical view of NGC 6240. The purple is produced by X-rays from gas that's been heated by radiation from vigorous young stars in the merging galaxies. [NASA/CXC/SAO/E.Nardini et al/STScI]
This document was last modified: May 1, 2013.