Nova Ophiuchi 1977, V2107 Ophiuchi, XN Oph77
In the constellation Ophiuchus
5 to 7 times the mass of the Sun
Diameter roughly 20 miles (35 km), equal to the size of a large city
Artistís concept of an X-ray binary consisting of a fairly small, low-mass star and a black hole. The black hole is encircled by a disk of hot gas, while jets of charged particles shoot into space from the black holeís poles. [NASA/Dana Berry]
This document was last modified: January 13, 2011.