A far - flung space telescope is peering
into galactic nuclei to spot one for the first time
Not exact matches
If gas falls
into the object, it can heat up and glow, turning the region just outside the black hole
into a quasar — a brilliant
galactic nucleus that can outshine the entire Milky Way.
In addition to the bright and chaotic features, each merging galaxy of NGC 5256 contains an active
galactic nucleus, where gas and other debris are fed
into a hungry supermassive black hole.
Such an «active
galactic nucleus» (AGN) presumably arises when ultrahot gas falls
into a galaxy's central black hole, and common wisdom held that the matter is tipped
into the black hole when galaxies collide.