In small galaxies, this increase continues into the very center.
Most of these small galaxies may not be related to other ellipticals.
The thought is that it swallowed five small galaxies whole.
"These smaller galaxies are contributing to the buildup of M87."
Slowly he would build his own small galaxy of stars.
When the sensors finally did relay an image of the external arena, it seemed as though a small galaxy was on the move.
The galaxy is the remnant of a merger between two smaller galaxies.
The nebula looks like a small elliptical galaxy, but it is not.
The whole thing was barely the size of a small galaxy.
A billion years ago it had collided with another, slightly smaller galaxy.