In about a billion years time they are expected to merge and become an elliptical galaxy.

The nebula looks like a small elliptical galaxy, but it is not.

In his later years he made significant contributions toward understanding the dynamics of elliptical galaxies.

Basically, they are a combinations of spiral and elliptical galaxies.

Elliptical galaxies have the shape of a basketball or football."

Some elliptical galaxies have streams of stars orbiting around them.

Astronomers now see elliptical galaxies as some of the most evolved systems in the universe.

This is a simple model of a (prolate) elliptical galaxy.

With one of her children, an elliptical galaxy, smoldering in the foreground.

Now we know that black holes in elliptical galaxies are efficient as well."

A common form is the elliptical galaxy, which has an ellipse-shaped light profile.

Elliptical galaxies are already largely devoid of this gas, and so form no new stars.

It is an elliptical galaxy and is classified as S0.

A giant elliptical galaxy, part of a large cluster.

Astronomers believe that the merger of two galaxies always results in an elliptical galaxy.

In that case the two galaxies will merge to form a giant elliptical galaxy.

Red giants are common in globular clusters and elliptical galaxies.

As a result, they consist mainly of aging stars (like elliptical galaxies).

Star formation in elliptical galaxies ceased about that time.

It is thought that the two spiral galaxies will merge to become an elliptical galaxy.

The result would therefore be an elliptical galaxy.

Maffei 1 is a slightly flattened core type elliptical galaxy.

Large elliptical galaxies typically have an extensive system of globular clusters.

Unlike the elliptical galaxies, the spiral is rich in dust and gas for the formation of new stars.

The first polar-ring elliptical galaxies were identified in 1978.