In research published today, Australian scientists have taken a critical step towards understanding why different types of galaxies exist throughout the universe. The research, made possible by ...

There are many types of galaxies. But their shape depends on formation history.

A radio galaxy is a type of galaxy with giant regions of radio emissions that reach far beyond its visible structure. We explore them in more detail here.

The distribution of normal matter precisely determines gravitational acceleration in all common types of galaxies, a team led by Case Western Reserve University researchers reports. The team has ...

The space observatory's latest image shows the Cartwheel galaxy, a ring galaxy located 500 million light-years away that formed when a large spiral galaxy and a small galaxy violently collided.

The space observatory's latest image shows the Cartwheel galaxy, a ring galaxy located 500 million light-years away that formed when a large spiral galaxy and a small galaxy violently collided.