| The
Local Group of Galaxies |
|
|
|
|
|
|
|
|
| • | Galaxies live in clusters |
||||||
| – | Rich clusters: thousands
of galaxies |
||||||
| – | Poor clusters: Fewer than
a thousand |
||||||
|
|
|
| Notice: What type of galaxies are |
||
| most common in the local group? |
||
