galaxy group
C5540
concept
A galaxy group is a gravitationally bound collection of a few to several dozen galaxies, typically smaller and less massive than a galaxy cluster.
All labels observed (12)
| Label | Occurrences |
|---|---|
| galaxy group canonical | 16 |
| compact galaxy group | 3 |
| interacting galaxy system | 2 |
| Sculptor Group galaxy | 1 |
| compact group of galaxies | 1 |
| galactic system | 1 |
| galaxy association | 1 |
| galaxy group component | 1 |
| galaxy group or cluster | 1 |
| galaxy subgroup | 1 |
| interacting galaxy group | 1 |
| small galaxy group | 1 |
Description generation (CDg)
The one-sentence description above was generated by prompting gpt-5.1 with the class name and this instruction.
Instruction
generate a one-sentence description for a given conceptual class. # Response Format Return only the sentence: "Description: [one-sentence description of the conceptional class]"
Input
Class: galaxy group
Generated description
A galaxy group is a gravitationally bound collection of a few to several dozen galaxies, typically smaller and less massive than a galaxy cluster.
Instances (24)
| Instance | Via concept surface |
|---|---|
| Milky Way subgroup | — |
| LG | — |
| Andromeda subgroup | galaxy subgroup |
| M81 Group | — |
| Centaurus A/M83 Group | — |
| Local Group | — |
| Hickson Compact Group 92 | compact galaxy group |
| HCG 92 | compact group of galaxies |
| Magellanic Clouds | galactic system |
| Sculptor Group | — |
|
Stephan's Quintet
linked to:
constellation Pegasus
|
compact galaxy group |
| NGC 6845 | — |
| Messier 51 | interacting galaxy system |
|
Local Group
linked to:
Local Group galaxies
|
— |
| Pisces Cluster | galaxy group or cluster |
| Leo I Group | — |
| Leo II Group | — |
| M66 Group | — |
| NGC 1023 Group | — |
| M96 Group | — |
| NGC 4631 Group | — |
| NGC 5866 Group | — |
| Stephan's Quintet | compact galaxy group |
| NGC 247 | Sculptor Group galaxy |