ultra-diffuse galaxy
C43414
concept
An ultra-diffuse galaxy is a large, faint galaxy with very low surface brightness and relatively few stars spread over a wide area, making it difficult to detect despite its substantial physical size.
All labels observed (1)
| Label | Occurrences |
|---|---|
| ultra-diffuse galaxy canonical | 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: ultra-diffuse galaxy
Generated description
An ultra-diffuse galaxy is a large, faint galaxy with very low surface brightness and relatively few stars spread over a wide area, making it difficult to detect despite its substantial physical size.
Instances (1)
| Instance | Via concept surface |
|---|---|
| Crater II Dwarf Galaxy | — |