minor spiral arm
C5538
concept
A minor spiral arm is a smaller, secondary spiral structure in a disk galaxy that branches from or lies between the main spiral arms, containing stars, gas, and dust but with lower mass and prominence.
All labels observed (3)
| Label | Occurrences |
|---|---|
| spiral arm segment | 3 |
| minor spiral arm canonical | 2 |
| region of the Milky Way galaxy | 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: minor spiral arm
Generated description
A minor spiral arm is a smaller, secondary spiral structure in a disk galaxy that branches from or lies between the main spiral arms, containing stars, gas, and dust but with lower mass and prominence.
Instances (6)
| Instance | Via concept surface |
|---|---|
| Local Arm | — |
| Local Spur | region of the Milky Way galaxy |
| Orion Arm | — |
| Orion Spur | spiral arm segment |
|
Sun is embedded within Local Spur
surface form:
Local Spur
|
spiral arm segment |
| Orion–Cygnus Arm | spiral arm segment |