spiral arm
C5537
concept
A spiral arm is a long, curving region of higher density in a spiral galaxy, containing stars, gas, and dust that trace its characteristic spiral pattern.
All labels observed (2)
| Label | Occurrences |
|---|---|
| spiral arm canonical | 9 |
| spiral arm of the Milky Way | 3 |
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: spiral arm
Generated description
A spiral arm is a long, curving region of higher density in a spiral galaxy, containing stars, gas, and dust that trace its characteristic spiral pattern.
Instances (12)
| Instance | Via concept surface |
|---|---|
| Local Arm | spiral arm of the Milky Way |
| Local Spur | spiral arm of the Milky Way |
| Outer Arm | — |
| Sagittarius Arm | — |
| Norma–Cygnus Arm | — |
| Orion Arm | — |
| Perseus Arm | — |
| Scutum–Centaurus Arm | — |
| Norma Arm | — |
|
Sun is embedded within Local Spur
surface form:
Orion Arm
|
spiral arm of the Milky Way |
| Outer Galactic Arm | — |
| Perseus Spiral Arm | — |