star-forming region
C6324
concept
A star-forming region is a dense, often turbulent area of interstellar gas and dust where gravitational collapse leads to the birth of new stars and planetary systems.
All labels observed (30)
| Label | Occurrences |
|---|---|
| star-forming region canonical | 78 |
| H II region | 72 |
| molecular cloud complex | 13 |
| young star cluster | 12 |
| molecular cloud | 11 |
| diffuse nebula | 10 |
| star cloud | 6 |
| giant molecular cloud | 5 |
| H II region complex | 3 |
| stellar nursery | 3 |
| young massive cluster | 3 |
| young stellar object | 3 |
| giant H II region | 2 |
| giant molecular cloud complex | 2 |
| stellar association subgroup | 2 |
| dark molecular cloud | 1 |
| embedded star cluster | 1 |
| interstellar gas and dust complex | 1 |
| massive star-forming clump | 1 |
| massive star-forming complex | 1 |
| massive star-forming region | 1 |
| molecular cloud filament | 1 |
| molecular cloud subregion | 1 |
| molecularCloud | 1 |
| open cluster with nebulosity | 1 |
| star cluster complex | 1 |
| star-forming nebula | 1 |
| star-forming region complex | 1 |
| stellar cluster embedded in an H II region | 1 |
| subregion of molecular cloud | 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: star-forming region
Generated description
A star-forming region is a dense, often turbulent area of interstellar gas and dust where gravitational collapse leads to the birth of new stars and planetary systems.
Instances (143)
| Instance | Via concept surface |
|---|---|
| NGC 6618 | young star cluster |
| Pacman Nebula | H II region |
| California Nebula | H II region |
| Caldwell 20 | H II region |
| NGC 3766 | young star cluster |
| Cygnus molecular cloud complex | molecular cloud complex |
| Heart Nebula | H II region |
| NGC 6611 | young star cluster |
| Hubble V | H II region |
| NGC 2004 | young star cluster |
| Pelican Nebula | H II region |
| Doradus 30 | H II region |
| Sharpless 45 | H II region |
| NGC 7000 | H II region |
| Delle Caustiche | star cloud |
| NGC 1976 | H II region |
| NGC 1499 | H II region |
| NGC 6523 | H II region |
| NGC 1850 | young massive cluster |
| Upper Scorpius | stellar association subgroup |
| Lower Centaurus–Crux | stellar association subgroup |
| Hourglass region | — |
| Sh 2-25 | H II region |
| LBN 25 | H II region |
| Thor’s Helmet Nebula | H II region |
| W43 Main | — |
| W43 South | — |
| NGC 1763 | H II region |
| Melotte 15 | young star cluster |
| IC 1795 | — |
| IC 1848 | H II region |
| NGC 371 (associated region) | H II region |
| NGC 2264 | — |
| IC 2177 | diffuse nebula |
| NGC 2244 | young star cluster |
| Cone Nebula | molecular cloud |
| Seagull Nebula | H II region |
| B33 | molecular cloud |
| Sh 2-276 | H II region |
| NGC 2183 | — |
| Carina Nebula | H II region |
| NGC 2032 | H II region |
| NGC 2060 | star cluster complex |