astronomical phenomenon
C4776
concept
An astronomical phenomenon is any observable event or process that occurs in outer space or the Earth's atmosphere due to the behavior and interaction of celestial bodies and cosmic forces.
All labels observed (23)
| Label | Occurrences |
|---|---|
| emission nebula | 86 |
| meteor shower | 18 |
| astronomical phenomenon canonical | 7 |
| astronomical event | 6 |
| annual meteor shower | 5 |
| historical astronomical event | 2 |
| historical supernova | 2 |
| annual astronomical event | 1 |
| astronomical scale | 1 |
| astronomical transient | 1 |
| astrophysical effect | 1 |
| astrophysical event | 1 |
| astrophysical phenomenon | 1 |
| astrophysical process | 1 |
| astrophysical transient | 1 |
| comet appearance | 1 |
| galactic dynamics phenomenon | 1 |
| luminous blue variable outburst | 1 |
| nebula photograph | 1 |
| phenomenon in celestial mechanics | 1 |
| planetary storm | 1 |
| solar physics concept | 1 |
| stellar eruption event | 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: astronomical phenomenon
Generated description
An astronomical phenomenon is any observable event or process that occurs in outer space or the Earth's atmosphere due to the behavior and interaction of celestial bodies and cosmic forces.
Instances (131)
| Instance | Via concept surface |
|---|---|
| Caldwell 49 | emission nebula |
| Sharpless 2-275 | emission nebula |
| Sh 2-275 | emission nebula |
| NGC 2246 | emission nebula |
| Nova Stella | historical astronomical event |
| Messier 57 | emission nebula |
| Crab Nebula | emission nebula |
| M42 | emission nebula |
| M43 | emission nebula |
| NGC 1977 | emission nebula |
|
H II regions
surface form:
H II region
|
emission nebula |
|
planetaryNebula IC 1295
surface form:
IC 1295
|
emission nebula |
| NGC 2024 | emission nebula |
| Ring Nebula | emission nebula |
| Flame Nebula | emission nebula |
| Checkmark Nebula | emission nebula |
| M17 | emission nebula |
| Pillars of Creation | nebula photograph |
| Galactic rotation | astrophysical phenomenon |
| M16 | emission nebula |
| Swan Nebula | emission nebula |
| W5 H II region | emission nebula |
| M8 | emission nebula |
| S106 nebula | emission nebula |
| Ophiuchids | meteor shower |
|
Sharpless 2-190 (for associated nebula)
surface form:
Sharpless 2-190
|
emission nebula |
| SN 1604 | historical supernova |
| IC 1805 | emission nebula |
| Pacman Nebula | emission nebula |
| California Nebula | emission nebula |
| Caldwell 20 | emission nebula |
| Heart Nebula | emission nebula |
| Hubble V | emission nebula |
| Pelican Nebula | emission nebula |
| Sharpless 45 | emission nebula |
| NGC 7000 | emission nebula |
|
Carina
surface form:
Carina Nebula
|
emission nebula |
| Canis Majorids | meteor shower |
| NGC 1976 | emission nebula |
| NGC 1499 | emission nebula |
| NGC 2359 | emission nebula |
| NGC 6523 | emission nebula |
|
constellation Hydra
surface form:
Sigma Hydrids
|
meteor shower |
| Sh 2-25 | emission nebula |
| LBN 25 | emission nebula |
| Thor’s Helmet Nebula | emission nebula |
| NGC 1763 | emission nebula |
| IC 1795 | emission nebula |
| IC 1848 | emission nebula |
| Geminids | meteor shower |