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 |
|---|---|
| Eskimo Nebula | emission nebula |
| Medusa Nebula | emission nebula |
|
IC418
surface form:
IC 418
|
emission nebula |
| NGC 2264 | emission nebula |
| IC 2177 | emission nebula |
| Seagull Nebula | emission nebula |
| Sh 2-276 | emission nebula |
| Midnight Sun | — |
| Leonids | meteor shower |
| Delta Aquariids | meteor shower |
|
Leo Minor
surface form:
Leonis Minorids
|
meteor shower |
| Carina Nebula | emission nebula |
| Southern Ring Nebula | emission nebula |
| Sunyaev–Zel’dovich effect | astrophysical effect |
| Spörer Minimum | — |
| GW150914 | astrophysical event |
| GW170814 | astrophysical transient |
| GW170817 | astronomical event |
| MIThenge | astronomical event |
|
MIThenge occurs approximately twice a year
surface form:
MIThenge
|
— |
|
André Danjon
surface form:
Danjon scale
|
astronomical scale |
| Delta Mensids | meteor shower |
| NGC 2032 | emission nebula |
|
Capricornus
surface form:
Alpha Capricornids
|
meteor shower |
| Helix Nebula | emission nebula |
| NGC 7009 | emission nebula |
| Eta Aquariids | meteor shower |
|
planetary nebula NGC 6210
surface form:
NGC 6210
|
emission nebula |
| Tau Herculids | meteor shower |
| Alpha Herculids | meteor shower |
|
supernova SN 1954J
surface form:
SN 1954J
|
luminous blue variable outburst |