nebula

C16565
concept

A nebula is a vast cloud of gas and dust in space, often serving as a stellar nursery where new stars are born.

All labels observed (10)

Label Occurrences
nebula canonical 12
bipolar nebula 1
interstellar nebula 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: nebula
Generated description
A nebula is a vast cloud of gas and dust in space, often serving as a stellar nursery where new stars are born.

Instances (21)

Instance Via concept surface
NGC 281
Lagoon Nebula
30 Doradus
IC418
linked to: Lepus
planetaryNebula
Herbig–Haro object shock-excited nebula
M20
NGC 6726
NGC 2237–9 nebula region
Running Man Nebula
NGC 2023
S106 nebula bipolar nebula
NGC 2359
NGC 6523
Hourglass region nebular core
IC 1848
Hubble’s Variable Nebula
NGC 2261 variable nebula
Sh 2-276 interstellar nebula
Nova Cygni 1886 nova
IC 349
Pleiades reflection nebulae reflection nebulae