Checkmark Nebula
E465449
The Checkmark Nebula is a bright star-forming emission nebula in the constellation Sagittarius, notable for its distinctive shape and association with the Omega Nebula (M17) region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Checkmark Nebula canonical | 3 |
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
emission nebula
ⓘ
star-forming region ⓘ |
| associatedWith |
M17
NERFINISHED
ⓘ
Omega Nebula NERFINISHED ⓘ |
| category | Galactic nebula ⓘ |
| composedPrimarilyOf | hydrogen gas ⓘ |
| contains |
interstellar dust
ⓘ
ionized gas ⓘ young stars ⓘ |
| emits | hydrogen-alpha radiation ⓘ |
| environment | molecular cloud complex ⓘ |
| hasAppearance | bright emission structure ⓘ |
| hasColor | reddish in visible light ⓘ |
| hasPhysicalProcess |
gas ionization by massive stars
ⓘ
stellar feedback ⓘ |
| hasShape | checkmark-like ⓘ |
| isObservedIn |
infrared wavelengths
ⓘ
optical wavelengths ⓘ |
| isPartOf | Milky Way NERFINISHED ⓘ |
| isRegionOf | active star formation ⓘ |
| isTypeOf | H II region ⓘ |
| locatedIn | Sagittarius Arm of the Milky Way NERFINISHED ⓘ |
| locatedInConstellation | Sagittarius NERFINISHED ⓘ |
| near | Omega Nebula core ⓘ |
| partOf | M17 star-forming complex NERFINISHED ⓘ |
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.