Ophiuchus molecular cloud
E459016
The Ophiuchus molecular cloud is a nearby dense star-forming region rich in gas and dust, notable as one of the closest and most studied nurseries of low-mass stars to Earth.
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
dark nebula
ⓘ
giant molecular cloud complex ⓘ molecular cloud ⓘ star-forming region ⓘ |
| containsObject |
Herbig–Haro objects
NERFINISHED
ⓘ
T Tauri stars NERFINISHED ⓘ brown dwarf candidates ⓘ circumstellar disks ⓘ dense molecular cores ⓘ embedded young stellar objects ⓘ pre-main-sequence stars ⓘ protostars ⓘ |
| containsRegion |
Lynds 1688
NERFINISHED
ⓘ
Lynds 1689 NERFINISHED ⓘ Lynds 1709 NERFINISHED ⓘ Lynds 1712 NERFINISHED ⓘ Lynds 1729 NERFINISHED ⓘ Rho Ophiuchi A NERFINISHED ⓘ Rho Ophiuchi B NERFINISHED ⓘ Rho Ophiuchi C NERFINISHED ⓘ Rho Ophiuchi F NERFINISHED ⓘ ρ Ophiuchi cloud core NERFINISHED ⓘ |
| distanceFromEarth |
approximately 120 parsecs
ⓘ
approximately 390 light-years ⓘ |
| dominantStellarPopulation | low-mass stars ⓘ |
| hasAlternativeName |
Ophiuchus star-forming region
NERFINISHED
ⓘ
ρ Ophiuchi molecular cloud complex NERFINISHED ⓘ |
| hasAngularSize | several degrees on the sky ⓘ |
| hasMass | on the order of 10^4 solar masses ⓘ |
| hasStarFormationMode |
clustered star formation
ⓘ
isolated star formation ⓘ |
| knownFor |
being one of the closest star-forming regions to Earth
ⓘ
dense gas and dust content ⓘ nearby low-mass star formation ⓘ |
| locatedInConstellation | Ophiuchus NERFINISHED ⓘ |
| observedIn |
infrared wavelengths
ⓘ
millimeter wavelengths ⓘ radio wavelengths ⓘ submillimeter wavelengths ⓘ |
| partOf |
Gould Belt
NERFINISHED
ⓘ
local star-forming complex near the Sun ⓘ |
| richIn |
carbon monoxide
ⓘ
dust ⓘ molecular hydrogen ⓘ |
| surveyedBy |
2MASS
NERFINISHED
ⓘ
ALMA NERFINISHED ⓘ Herschel Space Observatory NERFINISHED ⓘ IRAS NERFINISHED ⓘ JCMT NERFINISHED ⓘ Spitzer Space Telescope NERFINISHED ⓘ |
| usedAs |
benchmark region for studies of low-mass star formation
ⓘ
laboratory for studying circumstellar disks ⓘ testbed for protostellar evolution models ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.