Upper Centaurus–Lupus
E515953
Upper Centaurus–Lupus is a nearby, young stellar subgroup rich in massive, hot stars and ongoing star formation, located within the larger Scorpius–Centaurus OB association.
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
OB subgroup
ⓘ
stellar association ⓘ stellar moving group ⓘ |
| age |
approximately 15 million years
ⓘ
young stellar population ⓘ |
| associatedWith |
local bubble formation scenarios
ⓘ
nearby supernova history ⓘ |
| contains | massive OB stars that have undergone supernova ⓘ |
| distanceFromEarth |
approximately 140 parsecs
ⓘ
approximately 450 light-years ⓘ |
| galacticRegion | Gould Belt region NERFINISHED ⓘ |
| hasMemberCount | several hundred identified stellar members ⓘ |
| hasProperty |
contains A-type stars
ⓘ
contains B-type stars ⓘ contains OB-type stars ⓘ contains low-mass T Tauri stars ⓘ contains pre-main-sequence stars ⓘ expanding association ⓘ kinematically coherent group ⓘ nearby to the Sun ⓘ ongoing star formation ⓘ rich in hot stars ⓘ rich in massive stars ⓘ spatially extended over tens of degrees on the sky ⓘ |
| locatedIn |
Milky Way
ⓘ
Solar neighborhood NERFINISHED ⓘ |
| locatedInConstellation |
Centaurus
NERFINISHED
ⓘ
Lupus NERFINISHED ⓘ |
| memberOf | Scorpius–Centaurus complex NERFINISHED ⓘ |
| neighboringSubgroup |
Lower Centaurus–Crux
NERFINISHED
ⓘ
Upper Scorpius NERFINISHED ⓘ |
| observedBy |
Gaia mission
NERFINISHED
ⓘ
Hipparcos satellite NERFINISHED ⓘ |
| partOf | Scorpius–Centaurus OB association NERFINISHED ⓘ |
| researchTopicIn |
feedback of massive stars on the interstellar medium
ⓘ
initial mass function in young associations ⓘ star formation ⓘ stellar kinematics ⓘ |
| starFormationStatus | recent and possibly ongoing star formation ⓘ |
| stellarPopulation | dominated by B-type and A-type stars with numerous low-mass stars ⓘ |
| usedAs |
benchmark for nearby OB associations
ⓘ
laboratory for studying early stellar evolution ⓘ laboratory for studying massive star feedback ⓘ |
| velocityDispersion | low internal velocity dispersion typical of young associations ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.