M8
E479068
M8, better known as the Lagoon Nebula, is a large, bright emission nebula and active star-forming region located in the constellation Sagittarius.
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
H II region
ⓘ
Messier object ⓘ NGC object ⓘ emission nebula ⓘ star-forming region ⓘ |
| angularSize | approximately 90 by 40 arcminutes ⓘ |
| apparentMagnitudeV | 6.0 ⓘ |
| bestSeenIn | summer months in the Northern Hemisphere ⓘ |
| canBeSeenWith |
binoculars under dark skies
ⓘ
small telescopes ⓘ |
| cataloguedBy | Charles Messier NERFINISHED ⓘ |
| contains |
Hourglass Nebula
NERFINISHED
ⓘ
bright emission regions ⓘ dark dust lanes ⓘ open cluster NGC 6530 NERFINISHED ⓘ young massive stars ⓘ |
| declination | −24° 23′ ⓘ |
| discoveredBy | Giovanni Battista Hodierna NERFINISHED ⓘ |
| discoveryDate | before 1654 ⓘ |
| distanceFromEarth |
about 1,250 parsecs
ⓘ
about 4,100 light-years ⓘ |
| excitedBy | ultraviolet radiation from massive stars ⓘ |
| hasAlternativeName |
Lagoon Nebula
NERFINISHED
ⓘ
M 8 ⓘ Messier 8 NERFINISHED ⓘ NGC 6523 NERFINISHED ⓘ |
| hasColor | pinkish-red in optical images ⓘ |
| hasNotableFeature |
large central lagoon-like dark lane
ⓘ
prominent Hourglass Nebula core ⓘ |
| hasSpectralType | H II emission ⓘ |
| isIonizedBy | hot O-type stars ⓘ |
| isPopularFor | amateur astronomy observations ⓘ |
| isRegionOf | active star formation ⓘ |
| locatedIn |
Milky Way
ⓘ
Sagittarius Arm NERFINISHED ⓘ |
| locatedInConstellation | Sagittarius NERFINISHED ⓘ |
| messierNumber | 8 ⓘ |
| ngcNumber | 6523 ⓘ |
| observedInWavelength |
infrared
ⓘ
optical ⓘ radio ⓘ |
| partOf | Sagittarius star-forming complex NERFINISHED ⓘ |
| rightAscension | 18h 03m ⓘ |
| visibleFrom |
Southern Hemisphere
NERFINISHED
ⓘ
low northern latitudes ⓘ |
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.