Messier 20

GPTKB entity

Statements (50)
Predicate Object
gptkbp:instanceOf nebula
gptkbp:appearsIn star charts
gptkbp:contains young stars
dark lanes of dust
gptkbp:diameter about 40 light years
gptkbp:established gptkb:Charles_Messier
gptkbp:has H II region
complex structure
multiple star clusters
gptkbp:hasRecognition 6.3
https://www.w3.org/2000/01/rdf-schema#label Messier 20
gptkbp:isAccessibleBy gptkb:Northern_Hemisphere
gptkb:Southern_Hemisphere
gptkbp:isAssociatedWith star formation
M20 designation
gptkbp:isAvenueFor chemical composition
gptkbp:isDescribedAs astronomical literature
gptkbp:isExploredIn professional astronomers
gptkbp:isKnownFor its colorful appearance
gptkbp:isLocatedIn astronomy textbooks
declination -23° 01' 50"
right ascension 18h 02m 24s
constellation_Sagittarius
gptkbp:isNotedFor its bright central region
its three distinct regions
gptkbp:isPartOf Milky Way galaxy
interstellar medium
Messier catalog
star forming region
H II region complex
star cluster NGC 6514
gptkbp:isPopularFor amateur astrophotography
gptkbp:isPopularIn astrophotography
gptkbp:isServedBy telescopes
visible light
radio wavelengths
infrared_wavelengths
gptkbp:isStudiedIn astronomy
spectroscopy
stellar evolution
gptkbp:isUtilizedIn gptkb:Messier_list
southern sky
gptkbp:isVisitedBy summer months
gptkbp:length approximately 5,200 light years
gptkbp:photography space telescopes
gptkbp:previouslyKnownAs gptkb:Trifid_Nebula
gptkbp:releaseYear 1764
gptkbp:type emission nebula
gptkbp:visibility binoculars
gptkbp:visitedBy amateur astronomers