Messier 17

GPTKB entity

Properties (55)
Predicate Object
gptkbp:instanceOf nebula
gptkbp:appearsIn northern and southern hemispheres
gptkbp:associatedWith star formation
gptkbp:contains young stars
molecular clouds
gptkbp:diameter approximately 15 light years
gptkbp:established gptkb:Jean_Philippe_Loys_de_Chéseaux
gptkbp:exhibits gptkb:New_General_Catalogue
Messier catalog
gptkbp:features dark lanes of dust
bright emission lines
gptkbp:has complex structure
high surface brightness
multiple ionized gas regions
gptkbp:hasRecognition 6.0
gptkbp:hasVariants -16° 11' 30"
https://www.w3.org/2000/01/rdf-schema#label Messier 17
gptkbp:isAccessibleBy gptkb:Earth
small telescopes
gptkbp:isAssociatedWith massive stars
the formation of new stars
gptkbp:isConsidered a stellar nursery
gptkbp:isKnownFor its distinctive shape
its rich emission spectrum
gptkbp:isLocatedNear the Galactic Plane
the_Galactic_Center
gptkbp:isNotableFor its bright colors
gptkbp:isOftenAccompaniedBy a bright nebula
gptkbp:isOftenMadeWith the_Lagoon_Nebula
the_Eagle_Nebula
gptkbp:isOftenUsedIn astronomy publications
gptkbp:isPartOf star-forming region
star cluster
the Milky Way's spiral arms
the_Sagittarius_constellation
the_Sagittarius_star_cloud
gptkbp:isPopularIn amateur astronomy
gptkbp:isServedBy professional astronomers
gptkbp:isStudiedIn spectroscopy
astrophysics
stellar evolution
gptkbp:isUtilizedIn photographic plates
star atlases
gptkbp:isVisitedBy summer months
gptkbp:legalStatus 18h 20m 24s
gptkbp:length approximately 5,000 light years
gptkbp:locatedIn constellation_Sagittarius
gptkbp:partOf Milky Way Galaxy
gptkbp:photography 1890s
various wavelengths
gptkbp:previouslyKnownAs gptkb:Swan_Nebula
gptkb:Omega_Nebula
gptkbp:releaseYear 1745
gptkbp:type H II region
gptkbp:visitedBy gptkb:Hubble_Space_Telescope