|
gptkbp:instance_of
|
gptkb:star
|
|
gptkbp:age
|
approximately 12 billion years
|
|
gptkbp:apparent_magnitude
|
6.2
|
|
gptkbp:associated_with
|
gptkb:Milky_Way_Galaxy
|
|
gptkbp:contains
|
hundreds of thousands of stars
|
|
gptkbp:contains_black_holes
|
possible
|
|
gptkbp:contains_star
|
yes
|
|
gptkbp:diameter
|
approximately 175 light years
|
|
gptkbp:discovered_by
|
gptkb:Jean-Dominique_Maraldi
|
|
gptkbp:discovery_year
|
1746
|
|
gptkbp:distance_from_earth
|
33,600 light years
|
|
gptkbp:exhibition
|
gptkb:New_General_Catalogue
gptkb:Messier_catalog
|
|
gptkbp:has_globular_cluster_members
|
yes
|
|
gptkbp:has_spectral_type
|
various stellar types
|
|
gptkbp:has_supernova
|
no
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
NGC 7078
|
|
gptkbp:image
|
1970s
|
|
gptkbp:is_associated_with
|
various research projects
various astronomical phenomena
|
|
gptkbp:is_known_for
|
its rich star field
its beauty in astrophotography
|
|
gptkbp:is_located_at
|
Declination +12° 10′ 01″
Right Ascension 21h 30m 06s
|
|
gptkbp:is_notable_for
|
its historical significance in astronomy
its dense core
its ancient stars
its high stellar density
|
|
gptkbp:is_observed_in
|
deep-sky observations
various amateur astronomers
|
|
gptkbp:is_part_of
|
gptkb:Galactic_Halo
gptkb:Local_Group
gptkb:Milky_Way's_globular_cluster_system
the Virgo Supercluster
the Local Supercluster
Hubble Space Telescope's survey
the Milky Way's halo population
|
|
gptkbp:is_studied_for
|
dark matter research
its chemical composition
stellar population analysis
its star formation history
its gravitational interactions
its globular cluster dynamics
|
|
gptkbp:is_studied_in
|
stellar evolution
|
|
gptkbp:is_used_in
|
stellar dynamics research
|
|
gptkbp:is_visible_from
|
gptkb:sunglasses
yes
northern hemisphere
long-exposure photographs
|
|
gptkbp:known_as
|
gptkb:M15
|
|
gptkbp:located_in
|
constellation Pegasus
|
|
gptkbp:metallicity
|
[ Fe/ H] = -2.17
|
|
gptkbp:notable_feature
|
high concentration of stars
|
|
gptkbp:observational_location
|
gptkb:Hubble_Space_Telescope
|
|
gptkbp:photography
|
amateur telescopes
|
|
gptkbp:type
|
gptkb:Type_I_globular_cluster
|
|
gptkbp:bfsParent
|
gptkb:M15
gptkb:Messier_15
gptkb:Globular_Clusters
|
|
gptkbp:bfsLayer
|
5
|