|
gptkbp:instance_of
|
gptkb:star
|
|
gptkbp:age
|
approximately 4.85 billion years
|
|
gptkbp:average_temperature
|
approximately 3000 K for Proxima Centauri
approximately 5200 K for Alpha Centauri B
approximately 5790 K for Alpha Centauri A
|
|
gptkbp:constellation
|
gptkb:Centaurus
|
|
gptkbp:contains
|
gptkb:Alpha_Centauri_B
gptkb:Alpha_Centauri_A
gptkb:Proxima_Centauri
|
|
gptkbp:contains_star
|
gptkb:true
|
|
gptkbp:country
|
gptkb:Proxima_Centauri_b
gptkb:true
|
|
gptkbp:discovered_by
|
gptkb:unknown
|
|
gptkbp:distance_from_earth
|
4.37 light years
|
|
gptkbp:has_binary_stars
|
gptkb:true
|
|
gptkbp:has_dust_clouds
|
gptkb:true
|
|
gptkbp:has_historical_significance
|
gptkb:true
first closest star system discovered
|
|
gptkbp:has_luminosity
|
gptkb:true
|
|
gptkbp:has_radius
|
approximately 0.9 solar radii for Alpha Centauri B
approximately 1.5 solar radii for Alpha Centauri A
approximately 0.14 solar radii for Proxima Centauri
|
|
gptkbp:has_spectral_type
|
G2 V for Alpha Centauri A
K1 V for Alpha Centauri B
M5.5 Ve for Proxima Centauri
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Centauri system
|
|
gptkbp:impact
|
gptkb:true
|
|
gptkbp:investigates
|
habitable zone research
|
|
gptkbp:is_analyzed_in
|
stellar dynamics
stellar population studies
|
|
gptkbp:is_associated_with
|
various science fiction works
|
|
gptkbp:is_connected_to
|
gptkb:Physics
|
|
gptkbp:is_considered
|
cosmological models
future interstellar missions
|
|
gptkbp:is_discussed_in
|
gptkb:literature
|
|
gptkbp:is_documented_in
|
astronomical catalogs
|
|
gptkbp:is_examined_in
|
planetary formation theories
|
|
gptkbp:is_explored_in
|
computer simulations
amateur astronomers
space telescopes
potential colonization
|
|
gptkbp:is_featured_in
|
gptkb:documentaries
|
|
gptkbp:is_inhabited_by
|
hypothetical extraterrestrial life
|
|
gptkbp:is_known_for
|
closest star system to Earth
|
|
gptkbp:is_located_in
|
gptkb:Milky_Way_galaxy
|
|
gptkbp:is_monitored_by
|
space agencies
|
|
gptkbp:is_observed_in
|
ground-based telescopes
|
|
gptkbp:is_part_of
|
gptkb:Alpha_Centauri_group
stellar classification studies
local stellar neighborhood
Galactic neighborhood
interstellar studies
|
|
gptkbp:is_part_of_star_catalogs
|
gptkb:true
|
|
gptkbp:is_popular_in
|
gptkb:true
|
|
gptkbp:is_referenced_in
|
gptkb:popular_culture
|
|
gptkbp:is_studied_by_astronomers
|
gptkb:true
|
|
gptkbp:is_studied_for
|
stellar evolution
stellar interactions
|
|
gptkbp:is_studied_in
|
gptkb:astronomy
|
|
gptkbp:is_target_for_future_missions
|
gptkb:true
|
|
gptkbp:is_target_for_seti
|
gptkb:true
|
|
gptkbp:is_used_in
|
astrophysics research
|
|
gptkbp:is_utilized_in
|
exoplanet detection methods
|
|
gptkbp:is_visible_from
|
gptkb:true
yes
southern hemisphere
|
|
gptkbp:mass
|
approximately 2.2 solar masses
|
|
gptkbp:named_after
|
gptkb:Centaurus_constellation
|
|
gptkbp:orbital_inclination
|
varies for each star
|
|
gptkbp:orbital_period
|
varies for each star
|
|
gptkbp:part_of
|
gptkb:Milky_Way_galaxy
|
|
gptkbp:targets
|
gptkb:exoplanet
SETI projects
|
|
gptkbp:type
|
triple star system
|
|
gptkbp:bfsParent
|
gptkb:Alpha_Centauri
|
|
gptkbp:bfsLayer
|
5
|