|
gptkbp:instance_of
|
gptkb:observatory
gptkb:star
|
|
gptkbp:area
|
1.3 times the radius of the Sun
|
|
gptkbp:atmosphere
|
gptkb:unknown
|
|
gptkbp:average_temperature
|
approximately 5800 K
|
|
gptkbp:country
|
gptkb:Kepler-18b
gptkb:theorem
gptkb:Kepler-18c
gptkb:Kepler-18d
|
|
gptkbp:discovered_by
|
gptkb:Kepler_Space_Telescope
|
|
gptkbp:future_plans
|
future observations with space telescopes
|
|
gptkbp:hosts
|
gptkb:Kepler-18_star
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Kepler-18
|
|
gptkbp:is_located_near
|
300 light-years from Earth
|
|
gptkbp:is_part_of
|
gptkb:Kepler-18_system
gptkb:Milky_Way_galaxy
Kepler mission discoveries
|
|
gptkbp:is_studied_in
|
exoplanet research community
|
|
gptkbp:located_in
|
constellation Cygnus
|
|
gptkbp:mass
|
1.2 times the mass of the Sun
|
|
gptkbp:notable_for
|
having a system of three confirmed planets.
|
|
gptkbp:orbital_period
|
1:2:4 with Kepler-18b, Kepler-18c, and Kepler-18d
|
|
gptkbp:significance
|
studying planetary atmospheres
exoplanet habitability research
studying planetary formation
understanding orbital dynamics
|
|
gptkbp:type_of
|
gptkb:star
|
|
gptkbp:year_created
|
gptkb:2011
|
|
gptkbp:bfsParent
|
gptkb:Kepler-18_system
|
|
gptkbp:bfsLayer
|
5
|