|
gptkbp:instance_of
|
gptkb:exoplanet
|
|
gptkbp:atmosphere
|
gptkb:unknown
|
|
gptkbp:average_temperature
|
-31 to 12 ° C
|
|
gptkbp:contains_star
|
M3 V
|
|
gptkbp:country
|
gptkb:GJ_581_system
|
|
gptkbp:discovered_by
|
gptkb:D._L._Cochran
|
|
gptkbp:discovery
|
gptkb:Harvard-Smithsonian_Center_for_Astrophysics
gptkb:Keck_Observatory
radial velocity
|
|
gptkbp:discovery_year
|
gptkb:2010
|
|
gptkbp:distance_from_earth
|
20.3 light years
|
|
gptkbp:eccentricity
|
0.0
|
|
gptkbp:future_prospects
|
high
|
|
gptkbp:growth_habit
|
yes
|
|
gptkbp:has_luminosity
|
gptkb:unknown
0.03 L⊙
3400 K
|
|
gptkbp:has_radius
|
1.5 Earth radii
|
|
gptkbp:hosts
|
gptkb:GJ_581
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
GJ 581g
|
|
gptkbp:is_a_planet_in
|
the GJ 581 system
|
|
gptkbp:is_debated_in
|
yes
|
|
gptkbp:is_potentially_habitable
|
gptkb:true
|
|
gptkbp:mass
|
1.5 R⊕
3.1 Earth masses
0.31 M⊙
3.1 M⊕
|
|
gptkbp:metallicity
|
gptkb:unknown
|
|
gptkbp:orbital_altitude
|
0.146 AU
|
|
gptkbp:orbital_inclination
|
not determined
|
|
gptkbp:orbital_period
|
not applicable
36.6
36.6 days
|
|
gptkbp:planetary_classification
|
potentially habitable
|
|
gptkbp:planetary_system_count
|
gptkb:4
|
|
gptkbp:rotation_period
|
gptkb:unknown
|
|
gptkbp:semi_major_axis
|
0.146 AU
|
|
gptkbp:surface
|
gptkb:unknown
|
|
gptkbp:type
|
super-Earth
|
|
gptkbp:year
|
36.6 Earth days
|
|
gptkbp:zone
|
yes
|