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Neptune-like

HD 219134 g

Orbiting HD 219134 | 6.5 parsecs away

2015

Discovered

10.8

Earth Masses

Discovery Information

Discovery MethodRadial Velocity
Discovery Year2,015
Discovery FacilityMultiple Observatories

Orbital Properties

Orbital Period94.2 days
Semi-Major Axis0.3753 AU
Eccentricity0

Physical Properties

Mass (Jupiter)0.034 MJ
Mass (Earth)10.8062 M⊕
Planetary Extremes

Where HD 219134 g sits on the spectrum of all known exoplanets.

Mass10.8 M⊕
FeatherweightColossus
Year Length94.2 days
LightningGlacial
Star Distance0.375 AU
ScorchedFrozen exile
Star System View
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Orbit Comparison
EarthHD 219134 g
Earth: 365.25 days (1 AU)HD 219134 g: 94.2 Earth days (0.375 AU)
Host Star: HD 219134

Spectral TypeK3 V
Effective Temperature4,913 K
Mass0.794 M☉
Radius0.77 R☉
Size vs Sun1.30x smaller
Luminosity0.31 L☉
Luminosity vs Sun3.2x dimmer
Metallicity [Fe/H]0.08
Distance (pc)6.5313 pc
Distance (ly)21.3 light-years

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