Back to Catalog
2015
Discovered
4.7
Earth Masses
1.60
Earth Radii
1015
Temperature (K)
Discovery Information
Discovery MethodRadial Velocity
Discovery Year2,015
Discovery FacilityRoque de los Muchachos Observatory
Orbital Properties
Orbital Period3.0929 days
Semi-Major Axis0.0388 AU
Eccentricity0
Inclination85.05 deg
Physical Properties
Mass (Jupiter)0.0149 MJ
Mass (Earth)4.74 M⊕
Radius (Jupiter)0.1429 RJ
Radius (Earth)1.602 R⊕
Density6.34 g/cm3
Eq. Temperature1,015 K
Insolation Flux176.2 S⊕
Planetary Extremes
Where HD 219134 b sits on the spectrum of all known exoplanets.
Mass4.7 M⊕
FeatherweightColossus
Radius1.60 R⊕
TinyEnormous
Temperature1015 K
FrozenInferno
Year Length3.1 days
LightningGlacial
Density6.34 g/cm³
FluffyIron-dense
Star Distance0.039 AU
ScorchedFrozen exile
Star System View
Loading 3D view...
Size Comparison
1.60x Earth's radius (0.14x Jupiter)
Orbit Comparison
Earth: 365.25 days (1 AU)HD 219134 b: 3.1 Earth days (0.039 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
Other Planets in the HD 219134 System
What If You Lived Here?
129.3 kg
Your weight (from 70 kg)
1.85g
Heavy
Every step takes effort. Climbing stairs is exhausting.
3.1 Earth days
Year length
Orange sunrise
Test Your Knowledge
Related Research
Loading papers...