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2021
Discovered
53.8
Earth Masses
8.40
Earth Radii
125
Temperature (K)
Discovery Information
Discovery MethodRadial Velocity
Discovery Year2,021
Discovery FacilityW. M. Keck Observatory
Orbital Properties
Orbital Period749.83 days
Semi-Major Axis1.4 AU
Eccentricity0.105
Physical Properties
Mass (Jupiter)0.1694 MJ
Mass (Earth)53.83 M⊕
Radius (Jupiter)0.7494 RJ
Radius (Earth)8.4 R⊕
Eq. Temperature124.7 K
Planetary Extremes
Where GJ 414 A c sits on the spectrum of all known exoplanets.
Mass53.8 M⊕
FeatherweightColossus
Radius8.40 R⊕
TinyEnormous
Temperature125 K
FrozenInferno
Year Length2.1 yrs
LightningGlacial
Star Distance1.400 AU
ScorchedFrozen exile
Star System View
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Size Comparison
8.40x Earth's radius (0.75x Jupiter)
Orbit Comparison
Earth: 365.25 days (1 AU)GJ 414 A c: 2.1 Earth years (1.400 AU)
Host Star: GJ 414 A
Spectral TypeK7 V
Effective Temperature4,120 K
Mass0.65 M☉
Radius0.68 R☉
Size vs Sun1.47x smaller
Luminosity0.119 L☉
Luminosity vs Sun8.4x dimmer
Metallicity [Fe/H]0.24
Distance (pc)11.8893 pc
Distance (ly)38.8 light-years
Other Planets in the GJ 414 A System
What If You Lived Here?
53.4 kg
Your weight (from 70 kg)
0.76g
Light
Noticeably easier to move. You could jump much higher.
2.1 Earth years
Year length
Orange sunrise
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