Exoplanet
HD 77946 b
Orbiting HD 77946
Overview
HD 77946 b is an exoplanet orbiting the star HD 77946, discovered in 2024 using the Transit method. It is a Mini-Neptune world.
Key Measurements
Radius
2.90
Earth radii
015 R⊕
Mass
10.90
Earth masses
0500 M⊕
Orbital Period
6.5
days
0.1d10,000d
Distance
99.5
parsecs
Nearby10,000 pc
Equilibrium Temp
1129
K
150 K3,500 K
Radius (Earth radii)
2.90
Mass (Earth masses)
10.90
Measured
Equilibrium Temperature
1129 K
Orbital Period
6.53 days
Distance from Earth
99.5 pc (~324 ly)
Spectral Type
Unknown
Temperature
6007 K
Mass (Solar)
1.20 M☉
Radius (Solar)
1.32 R☉
Luminosity
0.31 log L☉
Planets in System
1
Stars in System
1
Coordinates (RA, Dec)
136.7776°, 46.6724°
Discovery Method
Transit
Discovery Year
2024
Data Sources
Source ID: HD 77946 b