Exoplanet
Ross 128 b
Orbiting Ross 128
Overview
Ross 128 b is an exoplanet orbiting the star Ross 128, discovered in 2017 using the Radial Velocity method.
Key Measurements
Orbital Period
9.9
days
0.1d10,000d
Distance
3.4
parsecs
Nearby10,000 pc
Equilibrium Temp
301
K
150 K3,500 K
Radius (Earth radii)
Unknown
Mass (Earth masses)
Unknown
Equilibrium Temperature
301 K
Orbital Period
9.87 days
Distance from Earth
3.4 pc (~11 ly)
Spectral Type
M4
Temperature
3192 K
Mass (Solar)
0.17 M☉
Radius (Solar)
0.20 R☉
Luminosity
-2.44 log L☉
Planets in System
1
Stars in System
1
Coordinates (RA, Dec)
176.9376°, 0.7993°
Discovery Method
Radial Velocity
Discovery Year
2017
Data Sources
Source ID: Ross 128 b