Exoplanet
55 Cnc B b
Orbiting 55 Cnc B
Overview
55 Cnc B b is an exoplanet orbiting the star 55 Cnc B, discovered in 2025 using the Radial Velocity method.
Key Measurements
Orbital Period
6.8
days
0.1d10,000d
Distance
12.5
parsecs
Nearby10,000 pc
Radius (Earth radii)
Unknown
Mass (Earth masses)
Unknown
Equilibrium Temperature
Unknown
Orbital Period
6.80 days
Distance from Earth
12.5 pc (~41 ly)
Spectral Type
M4.5 V
Temperature
3286 K
Mass (Solar)
0.26 M☉
Radius (Solar)
0.27 R☉
Luminosity
Unknown
Planets in System
7
Stars in System
2
Coordinates (RA, Dec)
133.1679°, 28.3153°
Discovery Method
Radial Velocity
Discovery Year
2025
Data Sources
Source ID: 55 Cnc B b