Exoplanet
55 Cnc e
Orbiting 55 Cnc
Overview
55 Cnc e is an exoplanet orbiting the star 55 Cnc, discovered in 2004 using the Radial Velocity method. It is a Super-Earth world.
Key Measurements
Radius
1.88
Earth radii
015 R⊕
Mass
7.99
Earth masses
0500 M⊕
Orbital Period
0.7
days
0.1d10,000d
Distance
12.6
parsecs
Nearby10,000 pc
Radius (Earth radii)
1.88
Mass (Earth masses)
7.99
Measured
Equilibrium Temperature
Unknown
Orbital Period
0.74 days
Distance from Earth
12.6 pc (~41 ly)
Spectral Type
Unknown
Temperature
5172 K
Mass (Solar)
0.91 M☉
Radius (Solar)
0.94 R☉
Luminosity
Unknown
Planets in System
7
Stars in System
2
Coordinates (RA, Dec)
133.1468°, 28.3298°
Discovery Method
Radial Velocity
Discovery Year
2004
Data Sources
Source ID: 55 Cnc e