Exoplanet
HD 189733 b
Orbiting HD 189733
Overview
HD 189733 b is an exoplanet orbiting the star HD 189733, discovered in 2005 using the Radial Velocity method. It is a Jupiter-sized world.
Key Measurements
Radius
12.67
Earth radii
015 R⊕
Mass
359.15
Earth masses
0500 M⊕
Orbital Period
2.2
days
0.1d10,000d
Distance
19.8
parsecs
Nearby10,000 pc
Radius (Earth radii)
12.67
Mass (Earth masses)
359.15
Measured
Equilibrium Temperature
Unknown
Orbital Period
2.22 days
Distance from Earth
19.8 pc (~64 ly)
Spectral Type
Unknown
Temperature
5052 K
Mass (Solar)
0.79 M☉
Radius (Solar)
0.75 R☉
Luminosity
Unknown
Planets in System
1
Stars in System
2
Coordinates (RA, Dec)
300.1821°, 22.7098°
Discovery Method
Radial Velocity
Discovery Year
2005
Data Sources
Source ID: HD 189733 b