Exoplanet
WASP-121 b
Orbiting WASP-121
Overview
WASP-121 b is an exoplanet orbiting the star WASP-121, discovered in 2016 using the Transit method. It is a Jupiter-sized world.
Key Measurements
Radius
19.53
Earth radii
015 R⊕
Mass
371.86
Earth masses
0500 M⊕
Orbital Period
1.3
days
0.1d10,000d
Distance
269.9
parsecs
Nearby10,000 pc
Equilibrium Temp
2409
K
150 K3,500 K
Radius (Earth radii)
19.53
Mass (Earth masses)
371.86
Measured
Equilibrium Temperature
2409 K
Orbital Period
1.27 days
Distance from Earth
269.9 pc (~880 ly)
Spectral Type
Unknown
Temperature
6628 K
Mass (Solar)
1.33 M☉
Radius (Solar)
1.46 R☉
Luminosity
Unknown
Planets in System
1
Stars in System
1
Coordinates (RA, Dec)
107.6002°, -39.0973°
Discovery Method
Transit
Discovery Year
2016
Data Sources
Source ID: WASP-121 b