Exoplanet
WASP-21 b
Orbiting WASP-21
Overview
WASP-21 b is an exoplanet orbiting the star WASP-21, discovered in 2010 using the Transit method. It is a Jupiter-sized world.
Key Measurements
Radius
11.99
Earth radii
015 R⊕
Mass
95.34
Earth masses
0500 M⊕
Orbital Period
4.3
days
0.1d10,000d
Distance
258.4
parsecs
Nearby10,000 pc
Radius (Earth radii)
11.99
Mass (Earth masses)
95.34
Measured
Equilibrium Temperature
Unknown
Orbital Period
4.32 days
Distance from Earth
258.4 pc (~843 ly)
Spectral Type
G3 V
Temperature
Unknown
Mass (Solar)
Unknown
Radius (Solar)
Unknown
Luminosity
Unknown
Planets in System
1
Stars in System
1
Coordinates (RA, Dec)
347.4928°, 18.3962°
Discovery Method
Transit
Discovery Year
2010
Data Sources
Source ID: WASP-21 b