Exoplanet

WASP-159 b

Orbiting WASP-159

Overview

WASP-159 b is an exoplanet orbiting the star WASP-159, discovered in 2018 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

15.47

Earth radii

015 R⊕

Mass

174.81

Earth masses

0500 M⊕

Orbital Period

3.8

days

0.1d10,000d

Distance

715.4

parsecs

Nearby10,000 pc

Equilibrium Temp

1850

K

150 K3,500 K

Radius (Earth radii)

15.47

Mass (Earth masses)

174.81

Measured

Equilibrium Temperature

1850 K

Parameter source: Hellier et al. 2019

Orbital Period

3.840+0.000−0.000days

Semi-Major Axis

0.0538+0.0015−0.0015au

Planet Mass (Earth masses)

174.81+25.43−25.43

Planet Mass (Jupiter masses)

0.5500+0.0800−0.0800

Eccentricity

0.0000

Radial Velocity Semi-Amplitude

57.00+8.00−8.00m/s

Distance from Earth

715.4 pc (~2333 ly)

Spectral Type

F9

Temperature

6120 K

Mass (Solar)

1.41 M☉

Radius (Solar)

2.11 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

68.1365°, -38.9683°

Discovery Method

Transit

Discovery Year

2018

Data Sources
NASA Exoplanet Archive

Source ID: WASP-159 b

System Context

WASP-159 b orbits WASP-159 and was reported in 2018 and was detected with the Transit method.

Published measurements list a radius of 15.47 Earth radii, a mass of 174.81 Earth masses, an orbital period of 3.84 days, and an equilibrium temperature near 1,850 K.

Catalog data places the system at about 715.4 parsecs from Earth, a host star classified as F9, and 1 known planet in the system.

Host star

Explore the stellar record for this system to compare temperature, spectral type, and known planets.

Open WASP-159