Exoplanet

WASP-38 b

Orbiting WASP-38

Overview

WASP-38 b is an exoplanet orbiting the star WASP-38, discovered in 2010 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

13.79

Earth radii

015 R⊕

Mass

1093.34

Earth masses

0500 M⊕

Orbital Period

6.9

days

0.1d10,000d

Distance

136.2

parsecs

Nearby10,000 pc

Radius (Earth radii)

13.79

Mass (Earth masses)

1093.34

Measured

Equilibrium Temperature

Unknown

Parameter source: Stassun et al. 2017

Orbital Period

6.872+0.000−0.000days

Planet Mass (Earth masses)

1093.34+114.42−114.42

Planet Mass (Jupiter masses)

3.4400+0.3600−0.3600

Eccentricity

0.0300+0.0000−0.0000

Radial Velocity Semi-Amplitude

252.00+4.00−4.00m/s

Distance from Earth

136.2 pc (~444 ly)

Spectral Type

Unknown

Temperature

6180 K

Mass (Solar)

1.76 M☉

Radius (Solar)

1.52 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

243.9597°, 10.0324°

Discovery Method

Transit

Discovery Year

2010

Data Sources
NASA Exoplanet Archive

Source ID: WASP-38 b

System Context

WASP-38 b orbits WASP-38 and was reported in 2010 and was detected with the Transit method.

Published measurements list a radius of 13.79 Earth radii, a mass of 1,093.34 Earth masses, and an orbital period of 6.87 days.

Catalog data places the system at about 136.2 parsecs from Earth 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-38