Exoplanet

TOI-159 b

Orbiting TOI-159

Overview

TOI-159 b is an exoplanet orbiting the star TOI-159, discovered in 2026 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

18.18

Earth radii

015 R⊕

Mass

1110.00

Earth masses

0500 M⊕

Orbital Period

3.8

days

0.1d10,000d

Distance

347.6

parsecs

Nearby10,000 pc

Equilibrium Temp

1891

K

150 K3,500 K

Radius (Earth radii)

18.18

Mass (Earth masses)

1110.00

Measured

Equilibrium Temperature

1891 K

Orbital Period

3.76 days

Distance from Earth

347.6 pc (~1134 ly)

Spectral Type

F0 V

Temperature

7287 K

Mass (Solar)

1.66 M☉

Radius (Solar)

1.62 R☉

Luminosity

0.82 log L☉

Planets in System

1

Stars in System

2

Coordinates (RA, Dec)

51.7823°, -78.5498°

Discovery Method

Transit

Discovery Year

2026

Data Sources
NASA Exoplanet Archive

Source ID: TOI-159 b

System Context

TOI-159 b orbits TOI-159 and was reported in 2026 and was detected with the Transit method.

Published measurements list a radius of 18.18 Earth radii, a mass of 1,110 Earth masses, an orbital period of 3.76 days, and an equilibrium temperature near 1,891 K.

Catalog data places the system at about 347.6 parsecs from Earth, a host star classified as F0 V, 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 TOI-159