Exoplanet

TOI-5159 b

Orbiting TOI-5159

Overview

TOI-5159 b is an exoplanet orbiting the star TOI-5159, discovered in 2026 using the Transit method. It is a Super-Earth world.

Key Measurements

Radius

1.55

Earth radii

015 R⊕

Mass (est.)

3.21

Earth masses

0500 M⊕

Orbital Period

5.8

days

0.1d10,000d

Distance

55.2

parsecs

Nearby10,000 pc

Radius (Earth radii)

1.55

Mass (Earth masses)

3.21

Estimated

Equilibrium Temperature

Unknown

Parameter source: Lafarga et al. 2026

Orbital Period

5.836+0.001−0.001days

Distance from Earth

55.2 pc (~180 ly)

Spectral Type

Unknown

Temperature

5156 K

Mass (Solar)

Unknown

Radius (Solar)

0.85 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

142.7860°, 20.0193°

Discovery Method

Transit

Discovery Year

2026

Data Sources
NASA Exoplanet Archive

Source ID: TOI-5159 b

System Context

TOI-5159 b orbits TOI-5159 and was reported in 2026 and was detected with the Transit method.

Published measurements list a radius of 1.55 Earth radii, a mass of 3.21 Earth masses (estimated), and an orbital period of 5.84 days.

Catalog data places the system at about 55.2 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 TOI-5159