Exoplanet

TOI-2031 A b

Orbiting TOI-2031 A

Overview

TOI-2031 A b is an exoplanet orbiting the star TOI-2031 A, discovered in 2025 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

14.20

Earth radii

015 R⊕

Mass

254.26

Earth masses

0500 M⊕

Orbital Period

5.7

days

0.1d10,000d

Distance

276.1

parsecs

Nearby10,000 pc

Equilibrium Temp

1358

K

150 K3,500 K

Radius (Earth radii)

14.20

Mass (Earth masses)

254.26

Measured

Equilibrium Temperature

1358 K

Orbital Period

5.72 days

Distance from Earth

276.1 pc (~901 ly)

Spectral Type

Unknown

Temperature

6490 K

Mass (Solar)

1.17 M☉

Radius (Solar)

1.24 R☉

Luminosity

0.39 log L☉

Planets in System

1

Stars in System

2

Coordinates (RA, Dec)

331.1178°, 81.5660°

Discovery Method

Transit

Discovery Year

2025

Data Sources
NASA Exoplanet Archive

Source ID: TOI-2031 A b

System Context

TOI-2031 A b orbits TOI-2031 A and was reported in 2025 and was detected with the Transit method.

Published measurements list a radius of 14.2 Earth radii, a mass of 254.26 Earth masses, an orbital period of 5.72 days, and an equilibrium temperature near 1,358 K.

Catalog data places the system at about 276.1 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-2031 A