Exoplanet

TOI-4127 b

Orbiting TOI-4127

Overview

TOI-4127 b is an exoplanet orbiting the star TOI-4127, discovered in 2023 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

12.07

Earth radii

015 R⊕

Mass

743.72

Earth masses

0500 M⊕

Orbital Period

56.4

days

0.1d10,000d

Distance

319.6

parsecs

Nearby10,000 pc

Equilibrium Temp

556

K

150 K3,500 K

Radius (Earth radii)

12.07

Mass (Earth masses)

743.72

Measured

Equilibrium Temperature

556 K

Parameter source: Mireles et al. 2025

Orbital Period

56.399+0.000−0.000days

Semi-Major Axis

0.3030+0.0140−0.0150au

Planet Mass (Earth masses)

743.72+60.39−54.03

Planet Mass (Jupiter masses)

2.3400+0.1900−0.1700

Eccentricity

0.7484+0.0064−0.0068

Argument of Periastron

128.9+1.6−1.6deg

Radial Velocity Semi-Amplitude

159.60+3.00−3.10m/s

Distance from Earth

319.6 pc (~1042 ly)

Spectral Type

Unknown

Temperature

6096 K

Mass (Solar)

1.23 M☉

Radius (Solar)

1.29 R☉

Luminosity

0.32 log L☉

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

105.4046°, 72.4149°

Discovery Method

Transit

Discovery Year

2023

Data Sources
NASA Exoplanet Archive

Source ID: TOI-4127 b

System Context

TOI-4127 b orbits TOI-4127 and was reported in 2023 and was detected with the Transit method.

Published measurements list a radius of 12.07 Earth radii, a mass of 743.72 Earth masses, an orbital period of 56.4 days, and an equilibrium temperature near 556 K.

Catalog data places the system at about 319.6 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-4127