Exoplanet

TOI-6420 b

Orbiting TOI-6420

Overview

TOI-6420 b is an exoplanet orbiting the star TOI-6420, discovered in 2025 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

11.94

Earth radii

015 R⊕

Mass

2606.19

Earth masses

0500 M⊕

Orbital Period

7.0

days

0.1d10,000d

Distance

634.7

parsecs

Nearby10,000 pc

Equilibrium Temp

1213

K

150 K3,500 K

Radius (Earth radii)

11.94

Mass (Earth masses)

2606.19

Measured

Equilibrium Temperature

1213 K

Parameter source: Schulte et al. 2025

Orbital Period

6.962+0.000−0.000days

Semi-Major Axis

0.0753+0.0014−0.0017au

Planet Mass (Earth masses)

2606.19+114.42−127.13

Planet Mass (Jupiter masses)

8.2000+0.3600−0.4000

Eccentricity

0.0780+0.0140−0.0130

Argument of Periastron

48.4+9.4−11.0deg

Radial Velocity Semi-Amplitude

785.00+15.00−16.00m/s

Distance from Earth

634.7 pc (~2070 ly)

Spectral Type

Unknown

Temperature

6020 K

Mass (Solar)

1.17 M☉

Radius (Solar)

1.31 R☉

Luminosity

0.31 log L☉

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

125.5443°, -19.1243°

Discovery Method

Transit

Discovery Year

2025

Data Sources
NASA Exoplanet Archive

Source ID: TOI-6420 b

System Context

TOI-6420 b orbits TOI-6420 and was reported in 2025 and was detected with the Transit method.

Published measurements list a radius of 11.94 Earth radii, a mass of 2,606.19 Earth masses, an orbital period of 6.96 days, and an equilibrium temperature near 1,213 K.

Catalog data places the system at about 634.7 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-6420