Exoplanet

TOI-4030 b

Orbiting TOI-4030

Overview

TOI-4030 b is an exoplanet orbiting the star TOI-4030, discovered in 2026 using the Transit method. It is a Neptune-sized world.

Key Measurements

Radius

5.85

Earth radii

015 R⊕

Mass (est.)

30.63

Earth masses

0500 M⊕

Orbital Period

2.5

days

0.1d10,000d

Distance

571.6

parsecs

Nearby10,000 pc

Radius (Earth radii)

5.85

Mass (Earth masses)

30.63

Estimated

Equilibrium Temperature

Unknown

Parameter source: Lafarga et al. 2026

Orbital Period

2.509+0.000−0.000days

Distance from Earth

571.6 pc (~1864 ly)

Spectral Type

Unknown

Temperature

5640 K

Mass (Solar)

Unknown

Radius (Solar)

0.99 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

277.6228°, 56.7705°

Discovery Method

Transit

Discovery Year

2026

Data Sources
NASA Exoplanet Archive

Source ID: TOI-4030 b

System Context

TOI-4030 b orbits TOI-4030 and was reported in 2026 and was detected with the Transit method.

Published measurements list a radius of 5.85 Earth radii, a mass of 30.63 Earth masses (estimated), and an orbital period of 2.51 days.

Catalog data places the system at about 571.6 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-4030
TOI-4030 b