Exoplanet

TOI-1174 b

Orbiting TOI-1174

Overview

TOI-1174 b is an exoplanet orbiting the star TOI-1174, discovered in 2024 using the Transit method. It is a Mini-Neptune world.

Key Measurements

Radius

2.56

Earth radii

015 R⊕

Mass (est.)

7.55

Earth masses

0500 M⊕

Orbital Period

9.0

days

0.1d10,000d

Distance

94.6

parsecs

Nearby10,000 pc

Radius (Earth radii)

2.56

Mass (Earth masses)

7.55

Estimated

Equilibrium Temperature

Unknown

Parameter source: Crossfield et al. 2025

Orbital Period

8.953+0.000−0.000days

Semi-Major Axis

0.0799+0.0030−0.0033au

Distance from Earth

94.6 pc (~309 ly)

Spectral Type

Unknown

Temperature

5030 K

Mass (Solar)

0.85 M☉

Radius (Solar)

0.76 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

209.2172°, 68.6182°

Discovery Method

Transit

Discovery Year

2024

Data Sources
NASA Exoplanet Archive

Source ID: TOI-1174 b

System Context

TOI-1174 b orbits TOI-1174 and was reported in 2024 and was detected with the Transit method.

Published measurements list a radius of 2.56 Earth radii, a mass of 7.55 Earth masses (estimated), and an orbital period of 8.95 days.

Catalog data places the system at about 94.6 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-1174