Exoplanet

HD 15906 c

Orbiting HD 15906

Overview

HD 15906 c is an exoplanet orbiting the star HD 15906, discovered in 2023 using the Transit method. It is a Mini-Neptune world.

Key Measurements

Radius

2.93

Earth radii

015 R⊕

Mass (est.)

9.48

Earth masses

0500 M⊕

Orbital Period

21.6

days

0.1d10,000d

Distance

45.6

parsecs

Nearby10,000 pc

Equilibrium Temp

532

K

150 K3,500 K

Radius (Earth radii)

2.93

Mass (Earth masses)

9.48

Estimated

Equilibrium Temperature

532 K

Orbital Period

21.58 days

Distance from Earth

45.6 pc (~149 ly)

Spectral Type

K V

Temperature

4757 K

Mass (Solar)

0.79 M☉

Radius (Solar)

0.76 R☉

Luminosity

-0.57 log L☉

Planets in System

2

Stars in System

1

Coordinates (RA, Dec)

38.2713°, -10.3522°

Discovery Method

Transit

Discovery Year

2023

Data Sources
NASA Exoplanet Archive

Source ID: HD 15906 c

System Context

HD 15906 c orbits HD 15906 and was reported in 2023 and was detected with the Transit method.

Published measurements list a radius of 2.93 Earth radii, a mass of 9.48 Earth masses (estimated), an orbital period of 21.58 days, and an equilibrium temperature near 532 K.

Catalog data places the system at about 45.6 parsecs from Earth, a host star classified as K V, and 2 known planets in the system.

Host star

Explore the stellar record for this system to compare temperature, spectral type, and known planets.

Open HD 15906

More planets in this system

HD 15906 b