Exoplanet

K2-329 b

Orbiting K2-329

Overview

K2-329 b is an exoplanet orbiting the star K2-329, discovered in 2020 using the Transit method. It is a Neptune-sized world.

Key Measurements

Radius

8.68

Earth radii

015 R⊕

Mass

82.64

Earth masses

0500 M⊕

Orbital Period

12.5

days

0.1d10,000d

Distance

233.2

parsecs

Nearby10,000 pc

Equilibrium Temp

650

K

150 K3,500 K

Radius (Earth radii)

8.68

Mass (Earth masses)

82.64

Measured

Equilibrium Temperature

650 K

Orbital Period

12.46 days

Distance from Earth

233.2 pc (~761 ly)

Spectral Type

Unknown

Temperature

5282 K

Mass (Solar)

0.90 M☉

Radius (Solar)

0.82 R☉

Luminosity

-0.33 log L☉

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

351.1354°, -5.1641°

Discovery Method

Transit

Discovery Year

2020

Data Sources
NASA Exoplanet Archive

Source ID: K2-329 b

System Context

K2-329 b orbits K2-329 and was reported in 2020 and was detected with the Transit method.

Published measurements list a radius of 8.68 Earth radii, a mass of 82.64 Earth masses, an orbital period of 12.46 days, and an equilibrium temperature near 650 K.

Catalog data places the system at about 233.2 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 K2-329