Exoplanet

K2-408 b

Orbiting K2-408

Overview

K2-408 b is an exoplanet orbiting the star K2-408, discovered in 2022 using the Transit method. It is a Super-Earth world.

Key Measurements

Radius

1.68

Earth radii

015 R⊕

Mass (est.)

3.68

Earth masses

0500 M⊕

Orbital Period

21.0

days

0.1d10,000d

Distance

162.3

parsecs

Nearby10,000 pc

Radius (Earth radii)

1.68

Mass (Earth masses)

3.68

Estimated

Equilibrium Temperature

Unknown

Parameter source: Christiansen et al. 2022

Orbital Period

20.979+0.001−0.001days

Distance from Earth

162.3 pc (~529 ly)

Spectral Type

Unknown

Temperature

5335 K

Mass (Solar)

0.81 M☉

Radius (Solar)

0.78 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

227.9169°, -17.6843°

Discovery Method

Transit

Discovery Year

2022

Data Sources
NASA Exoplanet Archive

Source ID: K2-408 b

System Context

K2-408 b orbits K2-408 and was reported in 2022 and was detected with the Transit method.

Published measurements list a radius of 1.68 Earth radii, a mass of 3.68 Earth masses (estimated), and an orbital period of 20.98 days.

Catalog data places the system at about 162.3 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 K2-408