Exoplanet

K2-154 b

Orbiting K2-154

Overview

K2-154 b is an exoplanet orbiting the star K2-154, discovered in 2018 using the Transit method. It is a Super-Earth world.

Key Measurements

Radius

1.99

Earth radii

015 R⊕

Mass (est.)

4.92

Earth masses

0500 M⊕

Orbital Period

3.7

days

0.1d10,000d

Distance

129.4

parsecs

Nearby10,000 pc

Equilibrium Temp

715

K

150 K3,500 K

Radius (Earth radii)

1.99

Mass (Earth masses)

4.92

Estimated

Equilibrium Temperature

715 K

Orbital Period

3.68 days

Distance from Earth

129.4 pc (~422 ly)

Spectral Type

Unknown

Temperature

4097 K

Mass (Solar)

0.65 M☉

Radius (Solar)

0.63 R☉

Luminosity

Unknown

Planets in System

2

Stars in System

1

Coordinates (RA, Dec)

189.0015°, -2.6696°

Discovery Method

Transit

Discovery Year

2018

Data Sources

Source ID: K2-154 b

System Context

K2-154 b orbits K2-154 and was reported in 2018 and was detected with the Transit method.

Published measurements list a radius of 1.99 Earth radii, a mass of 4.92 Earth masses (estimated), an orbital period of 3.68 days, and an equilibrium temperature near 715 K.

Catalog data places the system at about 129.4 parsecs from Earth 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 K2-154

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