Exoplanet

Kepler-921 b

Orbiting Kepler-921

Overview

Kepler-921 b is an exoplanet orbiting the star Kepler-921, discovered in 2016 using the Transit method. It is a Mini-Neptune world.

Key Measurements

Radius

2.87

Earth radii

015 R⊕

Mass (est.)

9.15

Earth masses

0500 M⊕

Orbital Period

51.3

days

0.1d10,000d

Distance

934.5

parsecs

Nearby10,000 pc

Radius (Earth radii)

2.87

Mass (Earth masses)

9.15

Estimated

Equilibrium Temperature

Unknown

Parameter source: Morton et al. 2016

Orbital Period

51.301+0.001−0.001days

Distance from Earth

934.5 pc (~3048 ly)

Spectral Type

Unknown

Temperature

5663 K

Mass (Solar)

0.93 M☉

Radius (Solar)

0.91 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

284.6162°, 49.1907°

Discovery Method

Transit

Discovery Year

2016

Data Sources
NASA Exoplanet Archive

Source ID: Kepler-921 b

System Context

Kepler-921 b orbits Kepler-921 and was reported in 2016 and was detected with the Transit method.

Published measurements list a radius of 2.87 Earth radii, a mass of 9.15 Earth masses (estimated), and an orbital period of 51.3 days.

Catalog data places the system at about 934.5 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 Kepler-921