Exoplanet

Kepler-688 b

Orbiting Kepler-688

Overview

Kepler-688 b is an exoplanet orbiting the star Kepler-688, discovered in 2016 using the Transit method. It is a Neptune-sized world.

Key Measurements

Radius

9.76

Earth radii

015 R⊕

Mass (est.)

73.12

Earth masses

0500 M⊕

Orbital Period

3.9

days

0.1d10,000d

Distance

1357.8

parsecs

Nearby10,000 pc

Radius (Earth radii)

9.76

Mass (Earth masses)

73.12

Estimated

Equilibrium Temperature

Unknown

Parameter source: Morton et al. 2016

Orbital Period

3.896+0.000−0.000days

Distance from Earth

1357.8 pc (~4428 ly)

Spectral Type

Unknown

Temperature

5715 K

Mass (Solar)

0.98 M☉

Radius (Solar)

0.96 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

294.6552°, 39.3083°

Discovery Method

Transit

Discovery Year

2016

Data Sources
NASA Exoplanet Archive

Source ID: Kepler-688 b

System Context

Kepler-688 b orbits Kepler-688 and was reported in 2016 and was detected with the Transit method.

Published measurements list a radius of 9.76 Earth radii, a mass of 73.12 Earth masses (estimated), and an orbital period of 3.9 days.

Catalog data places the system at about 1,357.8 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-688
Kepler-688 b