Exoplanet

NGTS-15 b

Orbiting NGTS-15

Overview

NGTS-15 b is an exoplanet orbiting the star NGTS-15, discovered in 2021 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

12.33

Earth radii

015 R⊕

Mass

238.69

Earth masses

0500 M⊕

Orbital Period

3.3

days

0.1d10,000d

Distance

786.5

parsecs

Nearby10,000 pc

Equilibrium Temp

1146

K

150 K3,500 K

Radius (Earth radii)

12.33

Mass (Earth masses)

238.69

Measured

Equilibrium Temperature

1146 K

Parameter source: Tilbrook et al. 2021

Orbital Period

3.276+0.000−0.000days

Semi-Major Axis

0.0441+0.0046−0.0046au

Planet Mass (Earth masses)

238.69+32.42−27.97

Planet Mass (Jupiter masses)

0.7510+0.1020−0.0880

Eccentricity

0.0000

Radial Velocity Semi-Amplitude

106.00+7.00−7.00m/s

Distance from Earth

786.5 pc (~2565 ly)

Spectral Type

G6 V

Temperature

5600 K

Mass (Solar)

0.99 M☉

Radius (Solar)

0.95 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

73.3553°, -32.8003°

Discovery Method

Transit

Discovery Year

2021

Data Sources
NASA Exoplanet Archive

Source ID: NGTS-15 b

System Context

NGTS-15 b orbits NGTS-15 and was reported in 2021 and was detected with the Transit method.

Published measurements list a radius of 12.33 Earth radii, a mass of 238.69 Earth masses, an orbital period of 3.28 days, and an equilibrium temperature near 1,146 K.

Catalog data places the system at about 786.5 parsecs from Earth, a host star classified as G6 V, 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 NGTS-15