Exoplanet
TRAPPIST-1 d
Orbiting TRAPPIST-1
Overview
TRAPPIST-1 d is an exoplanet orbiting the star TRAPPIST-1, discovered in 2016 using the Transit method. It is a Earth-sized world.
Key Measurements
Radius
0.79
Earth radii
015 R⊕
Mass
0.39
Earth masses
0500 M⊕
Orbital Period
4.0
days
0.1d10,000d
Radius (Earth radii)
0.79
Mass (Earth masses)
0.39
Measured
Equilibrium Temperature
Unknown
Orbital Period
4.05 days
Distance from Earth
Unknown
Spectral Type
Unknown
Temperature
2566 K
Mass (Solar)
0.09 M☉
Radius (Solar)
0.12 R☉
Luminosity
-3.26 log L☉
Planets in System
7
Stars in System
1
Coordinates (RA, Dec)
346.6264°, -5.0435°
Discovery Method
Transit
Discovery Year
2016
Data Sources
Source ID: TRAPPIST-1 d