Exoplanet
LHS 1903 d
Orbiting LHS 1903
Overview
LHS 1903 d is an exoplanet orbiting the star LHS 1903, discovered in 2026 using the Transit method. It is a Mini-Neptune world.
Key Measurements
Radius
2.50
Earth radii
015 R⊕
Mass
5.96
Earth masses
0500 M⊕
Orbital Period
12.6
days
0.1d10,000d
Distance
35.7
parsecs
Nearby10,000 pc
Equilibrium Temp
442
K
150 K3,500 K
Radius (Earth radii)
2.50
Mass (Earth masses)
5.96
Measured
Equilibrium Temperature
442 K
Orbital Period
12.57 days
Distance from Earth
35.7 pc (~116 ly)
Spectral Type
M
Temperature
3664 K
Mass (Solar)
0.54 M☉
Radius (Solar)
0.54 R☉
Luminosity
Unknown
Planets in System
4
Stars in System
1
Coordinates (RA, Dec)
107.8658°, 48.3279°
Discovery Method
Transit
Discovery Year
2026
Data Sources
Source ID: LHS 1903 d