LHS 1678 d
Orbiting LHS 1678
LHS 1678 d is an exoplanet orbiting the star LHS 1678, discovered in 2024 using the Transit method. It is a Earth-sized world.
Radius
0.98
Earth radii
Mass (est.)
0.91
Earth masses
Orbital Period
5.0
days
Distance
19.9
parsecs
Radius (Earth radii)
0.98
Mass (Earth masses)
0.91
Estimated
Equilibrium Temperature
Unknown
Parameter source: Silverstein et al. 2024
Orbital Period
4.965+0.000−0.000days
Semi-Major Axis
0.0400+0.0018−0.0017au
Eccentricity
0.0360+0.0600−0.0270
Argument of Periastron
23.0+109.0−132.0deg
Distance from Earth
19.9 pc (~65 ly)
Spectral Type
M2.0 V
Temperature
3490 K
Mass (Solar)
0.34 M☉
Radius (Solar)
0.33 R☉
Luminosity
-1.84 log L☉
Planets in System
3
Stars in System
2
Coordinates (RA, Dec)
68.1790°, -39.7909°
Discovery Method
Transit
Discovery Year
2024
Source ID: LHS 1678 d
LHS 1678 d orbits LHS 1678 and was reported in 2024 and was detected with the Transit method.
Published measurements list a radius of 0.98 Earth radii, a mass of 0.91 Earth masses (estimated), and an orbital period of 4.97 days.
Catalog data places the system at about 19.9 parsecs from Earth, a host star classified as M2.0 V, and 3 known planets in the system.
Host star
Explore the stellar record for this system to compare temperature, spectral type, and known planets.
Open LHS 1678More planets in this system