Finding Earth 2.0
Luhman 16 A

Luhman 16 b

Discovered by Imaging in 2017

unknownmeasured

Earth-2.0 index

0.009

Earth Similarity Index

Habitable-zone probability

11.90 R⊕

Radius

Planet

Mass9344.155 M⊕measured
Bulk density30.500 g/cm³
Orbital period9697.0000 days
Semi-major axis3.52000 au
Eccentricity0.344
Incident flux0.000 S⊕
Equilibrium temperature9.3 K
Composite parameter sources4 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage63%0% median composite-to-default difference over shared parameters.

Host star & system

HostLuhman 16 A
Spectral type
Effective temperature— K
Radius— R☉
Mass0.034 M☉
Distance
DiscoveryImaging, 2017