Finding Earth 2.0
Kepler-921

Kepler-921 b

Rank #1531 of the ranked catalogue · Discovered by Transit in 2016

HZ 0%inferred

0.100

Earth-2.0 index

0.420

Earth Similarity Index

0%

Habitable-zone probability

2.87 R⊕

Radius

Planet

Mass8.600 M⊕inferred
Bulk density2.000 g/cm³
Orbital period51.3006 days
Semi-major axis0.27160 au
Eccentricity0.000
Incident flux15.007 S⊕
Equilibrium temperature500.3 K
Transit-time σ at 2030143.1 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.29 masReflected-light contrast 1.94e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources6 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage50%0% median composite-to-default difference over shared parameters.

Host star & system

HostKepler-921
Spectral typeG
Effective temperature5663 K
Radius0.910 R☉
Mass0.930 M☉
Distance934.5 pc / 3047.9 ly
DiscoveryTransit, 2016