Finding Earth 2.0
TOI-791 · F7

TOI-791 b

Rank #3726 of the ranked catalogue · Discovered by Transit in 2026

HZ 0%measured

0.082

Earth-2.0 index

0.160

Earth Similarity Index

0%

Habitable-zone probability

11.13 R⊕

Radius

Planet

Mass9.500 M⊕measured
Bulk density0.037 g/cm³
Orbital period139.2993 days
Semi-major axis0.60200 au
Eccentricity0.032
Incident flux8.470 S⊕
Equilibrium temperature433.6 K
Transit-time σ at 20304.1 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation1.76 masReflected-light contrast 5.93e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources2 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage100%0% median composite-to-default difference over shared parameters.

Host star & system

HostTOI-791
Spectral typeF7
Effective temperature6294 K
Radius1.474 R☉
Mass1.280 M☉
Distance341.2 pc / 1112.9 ly
DiscoveryTransit, 2026