NGTS-38
NGTS-38 b
Rank #963 of the ranked catalogue · Discovered by Transit in 2026
HZ 0%measured
0.106
Earth-2.0 index
0.343
Earth Similarity Index
0%
Habitable-zone probability
12.12 R⊕
Radius
Planet
Mass1516.042 M⊕measured
Bulk density4.670 g/cm³
Orbital period180.5280 days
Semi-major axis0.69700 au
Eccentricity0.309
Incident flux10.132 S⊕
Equilibrium temperature453.5 K
Transit-time σ at 203010.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation2.60 masReflected-light contrast 5.25e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage92%0% median composite-to-default difference over shared parameters.
Host star & system
HostNGTS-38
Spectral typeF
Effective temperature6310 K
Radius1.880 R☉
Mass1.460 M☉
Distance268.6 pc / 876.2 ly
DiscoveryTransit, 2026