Finding Earth 2.0
WISPIT 2

WISPIT 2 b

Rank #5579 of the ranked catalogue · Discovered by Imaging in 2025

HZ 0%measured

0.053

Earth-2.0 index

0.050

Earth Similarity Index

0%

Habitable-zone probability

17.93 R⊕

Radius

Planet

Mass1541.468 M⊕measured
Bulk density1.470 g/cm³
Orbital period— days
Semi-major axis57.00000 au
Eccentricity
Incident flux0.000 S⊕
Equilibrium temperature30.2 K
Maximum angular separation422.51 masReflected-light contrast 1.72e-11 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources4 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage60%0% median composite-to-default difference over shared parameters.

Host star & system

HostWISPIT 2
Spectral typeK
Effective temperature4400 K
Radius1.418 R☉
Mass1.080 M☉
Distance134.9 pc / 440.0 ly
DiscoveryImaging, 2025