Finding Earth 2.0
CWISEP J193518.59-154620.3 · Y

CWISEP J193518.59-154620.3 b

Discovered by Imaging in 2025

unknownmeasured

Earth-2.0 index

Earth Similarity Index

Habitable-zone probability

12.20 R⊕

Radius

Planet

Mass4926.340 M⊕measured
Bulk density14.900 g/cm³
Orbital period— days
Semi-major axis2.48000 au
Eccentricity
Incident flux— S⊕
Equilibrium temperature390.0 K
Maximum angular separation171.86 masReflected-light contrast 4.20e-9 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 coverage71%0% median composite-to-default difference over shared parameters.

Host star & system

HostCWISEP J193518.59-154620.3
Spectral typeY
Effective temperature— K
Radius— R☉
Mass0.024 M☉
Distance14.4 pc / 47.1 ly
DiscoveryImaging, 2025