Finding Earth 2.0
SPECULOOS-3 · M6.5+/-0.5

SPECULOOS-3 b

Rank #567 of the ranked catalogue · Discovered by Transit in 2024

HZ 0%inferred

0.113

Earth-2.0 index

0.564

Earth Similarity Index

0%

Habitable-zone probability

0.98 R⊕

Radius

Planet

Mass0.894 M⊕inferred
Bulk density5.270 g/cm³
Orbital period0.7191 days
Semi-major axis0.00733 au
Eccentricity
Incident flux15.540 S⊕
Equilibrium temperature504.7 K
Transit-time σ at 20303.1 minLinear propagation of published epoch and period errors; not a ranking input.
Composite parameter sources3 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage80%0% median composite-to-default difference over shared parameters.

Host star & system

HostSPECULOOS-3
Spectral typeM6.5+/-0.5
Effective temperature2800 K
Radius0.123 R☉
Mass0.101 M☉
Distance
DiscoveryTransit, 2024