Discovery Method
Transit
Consistent across records
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ExoplanetDetail
SPECULOOS-3 b
Host star SPECULOOS-3 • 0.98 R⊕ • 0.72 d orbit
Records
1
archive rows
Discovery
2024
Transit
Radius
0.98 R⊕
default parameter set
Mass
—
default parameter set
SPECULOOS-3
553 K equilibrium
Canonical Summary
Adopted planet values from the default parameter set
Values come from the archive's default parameter set. Missing values stay missing. Ranges and counts describe all source rows.
Selected source: Gillon et al. 2024
Host Star
SPECULOOS-3
Stable across source rows
Discovery Year
2024
Stable across source rows
Orbital Period
0.72 day
single adopted value
Semi-Major Axis
7.33e-3 au
single adopted value
Radius
0.98 Rearth
single adopted value
Equilibrium Temperature
553 K
single adopted value
Scale Comparison
Radius against familiar reference worlds
Current adopted radius: 0.98 R⊕ • circles scaled linearly by radius
Earth
1.0 R⊕ baseline
SPECULOOS-3 b
0.98 R⊕
Jupiter
11.2 R⊕ reference
Provenance
Underlying measurements and references
Evidence Summary
Rows
1
Refs
1
Methods
1
Discoverystable
Facilitystable
Periodstable
Radiusstable
Eq. Tempstable
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2024 | Transit | SPECULOOS Southern Observatory | Multiple Telescopes | 0.72 day | 0.98 Rearth | — | 553 K | Gillon et al. 2024 |