Discovery Method
Transit
Consistent across records
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ExoplanetDetail
LHS 1140 b
Host star LHS 1140 • 1.73 R⊕ • 24.74 d orbit
Records
7
archive rows
Discovery
2017
Transit
Radius
1.73 R⊕
default parameter set
Mass
5.60 M⊕
default parameter set
LHS 1140
226 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: Cadieux et al. 2024
Host Star
LHS 1140
Stable across source rows
Discovery Year
2017
Stable across source rows
Orbital Period
24.74 day
24.74 to 24.74
Semi-Major Axis
0.09 au
0.09 to 0.10
Radius
1.73 Rearth
1.43 to 1.84
Mass
5.60 Mearth
5.60 to 6.98
Density
5.90 g/cm**3
5.90 to 12.50
Equilibrium Temperature
226 K
157.1 to 378.9
Scale Comparison
Radius against familiar reference worlds
Current adopted radius: 1.73 R⊕ • circles scaled linearly by radius
Earth
1.0 R⊕ baseline
LHS 1140 b
1.73 R⊕
Jupiter
11.2 R⊕ reference
Provenance
Underlying measurements and references
Evidence Summary
Rows
7
Refs
7
Methods
1
Discoverystable
Facilitystable
Periodstable
Radiusdisputed
Massdisputed
Eq. Tempdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2017 | Transit | MEarth Project | 0.4 m MEarth Telescope | 24.74 day | 1.73 Rearth | 6.98 Mearth | 235 K | Edwards et al. 2021 |
| 2017 | Transit | MEarth Project | 0.4 m MEarth Telescope | 24.74 day | 1.43 Rearth | 6.65 Mearth | 230 K | Dittmann et al. 2017 |
| 2017 | Transit | MEarth Project | 0.4 m MEarth Telescope | 24.74 day | 1.73 Rearth | 6.98 Mearth | 235 K | Ment et al. 2019 |
| 2017 | Transit | MEarth Project | 0.4 m MEarth Telescope | 24.74 day | 1.84 Rearth | — | 157.1 K | ExoFOP |
| 2017 | Transit | MEarth Project | 0.4 m MEarth Telescope | 24.74 day | 1.64 Rearth | 6.38 Mearth | 378.9 K | Lillo-Box et al. 2020 |
| 2017 | Transit | MEarth Project | 0.4 m MEarth Telescope | 24.74 day | — | — | — | Kokori et al. 2023 |
| 2017 | Transit | MEarth Project | 0.4 m MEarth Telescope | 24.74 day | 1.73 Rearth | 5.60 Mearth | 226 K | Cadieux et al. 2024 |