Discovery Method
Transit
Consistent across records
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ExoplanetDetail
TOI-238 b
Host star TOI-238 • 1.56 R⊕ • 1.27 d orbit
Records
4
archive rows
Discovery
2024
Transit
Radius
1.56 R⊕
default parameter set
Mass
3.37 M⊕
default parameter set
TOI-238
1378 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: Egger et al. 2025
Host Star
TOI-238
Stable across source rows
Discovery Year
2024
Stable across source rows
Orbital Period
1.27 day
1.27 to 1.27
Semi-Major Axis
0.02 au
0.02 to 0.02
Radius
1.56 Rearth
1.40 to 1.61
Mass
3.37 Mearth
3.37 to 3.40
Equilibrium Temperature
1378 K
1311 to 1456.6
Scale Comparison
Radius against familiar reference worlds
Current adopted radius: 1.56 R⊕ • circles scaled linearly by radius
Earth
1.0 R⊕ baseline
TOI-238 b
1.56 R⊕
Jupiter
11.2 R⊕ reference
Provenance
Underlying measurements and references
Evidence Summary
Rows
4
Refs
4
Methods
1
Discoverystable
Facilitystable
Periodstable
Radiusdisputed
Massdisputed
Eq. Tempdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2024 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 1.27 day | 1.58 Rearth | — | 1412 K | ExoFOP |
| 2024 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 1.27 day | 1.61 Rearth | — | 1456.6 K | Mistry et al. 2024 |
| 2024 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 1.27 day | 1.56 Rearth | 3.37 Mearth | 1378 K | Egger et al. 2025 |
| 2024 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 1.27 day | 1.40 Rearth | 3.40 Mearth | 1311 K | Suárez Mascareño et al. 2024 |