Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
Kepler-139 e
Host star Kepler-139 • 2047.6 d orbit
Records
2
archive rows
Discovery
2023
Radial Velocity
Radius
—
default parameter set
Mass
426.1 M⊕
default parameter set
Kepler-139
temperature unconstrained
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: Weiss et al. 2024
Host Star
Kepler-139
Stable across source rows
Discovery Year
2023
Stable across source rows
Orbital Period
2047.6 day
1904 to 2047.6
Semi-Major Axis
3.24 au
single adopted value
Mass
426.1 Mearth
378 to 426.1
Provenance
Underlying measurements and references
Evidence Summary
Rows
2
Refs
2
Methods
1
Discoverystable
Facilitystable
Perioddisputed
Massdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2023 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 1904 day | — | 378 Mearth | — | Lammers & Winn 2025 |
| 2023 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 2047.6 day | — | 426.1 Mearth | — | Weiss et al. 2024 |