Discovery
Transit
Host star K2-138 • 1.51 R⊕ • 2.35 d orbit
Records
4
archive rows
Discovery
—
Transit
Radius
1.51 R⊕
median non-null value
Mass
2.82 M⊕
median non-null value
K2-138
1157 K equilibrium
Quick Summary
This first pass still reads from the currently available detail payload. Canonical adopted summaries will replace first-row values in the next backend pass.
Scale Comparison
Current adopted radius: 1.51 R⊕ • circles scaled linearly by radius
Earth
1.0 R⊕ baseline
K2-138 b
1.51 R⊕
Jupiter
11.2 R⊕ reference
Provenance
Evidence Summary
Rows
4
Refs
4
Methods
1
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2017 | Transit | K2 | 0.95 m Kepler Telescope | 2.35 day | 1.51 Rearth | 3.10 Mearth | — | Lopez et al. 2019 |
| 2017 | Transit | K2 | 0.95 m Kepler Telescope | 2.35 day | 1.49 Rearth | — | 1157 K | Hardegree-Ullman et al. 2021 |
| 2017 | Transit | K2 | 0.95 m Kepler Telescope | 2.35 day | 1.57 Rearth | — | — | Christiansen et al. 2018 |
| 2017 | Transit | K2 | 0.95 m Kepler Telescope | — | — | 2.54 Mearth | — | Vivien et al. 2024 |