Mini-Neptune · Kepler-139
Kepler-139 b
ExoplanetsDiscovered 2014
Scientific overview
Kepler-139 b is a mini-neptune orbiting Kepler-139, completing an orbit every 16 days, about 1276 light-years from Earth. It was discovered in 2014 using the transit method.
Host star
Planetary system — Kepler-139 system
View the Kepler-139 system (5 known planets).
| Planet | Class | Radius (R⊕) | Period (d) | Distance (ly) |
|---|---|---|---|---|
| Kepler-139 dTransit · 2023 | Super-Earth | 1.7 | 7.3057 | 1276 |
| Kepler-139 bTransit · 2014 | Mini-Neptune | 2.94 | 15.771 | 1276 |
| Kepler-139 cTransit · 2014 | Mini-Neptune | 3.38 | 157 | 1276 |
| Kepler-139 fTransit Timing Variations · 2025 | Gas giant | 6.67 | 355 | 1276 |
| Kepler-139 eRadial Velocity · 2023 | Gas giant | 13.7 | 2048 | 1276 |
Discovery and detection
Knowledge connections
- OrbitsKepler-139
- Member of systemKepler-139 system
- Discovered by methodTransit Method
- Discovered by missionKepler Space Telescope
- Catalogued inNASA Exoplanet Archive