The Kepler-25 System
3 planets
2 stars
Lyra
Kepler-25 is a planetary system in the constellation Lyra hosting 3 confirmed exoplanets around 2 stars, about 793 light-years from Earth.
Size Comparison: The Planets of Kepler-25
Planets without a measured radius are not shown.
Star Kepler-25 and Its Habitable Zone
Kepler-25
- Mass
- 1.17 M☉
- Radius
- 1.32 R☉
All 3 Planets in the Kepler-25 System
| Planet | Type | Orbit | Radius | ESI | Discovered |
|---|---|---|---|---|---|
| Kepler-25 b | Mini Neptune | 6.2 d | 2.75 R⊕ | 0.22 | 2011 |
| Kepler-25 c | Neptune-like | 13 d | 5.22 R⊕ | 0.15 | 2011 |
| Kepler-25 d | Cold Gas Giant | 122 d | — | 0.16 | 2014 |
Discovery History
The first planet found here, Kepler-25 b, was discovered in 2011 using the transit method. The most recent addition, Kepler-25 d, followed in 2014.
- 2011 — Kepler-25 b (Transit)
- 2011 — Kepler-25 c (Transit)
- 2014 — Kepler-25 d (Radial Velocity)
Frequently Asked Questions About Kepler-25
How many planets does Kepler-25 have?
Kepler-25 has 3 confirmed exoplanets distributed around its 2 stars. More may await discovery.
Are any planets in the Kepler-25 system habitable?
None of the known planets in Kepler-25 orbit within the star's habitable zone.
How far away is Kepler-25?
Kepler-25 is about 793 light-years from Earth in the constellation Lyra.
Explore the Kepler-25 system in the app
Browse, filter and compare 6,000+ exoplanets on iPhone, iPad and Apple Watch — with habitable-zone views, widgets and offline data.
