The Kepler-296 System
Kepler-296 is a planetary system in the constellation Draco hosting 5 confirmed exoplanets around 2 stars, about 545 light-years from Earth. 2 of its planets orbit within the habitable zone, where liquid water could exist on a planetary surface.
Size Comparison: The Planets of Kepler-296
Star Kepler-296 and Its Habitable Zone
Kepler-296
- Surface temperature
- 3,740 K (Sun: 5,772 K)
- Mass
- 0.50 M☉
- Radius
- 0.48 R☉
Habitable zone of Kepler-296: 0.164–0.420 AU (conservative: 0.208–0.399 AU), per Kopparapu et al. (2014). Earth orbits the Sun at 1 AU.
See the full interactive habitable-zone view in the Exoplanet Explorer app ›
All 5 Planets in the Kepler-296 System
| Planet | Type | Orbit | Radius | ESI | Discovered |
|---|---|---|---|---|---|
| Kepler-296 b | Super Earth | 11 d | 1.61 R⊕ | 0.49 | 2014 |
| Kepler-296 c | Super Earth | 5.8 d | 2.00 R⊕ | 0.36 | 2014 |
| Kepler-296 d | Mini Neptune | 20 d | 2.09 R⊕ | 0.62 | 2014 |
| Kepler-296 e HZ | Super Earth | 34 d | 1.53 R⊕ | 0.85 | 2014 |
| Kepler-296 f HZ | Super Earth | 63 d | 1.80 R⊕ | 0.66 | 2014 |
Discovery History
The first planet found here, Kepler-296 b, was discovered in 2014 using the transit method.
- 2014 — Kepler-296 b (Transit)
- 2014 — Kepler-296 c (Transit)
- 2014 — Kepler-296 d (Transit)
- 2014 — Kepler-296 e (Transit)
- 2014 — Kepler-296 f (Transit)
Frequently Asked Questions About Kepler-296
How many planets does Kepler-296 have?
Kepler-296 has 5 confirmed exoplanets distributed around its 2 stars. More may await discovery.
Are any planets in the Kepler-296 system habitable?
2 planets in the system orbit within the habitable zone, where liquid water could exist. Actual habitability depends on atmospheres and composition, which are not yet known.
How far away is Kepler-296?
Kepler-296 is about 545 light-years from Earth in the constellation Draco.
Explore the Kepler-296 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.
