The Kepler-296 System
Kepler-296 is a planetary system in the constellation Draco hosting 5 confirmed exoplanets around 2 stars. 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.
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