The HD 108236 System
HD 108236 is a planetary system in the constellation Centaurus hosting 5 confirmed exoplanets, about 211 light-years from Earth.
Size Comparison: The Planets of HD 108236
HD 108236: Star and Habitable Zone
HD 108236
- Surface temperature
- 5,660 K (Sun: 5,772 K)
- Mass
- 0.87 M☉
- Radius
- 0.88 R☉
- Luminosity
- 0.7080 L☉
- Age
- 6.7 billion years (Sun: 4.6)
Habitable zone of HD 108236: 0.636–1.503 AU (conservative: 0.805–1.425 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 HD 108236 System
| Planet | Type | Orbit | Radius | ESI | Discovered |
|---|---|---|---|---|---|
| HD 108236 b | Super Earth | 3.8 d | 1.62 R⊕ | 0.28 | 2020 |
| HD 108236 c | Mini Neptune | 6.2 d | 2.07 R⊕ | 0.26 | 2020 |
| TOI-1233.01 | Mini Neptune | 14 d | 2.54 R⊕ | — | 2021 |
| HD 108236 e | Sub Neptune | 20 d | 3.08 R⊕ | 0.24 | 2020 |
| HD 108236 f | Mini Neptune | 30 d | 2.02 R⊕ | 0.31 | 2021 |
Discovery History
The first planet found here, HD 108236 b, was discovered in 2020 using the transit method. The most recent addition, HD 108236 f, followed in 2021.
- 2020 — HD 108236 b (Transit)
- 2020 — HD 108236 c (Transit)
- 2020 — HD 108236 e (Transit)
- 2021 — TOI-1233.01 (Transit)
- 2021 — HD 108236 f (Transit)
Frequently Asked Questions About HD 108236
How many planets does HD 108236 have?
HD 108236 has 5 confirmed exoplanets. More may await discovery.
Are any planets in the HD 108236 system habitable?
None of the known planets in HD 108236 orbit within the star's habitable zone.
How far away is HD 108236?
HD 108236 is about 211 light-years from Earth in the constellation Centaurus.
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