The TOI-1346 System
TOI-1346 is a planetary system in the constellation Draco hosting 2 confirmed exoplanets, about 377 light-years from Earth.
Size Comparison: The Planets of TOI-1346
TOI-1346: Star and Habitable Zone
TOI-1346
- Surface temperature
- 5,099 K (Sun: 5,772 K)
- Mass
- 0.82 M☉
- Radius
- 0.78 R☉
Habitable zone of TOI-1346: 0.473–1.140 AU (conservative: 0.600–1.081 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 2 Planets in the TOI-1346 System
| Planet | Type | Orbit | Radius | ESI | Discovered |
|---|---|---|---|---|---|
| TOI-1346 b | Mini Neptune | 1.8 d | 2.39 R⊕ | — | 2025 |
| TOI-1346 c | Mini Neptune | 5.5 d | 2.23 R⊕ | — | 2025 |
Discovery History
The first planet found here, TOI-1346 b, was discovered in 2025 using the transit method.
- 2025 — TOI-1346 b (Transit)
- 2025 — TOI-1346 c (Transit)
Frequently Asked Questions About TOI-1346
How many planets does TOI-1346 have?
TOI-1346 has 2 confirmed exoplanets. More may await discovery.
Are any planets in the TOI-1346 system habitable?
None of the known planets in TOI-1346 orbit within the star's habitable zone.
How far away is TOI-1346?
TOI-1346 is about 377 light-years from Earth in the constellation Draco.
Explore the TOI-1346 system in the app
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