The TOI-1634 System
TOI-1634 is a planetary system in the constellation Perseus hosting 2 confirmed exoplanets around 2 stars, about 115 light-years from Earth.
Size Comparison: The Planets of TOI-1634
Planets without a measured radius are not shown.
Star TOI-1634 and Its Habitable Zone
TOI-1634
- Spectral type
- M2
- Surface temperature
- 3,550 K (Sun: 5,772 K)
- Mass
- 0.50 M☉
- Radius
- 0.45 R☉
- Luminosity
- 0.0289 L☉
Habitable zone of TOI-1634: 0.139–0.360 AU (conservative: 0.176–0.341 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-1634 System
| Planet | Type | Orbit | Radius | ESI | Discovered |
|---|---|---|---|---|---|
| TOI-1634 b | Super Earth | 1.0 d | 1.76 R⊕ | 0.28 | 2021 |
| TOI-1634 c | — | 103 d | — | — | 2022 |
Discovery History
The first planet found here, TOI-1634 b, was discovered in 2021 using the transit method. The most recent addition, TOI-1634 c, followed in 2022.
- 2021 — TOI-1634 b (Transit)
- 2022 — TOI-1634 c (Radial Velocity)
Frequently Asked Questions About TOI-1634
How many planets does TOI-1634 have?
TOI-1634 has 2 confirmed exoplanets distributed around its 2 stars. More may await discovery.
Are any planets in the TOI-1634 system habitable?
None of the known planets in TOI-1634 orbit within the star's habitable zone.
How far away is TOI-1634?
TOI-1634 is about 115 light-years from Earth in the constellation Perseus.
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