The TOI-4504 System
TOI-4504 is a planetary system in the constellation Carina hosting 3 confirmed exoplanets, about 1,117 light-years from Earth.
Size Comparison: The Planets of TOI-4504
Planets without a measured radius are not shown.
TOI-4504: Star and Habitable Zone
TOI-4504
- Spectral type
- K1 V
- Surface temperature
- 5,315 K (Sun: 5,772 K)
- Mass
- 0.89 M☉
- Radius
- 0.92 R☉
- Luminosity
- 0.6200 L☉
- Age
- 10.0 billion years (Sun: 4.6)
Habitable zone of TOI-4504: 0.607–1.450 AU (conservative: 0.769–1.375 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 3 Planets in the TOI-4504 System
| Planet | Type | Orbit | Radius | ESI | Discovered |
|---|---|---|---|---|---|
| TOI-4504 b | Mini Neptune | 2.4 d | 2.69 R⊕ | — | 2024 |
| TOI-4504 c | Cold Gas Giant | 83 d | 11.10 R⊕ | — | 2024 |
| TOI-4504 d | Cold Gas Giant | 41 d | — | — | 2024 |
Discovery History
The first planet found here, TOI-4504 b, was discovered in 2024 using the transit method.
- 2024 — TOI-4504 b (Transit)
- 2024 — TOI-4504 c (Transit)
- 2024 — TOI-4504 d (Transit Timing Variations)
Frequently Asked Questions About TOI-4504
How many planets does TOI-4504 have?
TOI-4504 has 3 confirmed exoplanets. More may await discovery.
Are any planets in the TOI-4504 system habitable?
None of the known planets in TOI-4504 orbit within the star's habitable zone.
How far away is TOI-4504?
TOI-4504 is about 1,117 light-years from Earth in the constellation Carina.
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