The TOI-1453 System
TOI-1453 is a planetary system in the constellation Draco hosting 2 confirmed exoplanets around 2 stars, about 257 light-years from Earth.
Size Comparison: The Planets of TOI-1453
Star TOI-1453 and Its Habitable Zone
TOI-1453
- Surface temperature
- 4,975 K (Sun: 5,772 K)
- Mass
- 0.72 M☉
- Radius
- 0.72 R☉
- Age
- 12.0 billion years (Sun: 4.6)
Habitable zone of TOI-1453: 0.419–1.013 AU (conservative: 0.530–0.960 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-1453 System
| Planet | Type | Orbit | Radius | ESI | Discovered |
|---|---|---|---|---|---|
| TOI-1453 b | Terrestrial | 4.3 d | 1.17 R⊕ | — | 2025 |
| TOI-1453 c | Puffy Planet | 6.6 d | 2.22 R⊕ | — | 2025 |
Discovery History
The first planet found here, TOI-1453 b, was discovered in 2025 using the transit method.
- 2025 — TOI-1453 b (Transit)
- 2025 — TOI-1453 c (Transit)
Frequently Asked Questions About TOI-1453
How many planets does TOI-1453 have?
TOI-1453 has 2 confirmed exoplanets distributed around its 2 stars. More may await discovery.
Are any planets in the TOI-1453 system habitable?
None of the known planets in TOI-1453 orbit within the star's habitable zone.
How far away is TOI-1453?
TOI-1453 is about 257 light-years from Earth in the constellation Draco.
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