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The TOI-1052 System

2 planets Octans

TOI-1052 is a planetary system in the constellation Octans hosting 2 confirmed exoplanets, about 423 light-years from Earth.

Size Comparison: The Planets of TOI-1052

Earth1.00 R⊕b2.87 R⊕
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Planets without a measured radius are not shown.

TOI-1052: Star and Habitable Zone

TOI-1052

Surface temperature
6,146 K (Sun: 5,772 K)
Mass
1.20 M☉
Radius
1.26 R☉
Age
2.3 billion years (Sun: 4.6)
TOI-1052 b TOI-1052 c
Too hot Optimistic habitable zone Conservative habitable zone Too cold

Habitable zone of TOI-1052: 1.050–2.451 AU (conservative: 1.329–2.324 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-1052 System

PlanetTypeOrbitRadiusESIDiscovered
TOI-1052 bSuper Earth9.1 d2.87 R⊕0.222023
TOI-1052 cNeptune-like36 d0.152023

Discovery History

The first planet found here, TOI-1052 b, was discovered in 2023 using the transit method.

Frequently Asked Questions About TOI-1052

How many planets does TOI-1052 have?

TOI-1052 has 2 confirmed exoplanets. More may await discovery.

Are any planets in the TOI-1052 system habitable?

None of the known planets in TOI-1052 orbit within the star's habitable zone.

How far away is TOI-1052?

TOI-1052 is about 423 light-years from Earth in the constellation Octans.

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