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The TOI-5799 System

2 planets Aquila

TOI-5799 is a planetary system in the constellation Aquila hosting 2 confirmed exoplanets, about 91 light-years from Earth.

Size Comparison: The Planets of TOI-5799

Earth1.00 R⊕b1.73 R⊕c1.76 R⊕
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TOI-5799: Star and Habitable Zone

TOI-5799

Spectral type
M2 V
Surface temperature
3,452 K (Sun: 5,772 K)
Mass
0.33 M☉
Radius
0.32 R☉
Age
9.6 billion years (Sun: 4.6)
TOI-5799 b TOI-5799 c
Too hot Optimistic habitable zone Conservative habitable zone Too cold

Habitable zone of TOI-5799: 0.094–0.244 AU (conservative: 0.119–0.231 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-5799 System

PlanetTypeOrbitRadiusESIDiscovered
TOI-5799 bSuper Earth4.2 d1.73 R⊕2024
TOI-5799 cSuper Earth14 d1.76 R⊕2025

Discovery History

The first planet found here, TOI-5799 b, was discovered in 2024 using the transit method. The most recent addition, TOI-5799 c, followed in 2025.

Frequently Asked Questions About TOI-5799

How many planets does TOI-5799 have?

TOI-5799 has 2 confirmed exoplanets. More may await discovery.

Are any planets in the TOI-5799 system habitable?

None of the known planets in TOI-5799 orbit within the star's habitable zone.

How far away is TOI-5799?

TOI-5799 is about 91 light-years from Earth in the constellation Aquila.

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