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The TOI-500 System

4 planets Puppis

TOI-500 is a planetary system in the constellation Puppis hosting 4 confirmed exoplanets, about 155 light-years from Earth.

Size Comparison: The Planets of TOI-500

Earth1.00 R⊕b1.17 R⊕
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Planets without a measured radius are not shown.

TOI-500: Star and Habitable Zone

TOI-500

Spectral type
K6 V
Surface temperature
4,440 K (Sun: 5,772 K)
Mass
0.74 M☉
Radius
0.68 R☉
Age
5.0 billion years (Sun: 4.6)
TOI-500 b
Too hot Optimistic habitable zone Conservative habitable zone Too cold

Habitable zone of TOI-500: 0.321–0.795 AU (conservative: 0.406–0.754 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 4 Planets in the TOI-500 System

PlanetTypeOrbitRadiusESIDiscovered
TOI-500 bLava World0.5 d1.17 R⊕0.292022
TOI-500 cSuper Earth6.6 d0.282022
TOI-500 dNeptune-like26 d0.242022
TOI-500 eNeptune-like61 d0.472022

Discovery History

The first planet found here, TOI-500 b, was discovered in 2022 using the transit method.

Frequently Asked Questions About TOI-500

How many planets does TOI-500 have?

TOI-500 has 4 confirmed exoplanets. More may await discovery.

Are any planets in the TOI-500 system habitable?

None of the known planets in TOI-500 orbit within the star's habitable zone.

How far away is TOI-500?

TOI-500 is about 155 light-years from Earth in the constellation Puppis.

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