TOI-4427 b
A confirmed exoplanet orbiting TOI-4427.
Compared with Earth
- Size
- About 13 times Earth's width.
- Mass
- About 88 times Earth's mass.
- Temperature
- About 767 °C (1,412 °F) from starlight alone, against -18 °C (-1 °F) for Earth measured the same way.
- Starlight
- About 195 times the starlight Earth gets from the Sun.
- Year
- A year here lasts about 4.6 Earth days.
Planet
- Radius
- 13.09 × Earth
- Mass
- 87.72 × Earth
- Density
- 0.214 g/cm³
- Equilibrium temperature
- 1,040 K
- Starlight received
- 195 × Earth
- Orbital period
- 4.618 days
- Average distance from its star
- 0.05389 AU
Star
- Host star
- TOI-4427
- Spectral class
- G — sun-like
- Surface temperature
- 5,347 K
- Radius
- 0.89 × Sun
- Mass
- 0.9 × Sun
- Age
- 7.9 billion years
System
- Distance from Earth
- 646.6 light-years (198.3 parsecs)
- Stars in system
- 1
- Known planets
- 1
Discovery
- Year
- 2026
- Method
- Transit
- Facility
- Transiting Exoplanet Survey Satellite (TESS)
Data from the NASA Exoplanet Archive, synced October 14, 2026.