TOI-3474 b
A confirmed exoplanet orbiting TOI-3474.
Compared with Earth
- Size
- About 15 times Earth's width.
- Mass
- About 194 times Earth's mass.
- Temperature
- About 1,178 °C (2,152 °F) from starlight alone, against -18 °C (-1 °F) for Earth measured the same way.
- Starlight
- About 740 times the starlight Earth gets from the Sun.
- Year
- A year here lasts about 3.9 Earth days.
Planet
- Radius
- 14.67 × Earth
- Mass
- 193.9 × Earth
- Density
- 0.337 g/cm³
- Equilibrium temperature
- 1,451 K
- Starlight received
- 740 × Earth
- Orbital period
- 3.88 days
- Average distance from its star
- 0.0502 AU
Star
- Host star
- TOI-3474
- Spectral class
- F — yellow-white
- Surface temperature
- 6,020 K
- Radius
- 1.256 × Sun
- Mass
- 1.121 × Sun
- Age
- 4.7 billion years
System
- Distance from Earth
- 1,370 light-years (420.1 parsecs)
- Stars in system
- 1
- Known planets
- 1
Discovery
- Year
- 2025
- Method
- Transit
- Facility
- Transiting Exoplanet Survey Satellite (TESS)
Data from the NASA Exoplanet Archive, synced October 14, 2026.