HIP 29442 d
A confirmed exoplanet orbiting TOI-469.
Compared with Earth
- Size
- About 1.5 times Earth's width.
- Mass
- About 5.1 times Earth's mass.
- Temperature
- About 647 °C (1,196 °F) from starlight alone, against -18 °C (-1 °F) for Earth measured the same way.
- Starlight
- About 203 times the starlight Earth gets from the Sun.
- Year
- A year here lasts about 6.4 Earth days.
Planet
- Radius
- 1.538 × Earth
- Mass
- 5.14 × Earth
- Density
- Unknown
- Equilibrium temperature
- 920 K
- Starlight received
- 203 × Earth
- Orbital period
- 6.43 days
- Average distance from its star
- 0.0673 AU
Star
- Host star
- TOI-469
- Spectral class
- K — orange dwarf
- Surface temperature
- 5,289 K
- Radius
- 0.98 × Sun
- Mass
- 0.901 × Sun
- Age
- 11.2 billion years
System
- Distance from Earth
- 222.4 light-years (68.19 parsecs)
- Stars in system
- 1
- Known planets
- 3
Discovery
- Year
- 2023
- Method
- Radial Velocity
- Facility
- Paranal Observatory
Data from the NASA Exoplanet Archive, synced October 14, 2026.