HD 23472 e
A confirmed exoplanet orbiting HD 23472.
Compared with Earth
- Size
- About 82% of Earth's width.
- Mass
- About 72% of Earth's mass.
- Temperature
- About 450 °C (842 °F) from starlight alone, against -18 °C (-1 °F) for Earth measured the same way.
- Starlight
- About 47 times the starlight Earth gets from the Sun.
- Year
- A year here lasts about 7.9 Earth days.
Planet
- Radius
- 0.818 × Earth
- Mass
- 0.72 × Earth
- Density
- 7.5 g/cm³
- Equilibrium temperature
- 723 K
- Starlight received
- 46.7 × Earth
- Orbital period
- 7.908 days
- Average distance from its star
- 0.068 AU
Star
- Host star
- HD 23472
- Spectral class
- K — orange dwarf
- Surface temperature
- 4,684 K
- Radius
- 0.71 × Sun
- Mass
- 0.67 × Sun
- Age
- Unknown
System
- Distance from Earth
- 127.3 light-years (39.03 parsecs)
- Stars in system
- 1
- Known planets
- 5
Discovery
- Year
- 2022
- Method
- Transit
- Facility
- Transiting Exoplanet Survey Satellite (TESS)
Data from the NASA Exoplanet Archive, synced October 14, 2026.