HD 15906 b
A confirmed exoplanet orbiting HD 15906.
Compared with Earth
- Size
- About 2.2 times Earth's width.
- Temperature
- About 395 °C (743 °F) from starlight alone, against -18 °C (-1 °F) for Earth measured the same way.
- Starlight
- About 33 times the starlight Earth gets from the Sun.
- Year
- A year here lasts about 11 Earth days.
Planet
- Radius
- 2.24 × Earth
- Mass
- Unknown
- Density
- Unknown
- Equilibrium temperature
- 668 K
- Starlight received
- 33.14 × Earth
- Orbital period
- 10.92 days
- Average distance from its star
- 0.09 AU
Star
- Host star
- HD 15906
- Spectral class
- K — orange dwarf
- Surface temperature
- 4,757 K
- Radius
- 0.762 × Sun
- Mass
- 0.79 × Sun
- Age
- Unknown
System
- Distance from Earth
- 148.6 light-years (45.56 parsecs)
- Stars in system
- 1
- Known planets
- 2
Discovery
- Year
- 2023
- Method
- Transit
- Facility
- Transiting Exoplanet Survey Satellite (TESS)
Data from the NASA Exoplanet Archive, synced October 14, 2026.