HD 3167 b

A confirmed exoplanet orbiting HD 3167.

Compared with Earth

Size
About 1.6 times Earth's width.
Mass
About 4.8 times Earth's mass.
Temperature
About 1,508 °C (2,746 °F) from starlight alone, against -18 °C (-1 °F) for Earth measured the same way.
Year
A year here lasts about 23 hours.

Planet

Radius
1.601 × Earth
Mass
4.844 × Earth
Density
6.49 g/cm³
Equilibrium temperature
1,781 K
Starlight received
Unknown
Orbital period
0.9597 days
Average distance from its star
0.01814 AU

Star

Host star
HD 3167
Spectral class
G — sun-like
Surface temperature
5,338 K
Radius
0.871 × Sun
Mass
0.864 × Sun
Age
8.4 billion years

System

Distance from Earth
154.2 light-years (47.29 parsecs)
Stars in system
1
Known planets
4

Discovery

Year
2016
Method
Transit
Facility
K2

Data from the NASA Exoplanet Archive, synced October 14, 2026.