HAT-P-5 b

A confirmed exoplanet orbiting HAT-P-5.

Compared with Earth

Size
About 14 times Earth's width.
Mass
About 311 times Earth's mass.
Year
A year here lasts about 2.8 Earth days.

Planet

Radius
13.56 × Earth
Mass
311.5 × Earth
Density
Unknown
Equilibrium temperature
Unknown
Starlight received
Unknown
Orbital period
2.788 days
Average distance from its star
Unknown

Star

Host star
HAT-P-5
Spectral class
G — sun-like
Surface temperature
5,960 K
Radius
1.12 × Sun
Mass
1.04 × Sun
Age
Unknown

System

Distance from Earth
989.3 light-years (303.3 parsecs)
Stars in system
1
Known planets
1

Discovery

Year
2007
Method
Transit
Facility
HATNet

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