HAT-P-34 b

A confirmed exoplanet orbiting HAT-P-34.

Compared with Earth

Size
About 13 times Earth's width.
Mass
About 1,058 times Earth's mass.
Year
A year here lasts about 5.5 Earth days.

Planet

Radius
13.42 × Earth
Mass
1,058 × Earth
Density
2.5 g/cm³
Equilibrium temperature
Unknown
Starlight received
Unknown
Orbital period
5.453 days
Average distance from its star
0.06774 AU

Star

Host star
HAT-P-34
Spectral class
F — yellow-white
Surface temperature
6,442 K
Radius
1.53 × Sun
Mass
1.392 × Sun
Age
1.7 billion years

System

Distance from Earth
813.2 light-years (249.3 parsecs)
Stars in system
1
Known planets
1

Discovery

Year
2011
Method
Transit
Facility
HATNet

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