HAT-P-33 b

A confirmed exoplanet orbiting HAT-P-33.

Compared with Earth

Size
About 21 times Earth's width.
Mass
About 292 times Earth's mass.
Year
A year here lasts about 3.5 Earth days.

Planet

Radius
20.74 × Earth
Mass
292.4 × Earth
Density
Unknown
Equilibrium temperature
Unknown
Starlight received
Unknown
Orbital period
3.474 days
Average distance from its star
Unknown

Star

Host star
HAT-P-33
Spectral class
F — yellow-white
Surface temperature
6,446 K
Radius
1.79 × Sun
Mass
1.82 × Sun
Age
Unknown

System

Distance from Earth
1,292 light-years (396.1 parsecs)
Stars in system
2
Known planets
1

Discovery

Year
2011
Method
Transit
Facility
HATNet

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