HAT-P-2 b
A confirmed exoplanet orbiting HAT-P-2.
Compared with Earth
- Mass
- About 2,740 times Earth's mass.
- Year
- A year here lasts about 5.6 Earth days.
Planet
- Radius
- Unknown
- Mass
- 2,740 × Earth
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 5.634 days
- Average distance from its star
- 0.06814 AU
Star
- Host star
- HAT-P-2
- Spectral class
- F — yellow-white
- Surface temperature
- 6,380 K
- Radius
- 1.39 × Sun
- Mass
- 1.33 × Sun
- Age
- 1.44 billion years
System
- Distance from Earth
- 416.7 light-years (127.8 parsecs)
- Stars in system
- 1
- Known planets
- 2
Discovery
- Year
- 2007
- Method
- Transit
- Facility
- HATNet
Data from the NASA Exoplanet Archive, synced October 14, 2026.