HAT-P-68 b
A confirmed exoplanet orbiting HAT-P-68.
Compared with Earth
- Size
- About 12 times Earth's width.
- Mass
- About 230 times Earth's mass.
- Temperature
- About 755 °C (1,390 °F) from starlight alone, against -18 °C (-1 °F) for Earth measured the same way.
- Starlight
- About 185 times the starlight Earth gets from the Sun.
- Year
- A year here lasts about 2.3 Earth days.
Planet
- Radius
- 12.02 × Earth
- Mass
- 230.1 × Earth
- Density
- 0.727 g/cm³
- Equilibrium temperature
- 1,028 K
- Starlight received
- 184.8 × Earth
- Orbital period
- 2.298 days
- Average distance from its star
- 0.02996 AU
Star
- Host star
- HAT-P-68
- Spectral class
- K — orange dwarf
- Surface temperature
- 4,508 K
- Radius
- 0.6701 × Sun
- Mass
- 0.6785 × Sun
- Age
- 11.1 billion years
System
- Distance from Earth
- 659.3 light-years (202.2 parsecs)
- Stars in system
- 1
- Known planets
- 1
Discovery
- Year
- 2020
- Method
- Transit
- Facility
- HATNet
Data from the NASA Exoplanet Archive, synced October 14, 2026.