WASP-19 b
A confirmed exoplanet orbiting WASP-19.
Compared with Earth
- Size
- About 16 times Earth's width.
- Mass
- About 367 times Earth's mass.
- Temperature
- About 1,840 °C (3,344 °F) from starlight alone, against -18 °C (-1 °F) for Earth measured the same way.
- Starlight
- About 3,320 times the starlight Earth gets from the Sun.
- Year
- A year here lasts about 19 hours.
Planet
- Radius
- 15.86 × Earth
- Mass
- 366.8 × Earth
- Density
- 0.506 g/cm³
- Equilibrium temperature
- 2,113 K
- Starlight received
- 3,320 × Earth
- Orbital period
- 0.7888 days
- Average distance from its star
- 0.01652 AU
Star
- Host star
- WASP-19
- Spectral class
- G — sun-like
- Surface temperature
- 5,616 K
- Radius
- 1.006 × Sun
- Mass
- 0.965 × Sun
- Age
- 6.4 billion years
System
- Distance from Earth
- 875.2 light-years (268.3 parsecs)
- Stars in system
- 1
- Known planets
- 1
Discovery
- Year
- 2009
- Method
- Transit
- Facility
- SuperWASP
Data from the NASA Exoplanet Archive, synced October 14, 2026.