WASP-149 b
A confirmed exoplanet orbiting WASP-149.
Compared with Earth
- Size
- About 15 times Earth's width.
- Mass
- About 315 times Earth's mass.
- Temperature
- About 1,582 °C (2,879 °F) from starlight alone, against -18 °C (-1 °F) for Earth measured the same way.
- Starlight
- About 1,966 times the starlight Earth gets from the Sun.
- Year
- A year here lasts about 1.3 Earth days.
Planet
- Radius
- 15.24 × Earth
- Mass
- 315 × Earth
- Density
- 0.49 g/cm³
- Equilibrium temperature
- 1,855 K
- Starlight received
- 1,966 × Earth
- Orbital period
- 1.333 days
- Average distance from its star
- 0.024 AU
Star
- Host star
- WASP-149
- Spectral class
- G — sun-like
- Surface temperature
- 5,750 K
- Radius
- 1.08 × Sun
- Mass
- 1.05 × Sun
- Age
- 0.6 billion years
System
- Distance from Earth
- 690.6 light-years (211.7 parsecs)
- Stars in system
- 1
- Known planets
- 1
Discovery
- Year
- 2025
- Method
- Transit
- Facility
- SuperWASP
Data from the NASA Exoplanet Archive, synced October 14, 2026.