TOI-269 b
A confirmed exoplanet orbiting TOI-269.
Compared with Earth
- Size
- About 2.8 times Earth's width.
- Mass
- About 8.8 times Earth's mass.
- Temperature
- About 258 °C (496 °F) from starlight alone, against -18 °C (-1 °F) for Earth measured the same way.
- Starlight
- About 19 times the starlight Earth gets from the Sun.
- Year
- A year here lasts about 3.7 Earth days.
Planet
- Radius
- 2.77 × Earth
- Mass
- 8.8 × Earth
- Density
- 2.28 g/cm³
- Equilibrium temperature
- 531 K
- Starlight received
- 19 × Earth
- Orbital period
- 3.698 days
- Average distance from its star
- 0.0345 AU
Star
- Host star
- TOI-269
- Spectral class
- M — red dwarf
- Surface temperature
- 3,514 K
- Radius
- 0.398 × Sun
- Mass
- 0.3917 × Sun
- Age
- Unknown
System
- Distance from Earth
- 186 light-years (57.02 parsecs)
- Stars in system
- 1
- Known planets
- 1
Discovery
- Year
- 2021
- Method
- Transit
- Facility
- Transiting Exoplanet Survey Satellite (TESS)
Data from the NASA Exoplanet Archive, synced October 14, 2026.