L 98-59 d
A confirmed exoplanet orbiting L 98-59.
Compared with Earth
- Size
- About 1.6 times Earth's width.
- Mass
- About 1.6 times Earth's mass.
- Temperature
- About 143 °C (289 °F) from starlight alone, against -18 °C (-1 °F) for Earth measured the same way.
- Starlight
- About 5 times the starlight Earth gets from the Sun.
- Year
- A year here lasts about 7.5 Earth days.
Planet
- Radius
- 1.627 × Earth
- Mass
- 1.64 × Earth
- Density
- 2.2 g/cm³
- Equilibrium temperature
- 416 K
- Starlight received
- 4.97 × Earth
- Orbital period
- 7.451 days
- Average distance from its star
- 0.0494 AU
Star
- Host star
- L 98-59
- Spectral class
- M — red dwarf
- Surface temperature
- 3,415 K
- Radius
- 0.3155 × Sun
- Mass
- 0.2923 × Sun
- Age
- 4.94 billion years
System
- Distance from Earth
- 34.64 light-years (10.62 parsecs)
- Stars in system
- 1
- Known planets
- 5
Discovery
- Year
- 2019
- Method
- Transit
- Facility
- Transiting Exoplanet Survey Satellite (TESS)
Data from the NASA Exoplanet Archive, synced October 14, 2026.