V1298 Tau c
A confirmed exoplanet orbiting V1298 Tau.
Compared with Earth
- Size
- About 5.1 times Earth's width.
- Mass
- About 4.7 times Earth's mass.
- Temperature
- About 680 °C (1,256 °F) from starlight alone, against -18 °C (-1 °F) for Earth measured the same way.
- Year
- A year here lasts about 8.2 Earth days.
Planet
- Radius
- 5.08 × Earth
- Mass
- 4.7 × Earth
- Density
- 0.2 g/cm³
- Equilibrium temperature
- 953 K
- Starlight received
- Unknown
- Orbital period
- 8.249 days
- Average distance from its star
- 0.0824 AU
Star
- Host star
- V1298 Tau
- Spectral class
- K — orange dwarf
- Surface temperature
- 4,970 K
- Radius
- 1.32 × Sun
- Mass
- 1.1 × Sun
- Age
- 0.02 billion years
System
- Distance from Earth
- 352.9 light-years (108.2 parsecs)
- Stars in system
- 3
- Known planets
- 4
Discovery
- Year
- 2019
- Method
- Transit
- Facility
- K2
Data from the NASA Exoplanet Archive, synced October 14, 2026.