The V1298 Tau system contains 4 exoplanets. It is located 352.90 light years away from the solar system.
| Mass | 1.1 solar masses |
| Radius | 1.34 solar radiae |
| Temperature | 4970 kelvin |
| Stellar Metallicity | 0.139 decimal exponent |
| Age | 0.023 billion years |
At more than 50 Earth masses, V1298 Tau b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 74.900 Earth masses |
| Density | 0.380 grams per cubic centimeter |
| Radius | 10.270 Earth radiae |
| Semi-major Axis | 0.1688 AU |
| Eccentricity | 0.29 |
| Orbital Period | 24.140 days |
| Discovery Method | Transit |
| Discovery Facility | K2 |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2019-08 |
| Reference | David et al. 2019 |
At more than 10 Earth masses, V1298 Tau c is an ice giant, a planet that is made up mostly of volatiles like water, amonia and methane, and enveloped by a dense hydrogen and helium atmosphere, much like Uranus and Neptune.
| Mass | 26.700 Earth masses |
| Density | 0.840 grams per cubic centimeter |
| Radius | 5.590 Earth radiae |
| Semi-major Axis | 0.0825 AU |
| Eccentricity | 0.43 |
| Orbital Period | 8.250 days |
| Discovery Method | Transit |
| Discovery Facility | K2 |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2019-11 |
| Reference | David et al. 2019 |
At more than 10 Earth masses, V1298 Tau d is an ice giant, a planet that is made up mostly of volatiles like water, amonia and methane, and enveloped by a dense hydrogen and helium atmosphere, much like Uranus and Neptune.
| Mass | 33.600 Earth masses |
| Density | 0.701 grams per cubic centimeter |
| Radius | 6.410 Earth radiae |
| Semi-major Axis | 0.1083 AU |
| Eccentricity | 0.21 |
| Orbital Period | 12.403 days |
| Discovery Method | Transit |
| Discovery Facility | K2 |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2019-11 |
| Reference | David et al. 2019 |
At more than 50 Earth masses, V1298 Tau e is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 57.000 Earth masses |
| Density | 0.469 grams per cubic centimeter |
| Radius | 8.740 Earth radiae |
| Semi-major Axis | 0.308 AU |
| Eccentricity | 0.57 |
| Orbital Period | 60.000 days |
| Discovery Method | Transit |
| Discovery Facility | K2 |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2019-11 |
| Reference | David et al. 2019 |