The KMT-2021-BLG-1898L system contains 1 exoplanet. It is located 22504.76 light years away from the solar system.
| Mass | 0.48 solar masses |
| Radius | 0.32 solar radiae |
| Temperature | - kelvin |
| Stellar Metallicity | - decimal exponent |
| Age | - billion years |
At more than 50 Earth masses, KMT-2021-BLG-1898L b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 232.015 Earth masses |
| Density | 0.465 grams per cubic centimeter |
| Radius | 14.000 Earth radiae |
| Semi-major Axis | 1.9 AU |
| Eccentricity | NaN |
| Orbital Period | NaN days |
| Discovery Method | Microlensing |
| Discovery Facility | KMTNet |
| Discovery Telescope | 1.6 m wide-field telescope |
| Discovery Instrument | 18k Mosaic CCD camera |
| Discovery Date | 2022-07 |
| Reference | Han et al. 2022 |