Planetary extremes
A compact ranked view of the smallest confirmed exoplanets using the current archive-default radius field.
What this view shows
Radius spans 0.31 R⊕ to 0.52 R⊕ across the ranked entries.
Discovery years run from 2013 to 2024.
Mass is available for 3 of 10 ranked entries.
| # | Planet | Host Star | Radius | Mass | Year |
|---|---|---|---|---|---|
| 1 | Kepler-37 b | Kepler-37 | 0.31 R⊕ | 0.79 M⊕ | 2013 |
| 2 | Kepler-879 c | Kepler-879 | 0.40 R⊕ | — | 2024 |
| 3 | Kepler-444 b | Kepler-444 | 0.40 R⊕ | — | 2015 |
| 4 | Kepler-158 d | Kepler-158 | 0.43 R⊕ | — | 2024 |
| 5 | Kepler-102 b | Kepler-102 | 0.46 R⊕ | 1.10 M⊕ | 2014 |
| 6 | Kepler-444 c | Kepler-444 | 0.50 R⊕ | — | 2015 |
| 7 | KOI-4777.01 | KOI-4777 | 0.51 R⊕ | 99.20 M⊕ | 2022 |
| 8 | Kepler-1489 c | Kepler-1489 | 0.51 R⊕ | — | 2024 |
| 9 | Kepler-1994 b | Kepler-1994 | 0.51 R⊕ | — | 2023 |
| 10 | Kepler-1308 b | Kepler-1308 | 0.52 R⊕ | — | 2016 |