Exoplanet CatalogK2 が発見した系外惑星
発見数550
最初の発見2014
最多の年2018191
全体に占める割合8.5%
年別の発見数
発見方法
549
1
最近の発見（最大100）
| 惑星 | 公転周期（日） | 半径（地球=1） | 質量（地球=1） | 平衡温度 K | 発見年 |
|---|---|---|---|---|---|
| TOI-5165 b | 3.58 | 3.32 | 11.0 | 870 | 2026 |
| HD 224018 c | 36.58 | 2.42 | 10.4 | 641 | 2025 |
| HD 224018 d | 138.07 | 2.40 | 4.2 | 411 | 2025 |
| HD 73344 b | 15.61 | 2.88 | 10.5 | 911 | 2024 |
| K2-419 A b | 20.36 | 10.55 | 196.0 | 377 | 2024 |
| EPIC 229004835 b | 16.14 | 2.33 | 10.4 | 804 | 2023 |
| K2-2016-BLG-0005L b | 4,700.00 | 13.70 | 349.6 | – | 2023 |
| K2-415 b | 4.02 | 1.02 | 7.5 | 412 | 2023 |
| K2-416 b | 13.10 | 2.66 | 1,652.7 | 447 | 2023 |
| K2-417 b | 6.54 | 3.31 | 699.2 | 558 | 2023 |
| EPIC 206317286 c | 17.52 | 2.09 | 5.0 | – | 2022 |
| K2-365 b | 23.45 | 2.91 | 8.8 | – | 2022 |
| K2-366 b | 15.94 | 2.36 | 6.2 | – | 2022 |
| K2-367 b | 20.65 | 2.41 | 6.4 | – | 2022 |
| K2-368 b | 5.03 | 1.33 | 2.3 | – | 2022 |
| K2-368 c | 9.66 | 1.36 | 2.4 | – | 2022 |
| K2-368 d | 20.20 | 1.95 | 4.4 | – | 2022 |
| K2-369 b | 5.76 | 1.31 | 2.3 | – | 2022 |
| K2-370 b | 2.14 | 2.67 | 11.1 | 1,267 | 2022 |
| K2-371 b | 3.11 | 13.02 | – | 957 | 2022 |
| K2-372 b | 9.84 | 2.94 | 9.0 | – | 2022 |
| K2-373 b | 11.02 | 2.06 | 4.9 | – | 2022 |
| K2-374 b | 4.52 | 1.59 | 3.2 | – | 2022 |
| K2-374 c | 16.43 | 2.21 | 5.5 | – | 2022 |
| K2-375 b | 14.45 | 2.24 | 5.7 | – | 2022 |
| K2-376 b | 5.78 | 1.74 | 3.7 | – | 2022 |
| K2-377 b | 12.83 | 1.69 | 3.5 | – | 2022 |
| K2-378 b | 2.06 | 2.88 | 8.6 | – | 2022 |
| K2-379 b | 8.78 | 2.18 | 5.4 | – | 2022 |
| K2-380 b | 9.40 | 2.73 | 7.9 | – | 2022 |
| K2-381 b | 7.94 | 1.08 | 1.3 | – | 2022 |
| K2-381 c | 16.03 | 2.00 | 4.7 | – | 2022 |
| K2-381 d | 26.80 | 1.69 | 3.5 | – | 2022 |
| K2-382 b | 21.70 | 2.07 | 5.0 | – | 2022 |
| K2-383 b | 1.87 | 1.56 | 3.1 | – | 2022 |
| K2-384 b | 2.23 | 1.08 | 1.3 | – | 2022 |
| K2-384 c | 4.19 | 1.19 | 1.8 | – | 2022 |
| K2-384 d | 6.68 | 1.39 | 2.5 | – | 2022 |
| K2-384 e | 9.72 | 1.34 | 2.4 | – | 2022 |
| K2-384 f | 13.63 | 2.22 | 5.6 | – | 2022 |
| K2-385 b | 2.38 | 1.54 | 3.0 | – | 2022 |
| K2-386 b | 7.47 | 2.32 | 6.0 | – | 2022 |
| K2-387 b | 28.74 | 7.32 | 42.2 | – | 2022 |
| K2-388 b | 6.34 | 3.90 | 14.5 | 874 | 2022 |
| K2-389 b | 8.58 | 2.33 | 6.0 | 932 | 2022 |
| K2-389 c | 20.85 | 2.04 | 4.8 | – | 2022 |
| K2-390 b | 3.31 | 4.66 | 19.6 | 1,119 | 2022 |
| K2-391 b | 4.62 | 1.37 | 2.4 | – | 2022 |
| K2-392 b | 15.40 | 1.85 | 4.1 | – | 2022 |
| K2-393 b | 10.41 | 2.35 | 6.1 | – | 2022 |
| K2-394 b | 5.10 | 1.69 | 3.5 | 643 | 2022 |
| K2-395 b | 4.80 | 2.60 | 7.3 | – | 2022 |
| K2-395 c | 8.49 | 3.40 | 11.4 | – | 2022 |
| K2-396 b | 0.67 | 1.58 | 3.1 | – | 2022 |
| K2-396 c | 25.76 | 3.12 | 9.9 | – | 2022 |
| K2-397 b | 3.57 | 2.42 | 6.4 | – | 2022 |
| K2-398 b | 6.39 | 2.27 | 5.8 | – | 2022 |
| K2-398 c | 18.79 | 5.10 | 22.8 | – | 2022 |
| K2-400 b | 3.87 | 1.16 | 1.7 | – | 2022 |
| K2-401 b | 6.29 | 2.26 | 5.7 | – | 2022 |
| K2-402 b | 17.27 | 2.68 | 7.6 | – | 2022 |
| K2-403 b | 33.59 | 5.33 | 24.6 | 949 | 2022 |
| K2-404 b | 13.12 | 2.53 | 6.9 | – | 2022 |
| K2-405 b | 3.44 | 4.57 | 18.9 | 969 | 2022 |
| K2-406 b | 22.55 | 4.60 | 19.2 | – | 2022 |
| K2-407 b | 4.94 | 1.28 | 2.2 | – | 2022 |
| K2-407 c | 9.22 | 1.36 | 2.4 | – | 2022 |
| K2-408 b | 20.98 | 1.68 | 3.4 | – | 2022 |
| K2-409 b | 1.91 | 2.48 | 6.7 | – | 2022 |
| K2-411 b | 3.21 | 0.99 | 0.9 | 1,429 | 2022 |
| K2-412 b | 5.94 | 2.12 | 5.1 | 1,101 | 2022 |
| K2-413 b | 0.81 | 0.76 | 0.4 | 1,535 | 2022 |
| K2-413 c | 5.33 | 1.23 | 2.0 | 805 | 2022 |
| K2-414 b | 4.37 | 1.22 | 2.0 | 812 | 2022 |
| K2-414 c | 6.67 | 1.93 | 4.4 | 763 | 2022 |
| EPIC 201427007 b | 0.72 | 1.50 | 2.9 | – | 2021 |
| EPIC 201595106 b | 0.88 | 1.56 | 7.7 | 2,038 | 2021 |
| EPIC 206024342 c | 0.91 | 1.40 | 2.5 | – | 2021 |
| EPIC 206024342 d | 14.65 | 2.60 | 7.3 | – | 2021 |
| EPIC 206042996 c | 0.35 | 1.20 | 1.9 | – | 2021 |
| EPIC 212297394 c | 5.21 | 2.27 | 5.8 | 866 | 2021 |
| EPIC 212587672 c | 23.23 | 2.32 | 6.0 | 658 | 2021 |
| EPIC 212624936 b | 0.58 | 1.20 | 1.9 | – | 2021 |
| EPIC 212624936 c | 11.81 | 2.30 | 5.9 | – | 2021 |
| EPIC 220492298 b | 0.76 | 0.99 | 0.9 | – | 2021 |
| EPIC 228836835 b | 0.73 | 1.10 | 1.4 | 932 | 2021 |
| HD 137496 b | 1.62 | 1.31 | 4.0 | 2,130 | 2021 |
| K2-138 g | 41.97 | 3.01 | 4.3 | 445 | 2021 |
| K2-268 d | 4.53 | 1.49 | 2.8 | 888 | 2021 |
| K2-268 e | 6.13 | 1.33 | 2.3 | 801 | 2021 |
| K2-268 f | 26.27 | 2.23 | 5.6 | 492 | 2021 |
| K2-330 b | 13.77 | 2.77 | 8.1 | 969 | 2021 |
| K2-331 b | 9.40 | 1.79 | 3.9 | 909 | 2021 |
| K2-331 c | 23.00 | 2.72 | 7.8 | 673 | 2021 |
| K2-332 b | 17.71 | 2.20 | 5.5 | 266 | 2021 |
| K2-333 b | 14.76 | 6.18 | 31.6 | 826 | 2021 |
| K2-334 b | 5.11 | 5.65 | 27.2 | 1,380 | 2021 |
| K2-335 b | 12.28 | 2.21 | 5.5 | 949 | 2021 |
| K2-336 b | 21.19 | 1.22 | 2.0 | 569 | 2021 |
| K2-337 b | 16.27 | 2.62 | 7.4 | 850 | 2021 |
値はNASA Exoplanet Archiveの推定値で、観測や解析により変わることがあります。平衡温度は大気を考えない理論値です。