最近類地太陽系外行星列表
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最近類地太陽系外行星列表中包含距離地球50光年內的類地（岩石）太陽系外行星系統。
他們主要可能由矽酸鹽岩石和（或）金屬所構成。類地行星在太陽系中是最接近太陽的內行星。
大多數列表中的行星的陸地成分尚未有科學共識，表中僅列出可能的陸地成分。
2012年9月，天文學家宣布[1][2] 發現兩個行星環繞格利澤163[3]，其中一顆格利澤163c，質量約地球的6.9倍，比地球還熱，被認為位於適居帶中[1][2]。
名稱 | 圖片 | 質量(M⊕) | 半徑(R⊕) | 密度 | 表面重力 (g) | 表面溫度 | 半長軸 (AU) | 離心率 | 地球相似指數 | 適居性 | 參考 | 主星 | 與太陽的距離(ly) |
| 比鄰星b |  | ≥1.27 | ~1.1 | 234 K | 0.05 | <0.35 | 位於適居帶中 | [4] | 比鄰星 | 4.22 | |||
| 半人馬座α Bb |  | ≥1.1 | 1200 K | 0.04 | 公轉軌道太過接近恆星 | 半人馬座α B | 4.23 | ||||||
| 巴納德星b |  | ≥3.23 | 105 K -168.15 °C | 0.404 | 0.32 | [5] | 巴納德星 | 5.958 | |||||
| 羅斯128b |  | ≥1.35 | ~1.1 | 羅斯128 | 10.89 | ||||||||
| 魯坦星b | ≥2.89 | ≥1.35 | 259 K -14 °C | 0.091 | 0.10 | 魯坦星 | 12.20 | ||||||
| 沃夫1061b | ≥1.36 | ≥1.44 | 沃夫1061 | 13.8 | |||||||||
| 沃夫1061c |  | ≥4.3 | ≥1.64 | [6] | 沃夫1061 | 13.8 | |||||||
| 沃夫1061d | ≥5.21 | ≥2.04 | 沃夫1061 | 13.8 | |||||||||
葛利斯876d[7] |  | 6.8 | 157 – 377 °C[8] | 0.021 | 0.21 | 估計表面溫度: 157-377°C[9] | [10] | 葛利斯876 | 15 | ||||
| 格利泽682b | ≥2 | [11] [12] [6] | 格利泽682 | 16 | |||||||||
| 葛利斯832c |  | ≥5.4 | 295 K 22 °C | 0.162 | 0.03 | [13][14] | 葛利斯832 | 16.16 | |||||
| 天园增三b | ≥2.7 | 660 K 387 °C[15] | 0.1207 | 0 | [16] | 天园增三 | 19.71 | ||||||
| 天园增三c | ≥2.4 | 508 K 235 °C[15] | 0.2036 | 0 | [16] | 天园增三 | 19.71 | ||||||
| 天园增三d | ≥4.8 | 388 K 115 °C[15] | 0.3499 | 0 | [16] | 天园增三 | 19.71 | ||||||
| 葛利斯581e |  | ≥1.7 | 0.029 | 0 | 表面溫度過高，可能沒有大氣層存在 | [17] | 葛利斯581 | 20 | |||||
葛利斯581c [18] |  | ≥5.6 | 0.072 | 0 | 公轉軌道可能位於適居帶外側[19] | [20] | 葛利斯581 | 20 | |||||
葛利斯581d [21] |  | ≥5.6 | 2.34[22] | 1.27[22] | 233 K[22] | 0,218 | 0 | 0.69[22] | 可能是一顆海洋行星[22]位於適居帶中[23] | [24] | 葛利斯581 | 20 | |
| HD 219134 b |  | 4.5 | 1.6 | 700 K 427 °C | [25] | HD 219134 | 21 | ||||||
葛利斯667Cc[26][27] |  | 5.24 | 1.99 | 1.32 | 302 K | 0.13 | 0.34 | 0.82 | 位於適居帶中 | [22] | 葛利斯667C | 22 | |
室女座61b[28] |  | ≥5.1 | 0.050 | 0.12 | 公轉軌道太過接近恆星 | [29] | 室女座61 | 28 | |||||
HD 85512 b[30] |  | ≥3.6 | 1.74[22] | 1.33[22] | 351 K[22] | 0.26 | 0.11 | 0.76[22] | 曾被認為是最適合人類居住的行星[22][31]直到發現葛利斯667Cc為止 | [31] | HD 85512 | 36 | |
| GJ 180 b | ≥2.3 | 312 K 39 °C | [11][13] | 葛利斯180 | 38 | ||||||||
| TRAPPIST-1b |  | [32] | TRAPPIST-1 | 39.5 | |||||||||
| TRAPPIST-1c |  | [32] | TRAPPIST-1 | 39.5 | |||||||||
| TRAPPIST-1d |  | [32] | TRAPPIST-1 | 39.5 | |||||||||
| TRAPPIST-1e |  | [32] | TRAPPIST-1 | 39.5 | |||||||||
| TRAPPIST-1f |  | [32] | TRAPPIST-1 | 39.5 | |||||||||
| TRAPPIST-1g |  | [32] | TRAPPIST-1 | 39.5 | |||||||||
| TRAPPIST-1h |  | [32] | TRAPPIST-1 | 39.5 | |||||||||
| 巨蟹座55e |  | 8.6 | 0.016 | 0.17 | 公轉軌道太過接近恆星 | [33] | 巨蟹座55 | 40 | |||||
HD 40307 b[34] | ≥4.2 | 0.047 | 0.2 | 公轉軌道太過接近恆星 | [35] | HD 40307 | 42 | ||||||
HD 40307 c[34] | ≥6.8 | 0.081 | 0.06 | 公轉軌道太過接近恆星 | [35] | HD 40307 | 42 | ||||||
HD 40307 d [36] |  | ≥9.2 | 0.134 | 0.07 | 公轉軌道太過接近恆星 | [37] | HD 40307 | 42 | |||||
| HD 40307 e | ≥3.5 | 0.1886 | 0.15 | [38] | HD 40307 | 42 | |||||||
| HD 40307 f | ≥5.2 | 385 K | 0.247 | 0.02 | [38] | HD 40307 | 42 | ||||||
| HD 40307 g | ≥7.1 | 284 K[39] | 0.600 | 0.29 | [38] | HD 40307 | 42 |
參見
- 臨近恆星列表
- 確定存在的太陽系外行星列表
- 不確定存在的太陽系外行星列表
- 位於適居帶的太陽系外行星列表
- 類太陽恆星
- 恆星際旅行
參考資料
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