地球に近い太陽系外惑星の一覧

以下は地球に近い太陽系外惑星の一覧(ちきゅうにちかいたいようけいがいわくせいのいちらん)である。地球から10パーセク未満の距離に存在する太陽系外惑星を記載する。一覧では地球から近い惑星系から順に記載していく。

プロキシマ・ケンタウリbの想像図
バーナード星bの想像図

凡例

      地球型惑星       海王星型惑星       木星型惑星       不明

一覧

存在が確定した惑星のみ記載する。存在が確定していない惑星は記載しない。

恒星 視等級
距離
(pc)
分類
惑星 質量
(MJ)
半径
(RJ)
公転周期
(日)
軌道長半径
(au)
離心率 傾斜角
(°)
表面
温度
(K)
発見
方法
発見年 他出典
プロキシマ・ケンタウリ11.131.295M5.5Vb>0.00369111.2180.0490.1216RV2016
d>0.000825.1220.028850.04RV2020
ウォルフ35913.52.42M6Vb>0.138129381.8450.04RV2019
c>0.0122.686870.0180.15RV2019
ラランド211852.55M1.5Vb>0.0084612.9460.07890.12370.1RV2017
c>0.056831903.10.14RV2021
エリダヌス座イプシロン星3.733.2K2Vb0.7726923.390.0789RV2000
ラカーユ93527.343.2871M1Vb>0.01329.2520.068468RV2020
c>0.023921.7890.12352RV2020
ロス12811.153.3806M4b>0.00449.86580.04960.116256RV2017
グルームブリッジ34A8.083.587M2Vb>0.0095311.44070.0720.094RV2014
c>0.1587837.65.7560RV2017[1]
くじら座YZ星12.0743.6M4.5b>0.00222.020870.016340RV2017
c>0.003593.059890.021560.04RV2017
d>0.003434.656260.028510.129RV2017
インディアン座イプシロン星A4.73.62K2Vb3.251650911.550.2664.25RV2018
くじら座タウ星3.53.65G8.5Ve>0.0124162.870.5380.18RV2012
f>0.0124636.131.3340.16RV2012
g>0.00551200.1330.06RV2017
h>0.0057649.410.2430.23RV2017
GJ 1061133.6732M5.5Vb>0.004533.2040.0210.31RV2019
c>0.005476.6890.0350.29RV2019
d>0.0049412.4340.0520.54RV2019
ルイテン星9.873.8M3.5b0.0092218.640.0910.180RV2017
c0.003744.723220.0360.1780RV2017
d0.03448413.90.712080RV2019
e0.02975420.849080RV2019
ティーガーデン星3.831M7.0Vb>0.00334.910.02520RV2019
c>0.0034911.4090.04430RV2019
ウォルフ106110.074.29M3Vb>0.006014.88690.03750.15RV2015
c>0.010717.87190.0890.11RV2015
d>0.0242217.210.470.55RV2015
おひつじ座TZ星4.4716M4.5b>0.0972241.8830.4030.18RV2020
c>0.2253767.8870.870.33RV2020
GJ 6879.154.5M3.5Vb>0.05838.140.163530.04RV2014
c>0.05727.5621.1650.4RV2020
GJ 6749.384.54M2.5b>0.040.2974.69440.0390.07RV2007
GJ 87610.174.7M4Vb1.93861.030.208317084RV2000
c0.85630.230.129590.00248.07RV2000
d0.0221.940.020806650.08150RV2005
e0.045124.690.33430.07359.5RV2010
GJ 1002144.8461M5.5Vb>0.003410.34650.0457230.9RV2022[2]
c>0.004321.2020.0738181.7RV2022[2]
GJ 8328.674.94b>0.68936603.60.08RV2008
エリダヌス座オミクロン2星4.44.98K0.5Vb>0.0266542.3780.2150.04RV2018
GJ 6825.1M3.5Vb>0.0138417.4780.080.08RV2014
c>0.0273757.320.1760.1RV2014
LHS 172312.225.3M4b>0.006365.36360.032820.23RV2017
c>0.0072740.540.12640.17RV2017
GJ 229 A8.1255.757M1Vb>0.03157523.2420.8960.17RV2014
c>0.02495122.0050.3390.29RV2020
GJ 752 A9.1155.9116M2.5Vb>0.0384105.90.33570.16RV2018
エリダヌス座82番星4.266.06G8Vb>0.0088718.320.1270.11RV2011
d>0.011189.760.3640.29RV2011
e>0.015147.020.5090.29RV2017
GJ 58110.556.21M2.5Vb>0.047825.3680.0410.022RV2005
c>0.01778312.9190.0740.087RV2007
e>0.0052143.1530.0290.125RV2009
GJ 55511.36.2530M3.5Vb>0.0171836.1160.14170.079234.4RV2023[3]
ペガスス座EQ星A10.26.2545M4b>2.26284.390.642820.3569.20A2022[4]
ADS 7251 B6.334M0.0Vb>0.0323124.450.1410.11RV2020
GJ 62510.176.49M2b>0.009514.6380.0783990.13RV2017
HD 2191345.576.55K3Vb0.013430.1343.09310.037085.058T2015
c0.012460.126246.76350.0620RV2015
d0.0523646.710.2250RV2015
e>0.22318422.560.34RV2015
f0.020822.8050.1390O2015
g>0.03494.20.37530RV2015
h>0.3421983.0640.37RV2015
GJ 251106.581M3.0Vb>0.01314.2380.08180.1351RV2020
GJ 667 C10.226.84M1.5Vb>0.01767.20040.05050.13RV2009
c>0.01228.140.1250.02RV2011
d>0.0160491.610.2760.03RV2012
e>0.008562.240.2130.02RV2013
f>0.008539.0260.1560.03RV2013
g>0.0145256.20.5490.08RV2013
LTT 1445A6.9Mb0.02640.12045.358820.038070.1689.47428T2019
c0.00480.10233.12390350.02661<0.22387.43508T2021[5]
d>0.0085624.300.090.26RV2022[6]
GJ 39397.0375M2.0Vb>0.005387.026790.05402485RV2021
HD 958729.97.56K0Vb>4.643755.20.06RV2015
GJ 5147.618b>0.01636140.430.4220.45202RV2022[7]
フォーマルハウト1.167.704A3Vb0.2083200001170.11I2008
GJ 1151138.0426M4.5b>0.0334389.70.5714RV2023[8]
GJ 48611.48.0761M3.5Vb0.008870.116431.4671190.017340.0588.4700T2021
GJ 6869.68.1593M1b>0.0202915.530.09120379RV2019
おとめ座61番星4.748.52G5Vb>0.0164.2150.0502010.12RV2009
c>0.057338.0210.21750.14RV2009
d>0.072123.010.4760.35RV2009
HD 3322318.568.56F8b0.2440.86718.712040.14360.03289.68876T2020
くじら座CD星128.609M5.0b>0.0122.29070.018587.48464RV2020
HD 1923106.138.911K1Vb>0.053274.720.320.13355RV2010
c>0.076525.81.180.32185RV2011
GJ 4339.799.07M1.5b>0.018697.37080.0620.02RV2009
c>0.0905548744.6920.21RV2012
d>0.01636.0520.1780.03RV2020
GJ 84910.379.1M3.5Vb>0.919142.350.012RV2006
c>0.7770490.218RV2013
HD 102365 A4.899.24G2Vb>0.05122.10.460.34RV2011
GJ 367109.410M1b0.00170.0640.3219620.0071080.751597T2021[9]
c>0.0129911.53010.09RV2023[10]
d>0.0189734.3690.14RV2023[10]
GJ 1769.979.42M2.5Vb>0.0258.77480.0660.08RV2007
c>0.023328.5860.1460.02RV2009
GJ 3579.444M2.5Vb0.0065660.104113.930860.0330.04788.496525T2019
c>0.011589.12460.06070.072401RV2019
d>0.022755.6980.2040.033220RV2019
GJ 35129.489M4.5Vb>0.46203.690.3370.44RV2019
c>0.21599.61.2920.0183RV2019
ウォルフ10699.5747M5.0Vb>0.0039615.5640.0672250.1RV2023[11]
けんびきょう座AU星8.69.79M1Vb0.0530.39088.4629910.0645089.03593T2020
c0.04630.313118.8589910.1101088.62454T2020
d0.003190.0902612.738120.0009788.09616TTV2022[12][13]
GJ 499.569.856M1.5Vb>0.0177113.85080.09050.363RV2019
GJ 39889.9081b>0.011616.94420.04050349RV2023[14]
TOI-45999.9976M0.0Vb0.00670.11062.769530.029330.03987.35709T2022[15]
c0.00970.13685.705880.047490.03887.79557T2022[15]

脚注

  1. “The CARMENES search for exoplanets around M dwarfs. First visual-channel radial-velocity measurements and orbital parameter updates of seven M-dwarf planetary systems”. arXiv. 2021年5月29日閲覧。
  2. “Two temperate Earth-mass planets orbiting the nearby star GJ1002”. arXiv. 2022年12月16日閲覧。
  3. “The CARMENES search for exoplanets around M dwarfs. A sub-Neptunian mass planet in the habitable zone of HN Lib”. arXiv. 2023年6月19日閲覧。
  4. “3D orbital architecture of a dwarf binary system and its planetary companion”. arXiv. 2022年11月14日閲覧。
  5. “A Second Planet Transiting LTT~1445A and a Determination of the Masses of Both Worlds”. arXiv. 2021年8月3日閲覧。
  6. “Planetary system around LTT 1445A unveiled by ESPRESSO: Multiple planets in a triple M-dwarf system”. arXiv. 2022年10月25日閲覧。
  7. “A quarter century of spectroscopic monitoring of the nearby M dwarf Gl 514. A super-Earth on an eccentric orbit moving in and out of the habitable zone”. arXiv. 2022年4月14日閲覧。
  8. “The CARMENES search for exoplanets around M dwarfs. A long-period planet around GJ 1151 measured with CARMENES and HARPS-N data”. arXiv. 2023年2月4日閲覧。
  9. “GJ 367b: A dense ultra-short period sub-Earth planet transiting a nearby red dwarf star”. arXiv. 2021年12月3日閲覧。
  10. “Company for the ultra-high density, ultra-short period sub-Earth GJ 367 b: discovery of two additional low-mass planets at 11.5 and 34 days”. arXiv. 2023年7月19日閲覧。
  11. “The CARMENES search for exoplanets around M dwarfs, Wolf 1069 b: Earth-mass planet in the habitable zone of a nearby, very low-mass star”. arXiv. 2023年1月11日閲覧。
  12. “Transit Timing Variations for AU Microscopii b & c”. arXiv. 2023年2月13日閲覧。
  13. “Validating AU Microscopii d with Transit Timing Variations”. arXiv. 2023年2月13日閲覧。
  14. “Planetary companions orbiting the M dwarfs GJ 724 and GJ 3988. A CARMENES and IRD collaboration”. arXiv. 2023年10月19日閲覧。
  15. “The HD 260655 system: Two rocky worlds transiting a bright M dwarf at 10 pc”. arXiv. 2022年4月22日閲覧。

参考文献

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