This List of exoplanets discovered in 2018 is a list of confirmed exoplanets that were first observed during 2018.
For exoplanets detected only by radial velocity, the listed value for mass is a lower limit. See Minimum mass for more information.
,
, style="background:#FFFF00", transit
, 750.6
, 0.881
, 5580
,
[
, -
, K2-174b
,
, 0.2223
, 19.56274
, 0.1242
,
, style="background:#FFFF00", transit
, 326.9
, 0.668
, 4500
, ][
, -
, K2-175b
,
, 0.182
, 9.5260
, 0.0906
,
, style="background:#FFFF00", transit
, 812.2
, 1.095
, 5909
, ][
, -
, K2-176b
,
, 0.1330
, 5.32944
, 0.05846
,
, style="background:#FFFF00", transit
, 812
, 0.939
, 5428
, ][
, -
, K2-177b
,
, 0.189
, 14.1552
, 0.1221
,
, style="background:#FFFF00", transit
, 1628
, 1.211
, 6063
, ][
, -
, K2-178b
,
, 0.317
, 8.74782
, 0.08171
,
, style="background:#FFFF00", transit
, 704.7
, 0.951
, 5525
, ][
, -
, K2-179b
,
, 0.224
, 5.17219
, 0.05488
,
, style="background:#FFFF00", transit
, 625.7
, 0.824
, 5015
, ][
, -
, K2-180b
,
, 0.2150
, 8.86593
, 0.07550
,
, style="background:#FFFF00", transit
, 668.9
, 0.730
, 5263
, ][
, -
, K2-181b
,
, 0.241
, 6.89425
, 0.07191
,
, style="background:#FFFF00", transit
, 1189
, 1.044
, 5609
, ][
, -
, K2-182b
, 0.063
, 0.2469
, 4.736884
, 0.05223
,
, style="background:#FFFF00", transit
, 507.2
, 0.847
, 5159
, ][Confirmed in 2021.][
, -
, K2-183#Planetary system, K2-183c
,
, 0.224
, 10.79347
, 0.09371
,
, style="background:#FFFF00", transit
, 1083
, 0.942
, 5482
, ][
, -
, K2-183#Planetary system, K2-183d
,
, 0.227
, 22.6295
, 0.1535
,
, style="background:#FFFF00", transit
, 1083
, 0.942
, 5482
, ][
, -
, K2-184b
,
, 0.1372
, 16.99344
, 0.1210
,
, style="background:#FFFF00", transit
, 247.1
, 0.819
, 5252
, ][
, -
, K2-185b
,
, 0.117
, 10.6166
, 0.09378
,
, style="background:#FFFF00", transit
, 882
, 0.976
, 5722
, ][
, -
, K2-186b
,
, 0.283
, 41.4742
, 0.2359
,
, style="background:#FFFF00", transit
, 1089
, 1.019
, 5784
, ][
, -
, K2-187#Planetary system, K2-187b
,
, 0.123
, 0.773981
,
,
, style="background:#FFFF00", transit
,
, 0.97
, 5477
, ][
, -
, K2-187#Planetary system, K2-187c
,
, 0.152
, 2.87179
, 0.03910
,
, style="background:#FFFF00", transit
, 1089
, 0.967
, 5477
, ][
, -
, K2-187#Planetary system, K2-187d
,
, 0.287
, 7.14908
, 0.07182
,
, style="background:#FFFF00", transit
, 1089
, 0.967
, 5477
, ][
, -
, K2-187#Planetary system, K2-187e
,
, 0.201
, 13.6083
, 0.11031
,
, style="background:#FFFF00", transit
, 1089
, 0.967
, 5477
, ][
, -
, K2-188#Planetary system, K2-188b
,
, 0.112
, 1.74298
, 0.02932
,
, style="background:#FFFF00", transit
, 1476
, 1.107
, 5982
, ][
, -
, K2-188#Planetary system, K2-188c
,
, 0.234
, 7.80760
, 0.07967
,
, style="background:#FFFF00", transit
, 1476
, 1.107
, 5982
, ][
, -
, K2-189#Planetary system, K2-189b
,
, 0.1349
, 5.17630
, 0.05711
,
, style="background:#FFFF00", transit
, 795.2
, 0.928
, 5503
, ][
, -
, K2-189#Planetary system, K2-189c
,
, 0.222
, 6.67934
, 0.06769
,
, style="background:#FFFF00", transit
, 795.2
, 0.928
, 5503
, ][
, -
, K2-190#Planetary system, K2-190b
,
, 0.1210
, 10.09886
, 0.0884
,
, style="background:#FFFF00", transit
, 526.5
, 0.905
, 5631
, ][
, -
, K2-190#Planetary system, K2-190c
,
, 0.0975
, 21.5740
, 0.1467
,
, style="background:#FFFF00", transit
, 526.5
, 0.905
, 5631
, ][
, -
, K2-191b
,
,
, 0.04885
,
, style="background:#FFFF00", transit
, 1071
, 1.022
, 5753
, ][
, -
, K2-219#Planetary system, K2-219c
,
, 0.128
, 6.6677
, 0.06982
,
, style="background:#FFFF00", transit
, 1071
, 1.022
, 5753
, ][
, -
, K2-219#Planetary system, K2-219d
,
, 0.230
, 11.13728
, 0.09830
,
, style="background:#FFFF00", transit
, 1071
, 1.022
, 5753
, ][
, -
, K2-220b
,
, 0.198
, 13.68251
, 0.11043
,
, style="background:#FFFF00", transit
, 766.7
, 0.960
, 5599
, ][
, -
, K2-221b
,
, 0.1498
, 2.39909
, 0.03520
,
, style="background:#FFFF00", transit
, 1049
, 1.011
, 5716
, ][
, -
, K2-222b
, 0.0252
, 0.210
, 15.38883
, 0.1190
,
, style="background:#FFFF00", transit
, 331.4
, 0.950
, 5934
, ][
, -
, K2-223#Planetary system, K2-223c
,
, 0.144
, 4.56417
, 0.05491
,
, style="background:#FFFF00", transit
, 651.3
, 1.06
, 5835
, ][
, -
, K2-224b
,
, 0.139
, 4.47859
, 0.05422
, 1002
, style="background:#FFFF00", transit
, 904.8
, 0.91
, 5620
, ][
, -
, K2-224c
,
, 0.215
, 10.0949
, 0.08858
, 764
, style="background:#FFFF00", transit
, 904.8
, 0.91
, 5620
, ][
, -
, K2-225b
,
, 0.311
, 15.8715
, 0.13385
, 902
, style="background:#FFFF00", transit
, 1179
, 1.27
, 5742
, ][
, -
, K2-226b
,
, 0.137
, 3.27111
, 0.04133
, 1120
, style="background:#FFFF00", transit
, 693
, 0.88
, 5424
, ][
, -
, K2-227b
,
, 0.149
, 13.6218
, 0.1098
,
, style="background:#FFFF00", transit
, 613.9
, 0.951
, 5673
, ][
, -
, K2-228b
,
, 0.108
, 2.69837
, 0.0338
, 914
, style="background:#FFFF00", transit
, 423
, 0.71
, 4715
, ][
, -
, K2-229b
, 0.0082
, 0.102
, 0.584249
, 0.012888
, 1818
, style="background:#FFFF00", transit
, 335.5
, 0.87
, 5315
, ][
, -
, K2-229c
, 0.067
, 0.181
, 8.32801
, 0.0769
, 750
, style="background:#FFFF00", transit
, 335.5
, 0.87
, 5315
, ][
, -
, K2-230b
,
, 0.175
, 2.86064
, 0.0409
, 1529
, style="background:#FFFF00", transit
, 1791
, 1.11
, 5945
, ][
, -
, K2-231b
,
, 0.22
, 13.8419
, 0.1132
,
, style="background:#FFFF00", transit
, 1057
, 1.01
, 5695
,
, -
, K2-232b
, 0.398
, 1.000
, 11.168459
, 0.10356
, 1001
, style="background:#FFFF00", transit
, 427.9
, 1.188
, 6154
,
, -
, K2-233b
,
, 0.1247
, 2.46746
, 0.03317
, 1040
, style="background:#FFFF00", transit
, 220.60
, 0.800
, 4950
,
, -
, K2-233c
,
, 0.1191
, 7.06142
, 0.06687
, 728
, style="background:#FFFF00", transit
, 220.60
, 0.800
, 4950
,
, -
, K2-233d
,
, 0.236
, 24.3662
, 0.1527
, 482
, style="background:#FFFF00", transit
, 220.60
, 0.800
, 4950
,
, -
, EPIC 211945201 b, K2-236b
, 0.085
, 0.546
, 19.49213
, 0.148
, 886
, style="background:#FFFF00", transit
, 595.7
, 1.18
, 6025
, First exoplanet discovered by scientists based in India.
, -
, K2-237b
, 1.60
, 1.65
, 2.18056
, 0.037
, 1884
, style="background:#FFFF00", transit
, 1036
, 1.28
, 6257
, Also called EPIC 229426032 b
, -
, K2-238b
, 0.86
, 1.30
, 3.20466
, 0.046
, 1587
, style="background:#FFFF00", transit
, 22000
, 1.19
, 5630
, Also called EPIC 246067459 b
, -
, K2-239b
, 0.0044
, 0.098
, 5.240
, 0.0441
, 502
, style="background:#FFFF00", transit
, 101.48
, 0.40
, 3420
,
, -
, K2-239c
, 0.0028
, 0.089
, 7.775
, 0.0576
, 427
, style="background:#FFFF00", transit
, 101.48
, 0.40
, 3420
,
, -
, K2-239d
, 0.0041
, 0.098
, 10.115
, 0.0685
, 399
, style="background:#FFFF00", transit
, 101.48
, 0.40
, 3420
,
, -
, K2-240b
, 0.016
, 0.18
, 6.034
, 0.0513
, 586
, style="background:#FFFF00", transit
, 238.3
, 0.58
, 3810
,
, -
, K2-240c
, 0.014
, 0.16
, 20.523
, 0.1159
, 389
, style="background:#FFFF00", transit
, 238.3
, 0.58
, 3810
,
, -
, K2-241b
,
, 0.227
, 26.8199
, 0.1567
, 507
, style="background:#FFFF00", transit
, 489.6
, 0.71
, 5262
,
, -
, K2-242b
,
, 0.227
, 6.51389
, 0.0494
, 416
, style="background:#FFFF00", transit
, 357.4
, 0.38
, 3459
,
, -
, K2-243b
,
, 0.194
, 11.5418
, 0.1087
, 1035
, style="background:#FFFF00", transit
, 877
, 1.29
, 6570
,
, -
, K2-243c
,
, 0.179
, 24.9460
, 0.1817
, 801
, style="background:#FFFF00", transit
, 877
, 1.29
, 6570
,
, -
, K2-244b
,
, 0.156
, 21.0688
, 0.1418
, 638
, style="background:#FFFF00", transit
, 698.6
, 0.86
, 5677
,
, -
, K2-245b
,
, 0.387
, 11.89307
, 0.0959
, 923
, style="background:#FFFF00", transit
, 1507
, 0.83
, 5793
,
, -
, K2-246b
,
, 0.311
, 5.76918
, 0.0602
, 977
, style="background:#FFFF00", transit
, 2341
, 0.87
, 5610
,
, -
, K2-247b
,
, 0.189
, 2.25021
, 0.0304
, 979
, style="background:#FFFF00", transit
, 848.1
, 0.74
, 4667
,
, -
, K2-247c
,
, 0.195
, 6.4942
, 0.0615
, 688
, style="background:#FFFF00", transit
, 848.1
, 0.74
, 4667
,
, -
, K2-248b
,
, 0.229
, 7.1726
, 0.0699
, 886
, style="background:#FFFF00", transit
, 1341
, 0.88
, 5528
,
, -
, K2-249b
,
, 0.249
, 12.4090
, 0.1151
, 1061
, style="background:#FFFF00", transit
, 1726
, 1.32
, 6504
,
, -
, K2-250b
,
, 0.218
, 4.01457
, 0.0459
, 958
, style="background:#FFFF00", transit
, 1369
, 0.80
, 5172
,
, -
, K2-251b
,
, 0.210
, 9.3008
, 0.0694
, 437
, style="background:#FFFF00", transit
, 481.6
, 0.52
, 3717
,
, -
, K2-252b
,
, 0.155
, 13.8151
, 0.1041
, 639
, style="background:#FFFF00", transit
, 751.3
, 0.79
, 5152
,
, -
, K2-253b
,
, 1.130
, 4.00167
, 0.0506
, 1238
, style="background:#FFFF00", transit
, 2933
, 1.08
, 6027
,
, -
, K2-254b
,
, 0.145
, 4.09639
, 0.0448
, 791
, style="background:#FFFF00", transit
, 747.8
, 0.71
, 4629
,
, -
, K2-254c
,
, 0.195
, 12.1184
, 0.0923
, 551
, style="background:#FFFF00", transit
, 747.8
, 0.71
, 4629
,
, -
, K2-255b
,
, 0.259
, 1.96417
, 0.0274
, 1034
, style="background:#FFFF00", transit
, 628.4
, 0.71
, 4676
,
, -
, K2-256b
,
, 0.235
, 5.5201
, 0.0578
, 845
, style="background:#FFFF00", transit
, 1871
, 0.84
, 5219
,
, -
, K2-257b
,
, 0.074
, 1.60588
, 0.0216
, 789
, style="background:#FFFF00", transit
, 209.14
, 0.52
, 3725
,
, -
, K2-258b
,
, 0.268
, 19.0921
, 0.1490
,
]
Specific exoplanet lists
References
{{Exoplanet
Lists of exoplanets, 2018
Exoplanets discovered in 2018, *
2018-related lists, exoplanets