List of exoplanets discovered in 2023

This list of exoplanets discovered in 2023 is a list of confirmed exoplanets that were first reported in 2023. For exoplanets detected only by radial velocity, the listed value for mass is a lower limit. See Minimum mass for more information.

Name Mass (MJ) Radius (RJ) Period (days) Semi-major axis (AU) Temp. (K) Discovery method Distance (ly) Host star mass (M) Host star temp. (K) Remarks
TOI-4342 b 0.16±0.16 0.202±0.003 5.5382498+0.0000057
0.0000058
0.05251±0.00011 633.6+6.2
6.3
transit 200.73 0.6296±0.0086 3901±69 [1]
TOI-4342 c 0.145±0.145 0.215±0.004 10.688716±0.000015 0.08140±0.00017 508.9±5.0 transit 200.73 0.6296±0.0086 3901±69 [1]
Wolf 1069 b 0.003963425±0.0006605 15.564±0.015 0.0672±0.0014 250.0±6.6 radial vel. 31.228 0.167±0.011 3158±54 Habitable zone planet[2][3]
TOI-700 e 0.08502+0.00794
0.00669
27.80978+0.00046
0.0004
0.134±0.0022 transit 101.52 0.416±0.01 3480±135 Habitable zone planet[4][5]
LHS 475 b 0.002876±0.000588 0.0883±0.0045 2.029088±0.000006 0.0206 586.0 transit 40.704 0.262 3312.0 [6][7] Host star also known as TOI-910[8]
GJ 1151 c 0.03341+0.00412
0.00463
389.7+5.4
6.5
0.5714+0.0053
0.0064
radial vel. 26.23±0.01 0.1639±0.0093 3143±26 [9] Planet on 2-day orbit was suspected but refuted in 2021[10][11]
Gliese 806 b 0.006±0.00053 0.11874±0.00205 0.9263237±0.0000009 0.1406±0.0003 940.0±10.0 transit 39.348 0.413±0.011 3600±16 [12] Host star also known as TOI-4481[13]
Gliese 806 c 0.0182±0.0009 6.65064±0.00025 0.0523±0.001 480.0±5.0 radial vel. 39.348 0.413±0.011 3600±16 [12] Host star also known as TOI-4481[14]
KMT-2022-BLG-0440L b 0.0485+0.0302
0.0233
1.9±0.7 microlensing 11000±5000 0.53+0.31
0.26
[15][16]
TOI-139 b 0.0208 0.219+0.019
0.011
11.070850+0.000024
0.000030
561.17 transit 138.4 0.6900±0.0852 4570±50 [17]
TOI-277 b 0.0308 0.276+0.026
0.013
3.994086+0.000008
0.000009
739.9 transit 211.7 0.5204±0.0203 3748±64 [17]
TOI-672 b 0.0760 0.470+0.008
0.009
3.633575±0.000001 676.15 transit 0.5399±0.0204 3765±65 [17]
TOI-913 b 0.0208 0.219+0.011
0.009
11.098644+0.000587
0.000581
712.01 transit 212.1 0.8200±0.0973 4969±129 [17]
TOI-1410 b 0.0334 0.290+0.014
0.010
1.216901±0.000038 1181.44 transit 236.8 0.7960±0.0370 4668±50 [17]
TOI-1694 b 0.0809 0.487+0.042
0.071
3.770179+0.000058
0.000060
1136.57 transit 405.7 0.8450±0.1089 5135±50 [17]
TOI-1801 b 0.0158 0.187+0.005
0.006
10.643976+0.000014
0.000014
490.47 transit 100.8 0.5413±0.0204 3815±157 [17]
TOI-1853 b 0.0406 0.325+0.020
0.016
1.243702+0.000121
0.000114
1510.96 transit 539±3 0.8200±0.0992 5175±50 [17]
TOI-2018 b 0.0185 0.204+0.009
0.007
7.435588±0.000009 652.44 transit 0.6600±0.0868 4348±100 [17]
TOI-2134 b 0.0286 0.264+0.006
0.004
9.229197+0.000003
0.000004
665.25 transit 0.6900±0.0791 4569±50 [17]
TOI-2194 b 0.0145 0.178+0.012
0.006
15.337597+0.001585
0.001616
590.88 transit 63.84±0.12 0.7400±0.0854 4756±50 [17]
TOI-2443 b 0.0256 0.248±0.004 15.669494+0.000926
0.001004
600.83 transit 0.6600±0.0789 4357±100 [17]
TOI-2459 b 0.0285 0.264+0.008
0.006
19.104718+0.000023
0.000024
445.01 transit 0.6600±0.0763 4195±124 [17]
TOI-3082 b 0.0411 0.327±0.013 1.926907+0.000128
0.000134
1032.78 transit 368.8±1.5 0.6640±0.0798 4263±100 [17]
TOI-4308 b 0.0203 0.216±0.023 9.151201+0.000036
0.000037
763.05 transit 0.9000±0.1133 5243±126 [17]
TOI-5803 b 0.0339 0.292±0.011 5.383050+0.000207
0.000200
678.87 transit 0.8700±0.1032 5134±121 [17]
TOI-1338 c 0.205±0.037 215.5±3.3 0.794±0.016 radial vel. 1318±5 1.13+0.31 6160 Circumbinary planet[18]
K2-415b 0.0094±0.0085 0.091±0.005 4.0179694±0.0000027 0.0270±0.0002 412±9 transit 71.126±0.030 0.1635±0.0041 3173±53 [19]
AF Leporis b 3.2+0.7
0.6
8030±1800 8.4+1.1
1.3
1400±300 imaging 87.562±0.046 1.20±0.06 6130±60 Host star also known as HD 35850[20][21][22]
TOI-2525 b 0.088+0.005
0.004
0.774±0.010 23.288+0.001
0.002
0.1511±0.0025 500 transit 1305±8 0.849+0.024
0.033
5096±80 [23]
TOI-2525 c 0.709±0.034 0.904±0.010 49.260±0.001 0.2491+0.0041
0.0042
390 transit 1305±8 0.849+0.024
0.033
5096±80 [23]
TOI-3984A b 0.14±0.03 0.71±0.02 4.35326±0.000005 0.041+0.002
0.001
563±15 transit 353.6+1.0
0.7
0.49±0.02 3476±88 [24]
TOI-5293A b 0.54±0.07 1.06±0.04 2.930289±0.000004 0.034+0.004
0.003
675+42
30
transit 525±2 0.54±0.02 3586±88 [24]
TOI-3235 b 0.665±0.025 1.017±0.044 2.59261842±0.00000041 0.02709±0.00046 604±19 transit 236.7±0.5 0.394±0.003 3389±6 [25]
TIC 279401253 b 6.14+0.39
0.42
1.00±0.04 76.80±0.06 0.369±0.003 transit 937±6 1.13+0.02
0.03
5951±80 [26]
TIC 279401253 c 8.02±0.18 155.3±0.7 0.591+0.005
0.006
radial vel. 937±6 1.13+0.02
0.03
5951±80 [26]
KMT-2019-BLG-0298L b 1.81±0.96 5.67±2.70 microlensing 22000±5000 0.70±0.37 [27]
KMT-2019-BLG-1216L b 0.094±0.050 2.44±1.12 microlensing 9000±3000 0.39±0.21 [27]
KMT-2019-BLG-2783L b 1.16±0.77 1.85±0.93 microlensing 19000±5000 0.34±0.25 [27]
OGLE-2019-BLG-0249L b 7.12±1.47 1.84±0.44 microlensing 21000±3000 0.91±0.19 [27]
OGLE-2019-BLG-0679L b 3.34±1.90 6.99±3.21 microlensing 18000±6000 0.66±0.38 [27]
HD 20633 b 0.498+0.075
0.073
2315+378.18
243.49
3.459+0.367
0.247
radial vel. 175.1±0.3 1.030±0.005 5826±3 Host star also known as HIP 104045[28]
HD 20633 c 0.1358+0.0408
0.0246
316+52.29
98.71
0.917+0.098
0.202
radial vel. 175.1±0.3 1.030±0.005 5826±3 Host star also known as HIP 104045[28]
HD 207496 b 0.0192±0.0050 0.201±0.010 6.441008±0.000011 0.0629±0.0011 743±26 transit 77.11±0.04 0.80±0.04 4819±94 [29]
TIC 365102760 b 0.06 0.55 4.21285 0.0622±0.0049 transit 1810±20 1.21+0.06
0.05
4694+27
20
Still have an atmosphere despite of high temperature and low mass[30]
TOI-2096 b 0.0060+0.0044
0.0019
0.110±0.006 3.1190633+0.000010
0.0000093
0.025±0.001 445±13 transit 158.08±0.13 0.231±0.012 3300±50 [31]
TOI-2096 c 0.0145+0.0110
0.0057
0.171±0.008 6.387840±0.000012 0.040±0.002 349+10
9
transit 158.08±0.13 0.231±0.012 3300±50 [31]
TOI-4603 b 12.89+0.58
0.57
1.042+0.038
0.035
7.24599+0.00022
0.00021
0.0888±0.0010 1677±24 transit 731±3 1.765±0.061 6264+95
94
Metal enriched gas giant[32]
LHS 3154b 0.0414±0.0026 3.71778+0.00080
0.00081
0.02262±0.00018 radial vel. 51.43±0.03 0.1118±0.0027 2861±77 [33]
TOI-4127 b 2.30±0.11 1.096+0.039
0.032
56.39879±0.00010 0.3081+0.0055
0.0058
605.1+9.6
8.2
transit 1060±20 1.23±0.07 6096±115 Highly eccentric orbit[34]
TOI-615 b 0.435+0.086
0.082
1.693+0.052
0.057
4.6615983+0.0000025
0.0000016
0.0678+0.0031
0.0026
1666±24 transit 1155±6 1.449±0.087 6850±100 [35]
TOI-622 b 0.303+0.069
0.072
0.824+0.028
0.029
6.402513+0.000031
0.000054
0.0708+0.0052
0.0059
1388±22 transit 400.2±0.6 1.313±0.079 6400±100 [35]
TOI-2641 b 0.367+0.049
0.040
1.615+0.462
0.640
4.880974+0.000023
0.000037
0.0607+0.0042
0.0043
1387+22
23
transit 1131±7 1.16±0.07 6100±100 Extremely grazing transit[35]
OGLE-2016-BLG-1635L b 11.49±7.96 1.34±0.47 microlensing 22000±5000 0.43±0.29 [36]
MOA-2016-BLG-0532L b 0.39±0.31 1.09±0.17 microlensing 24000±2000 0.09±0.07 [36]
KMT-2016-BLG-0625L b 0.05±0.04 1.40±0.17 microlensing 21000±2000 0.25±0.14 [36]
OGLE-2016-BLG-1850L b 0.03±0.01 1.46±0.16 microlensing 7000±2000 0.26±0.11 [36]
KMT-2016-BLG-1751L b 1.20±1.21 1.39±0.50 microlensing 23000±4000 0.18±0.18 [36]
TOI-4406 b 0.30±0.03 1.00±0.02 30.08364±0.00005 0.201±0.005 904+16
17
transit 861±7 1.19±0.03 6219±70 [37]
TOI-2338 b 5.98+0.21
0.20
1.00±0.02 22.65398±0.00002 0.158±0.03 799+10
11
transit 1032±7 0.99+0.03
0.02
5581±60 [37]
TOI-2589 b 3.5±0.1 1.08±0.03 61.6277±0.0002 0.300+0.006
0.005
592+7
8
transit 658±3 0.93+0.03
0.02
5579±70 [37]
MOA-2022-BLG-249Lb 0.015±0.005 1.63±0.35 microlensing 6500±1400 0.18±0.05 [38]
KMT-2021-BLG-2010 b 1.07+1.15
0.68
1.79+0.30
0.38
microlensing 23000+4000
5000
0.37+0.4
0.23
Multiple orbital solutions[39]
KMT-2022-BLG-0371 b 0.26+0.13
0.11
3.02+0.45
0.56
microlensing 23000+3000
4000
0.63+0.32
0.28
Multiple orbital solutions[39]
KMT-2022-BLG-1013 b 0.31+0.46
0.16
1.38+0.18
0.20
microlensing 25000±3000 0.18+0.28
0.10
[39]
TOI-3785 b 0.0470±0.0126 0.459±0.014 4.6747373±0.0000038 0.043±0.001 582±16 transit 259.0±0.3 0.52±0.02 3576±88 [40]
TOI-733 b 0.0180±0.0022 0.178±0.008 4.884765+0.000019
0.000024
0.0618+0.0036
0.0039
1055.8+36.2
31.3
transit 245.5±0.2 0.956+0.050
0.026
5585±60 [41]
TOI-2095 b 0.116±0.009 17.664872+0.000045
0.000051
0.1010+0.0088
0.0084
347±9 transit 136.73±0.08 0.465±0.012 3662±130 [42][43]
TOI-2095 c 0.124+0.010
0.009
28.17221+0.00011
0.00014
0.138+0.012
0.011
297±8 transit 136.73±0.08 0.465±0.012 3662±130 [42][43]
TOI-4201 b 2.589±0.066 1.133±0.024 3.5819111±1.7e-06 0.03939±0.0004 745±14 transit 611.54+1.96
2.28
0.63±0.02 3920±50 [44][45]
BD-21 397 b 0.7±0.1 1891+56
48
2.63+0.06
0.05
radial vel. 77.4046+0.0744
0.0740
0.679±0.017 4051±239 [46]
BD-21 397 c 2.4+1.5
0.7
6360+6260
711
5.9+3.4
0.5
radial vel. 77.4046+0.0744
0.0740
0.679±0.017 4051±239 [46]
EPIC 229004835 b 0.0327+0.0050
0.0047
0.2080+0.0071
0.0084
16.141132±0.000019 0.1237±0.0017 804±10 transit 398.255+2.867
2.825
0.970±0.040 5868±60 [47]
Gliese 328 c 0.0673+0.0107
0.0101
241.8+1.3
1.7
0.657+0.026
0.028
radial vel. 66.96874±0.54957 0.65±0.08 3897±71 [48]
Gliese 367 c 0.0130±0.0011 11.5301±0.0078 radial vel. 30.69986±0.00925 0.455±0.011 3522±70 [49]
Gliese 367 d 0.0190±0.0015 34.369±0.073 radial vel. 30.69986±0.00925 0.455±0.011 3522±70 [49]
DMPP-4 b 0.0384+0.0057
0.0060
3.4982+0.0022
0.2327
radial vel. 82.6101+0.1246
0.1239
1.25±0.02 6400±50 [50]
HD 112300 b 15.83+2.33
2.74
466.63+2.33
2.74
1.33+0.08
0.11
radial vel. 202.45560±11.05904 1.4±0.3 3657 [51]
HD 15906 b 0.200±0.007 10.924709±0.000032 0.200±0.007 668±13 transit 148.6035+0.2880
0.2870
0.790+0.020
0.036
4757±89 [52]
HD 15906 c 0.261+0.006
0.005
21.583298+0.000052
0.000055
0.141+0.002
0.001
532±10 transit 148.6035+0.2880
0.2870
0.790+0.020
0.036
4757±89 [52]
TOI-4600 b ~0.0976 0.607+0.026
0.028
82.6869±0.0003 0.349±0.021 347+12
11
transit 705.97±1.68 0.89±0.05 5170±120 [53]
TOI-4600 c ~0.1510 0.841±0.037 482.8191+0.0018
0.0017
1.152±0.068 191±6 transit 705.97±1.68 0.89±0.05 5170±120 As of August 2023, longest-period confirmed planet discovered by TESS[53]
GJ 9404 b 0.0374±0.0060 13.4586+0.0044
0.0067
0.0943±0.0036 radial vel. 77.8988+0.0828
0.0825
0.62±0.07 [54]
HD 108202 b 3.0+0.7
0.5
2990+54
51
3.7±0.1 radial vel. 126.1689+0.2202
0.2195
0.74±0.04 [55]
HD 165131 b 19+2
1
2343±2 3.59+0.06
0.07
radial vel. 187.2993+0.0689
0.0684
1.10±0.06 [55]
HD 135625 b 2.3+0.8
0.3
4055+45
44
5.4±0.1 radial vel. 184.3368+0.3803
0.3734
1.28±0.06 [55]
HD 167677 b 3.7+1.6
1.1
1804±73 2.9±0.1 radial vel. 177.1869+0.9031
0.8940
100±0.05 [55]
HD 169142 b 3±2 37.2±1.5 imaging 435.744+2.717
2.674
1.85 [56]
HD 18438 b 21±1 803±5 2.1±0.1 radial vel. 731.066+29.409
27.254
1.84±0.09 3860±100 [57]
HD 185283 b 1.3+0.3
0.1
4060+148
112
4.6+0.2
0.1
radial vel. 102.3967+0.1778
0.1768
0.80±0.04 [55]
HD 22946 d <0.08360 0.2326±0.0054 47.42489+0.00010
0.00011
0.2958+0.0044
0.0042
546±6 transit 204.7581+0.3787
0.3370
1.098+0.040
0.039
6169±64 [58]
HD 235088 b 0.1824±0.0067 7.4341393±0.0000062 0.0720±0.0026 805+13
12
transit 134.2804±0.4612 0.789+0.022
0.021
5037±14 Host star also known as TOI-1430[59]
HD 36384 b 6.6±0.5 490±3 1.3±0.1 radial vel. 682.674+11.588
11.210
1.14±0.15 3940±40 [60]
HD 6860 b 28.26+2.05
2.17
663.87+4.61
4.31
2.03±0.01 radial vel. 199.36184±9.26130 2.49 3802 Host star also known as Beta Andromedae[61]
75 Cet c 0.9120+0.0880
0.1430
2051.62+45.98
40.47
3.929+0.058
0.052
radial vel. 270.58326±2.36023 1.92+0.07
0.08
4809 [62]
HD 74698 b 0.07±0.01 15.017±0.002 0.121±0.001 radial vel. 169.8125+0.2479
0.2472
1.039±0.025 5873±19 [46]
HD 74698 c 0.40±0.06 3449+189
210
4.5±0.2 radial vel. 169.8125+0.2479
0.2472
1.039±0.025 5873±19 [46]
HD 73256 c 16±1 2690+60
102
3.8±0.1 radial vel. 119.7253+0.1833
0.1823
1.00±0.05 [55]
HD 75302 b 5.4+0.5
0.4
4356+173
112
5.3+0.2
0.1
radial vel. 98.9192+0.1973
0.1970
1.06±0.05 [55]
HD 89839 b 5.01+0.79
0.76
3441+18
17
4.761±0.042 radial vel. 186.9079+0.3584
0.3568
1.21±0.03 6314±65 [63]
HD 94771 b 0.53±0.03 2164+21
20
3.48±0.03 radial vel. 188.4552+0.3930
0.3911
1.200±0.024 5631±21 [46]
HD 99492 c 17.9±1.3 95.233+0.098
0.096
radial vel. 59.3728+0.1895
0.1882
0.85±0.02 4929±44 Host star also known as 83 Leonis[64]
HIP 113103 b 1.829+0.096
0.067
7.610303±0.000018 0.06899+0.00029
0.00023
721±10 transit 150.7239+0.2818
0.2805
0.761±0.038 4930±100 [65]
HIP 113103 c 2.40+0.10
0.08
14.245648±0.000019 0.10479+0.00045
0.00035
585±10 transit 150.7239+0.2818
0.2805
0.761±0.038 4930±100 [65]
HIP 29442 b 0.032±0.0025 3.48+0.07
0.08
13.63083±0.00003 0.1070±0.0016 777±18 transit 222.4123+0.5779
0.5750
0.89±0.04 5289±69 Host star also known as TOI-469[66]
HIP 29442 c 0.014±0.001 1.58+0.10
0.11
3.53796±0.00003 0.0436+0.0006
0.0007
1217±29 radial vel. 222.4123+0.5779
0.5750
0.89±0.04 5289±69 [66]
HIP 29442 d 0.016±0.001 1.37±0.11 6.42975+0.00009
0.00010
0.0649+0.0009
0.0010
998.0±24.0 radial vel. 222.4123+0.5779
0.5750
0.89±0.04 5289±69 [66]
HIP 54597 b 2.4+0.4
0.2
3274+47
46
4.0±0.1 radial vel. 129.6239+0.2166
0.2162
0.80±0.04 [55]
HIP 81208 C b 14.8±0.4 104100+107260
40934
23.04+13.88
6.55
2050+35
20
imaging 481.188+4.837
4.472
0.135+0.010
0.013
[67]
HIP 9618 b 0.0315±0.0098 3.900±0.044 20.772907±0.000023 0.1438+0.0025
0.0037
663.4+9.1
6.3
transit 220.3112+0.5108
0.5085
1.022+0.043
0.076
5609.0±33.0 [68]
HIP 9618 c <0.0576±0.0053 3.343±0.039 52.563491±0.000072 0.2669+0.0046
0.0069
486.9+6.6
4.6
transit 220.3112+0.5108
0.5085
1.022+0.043
0.076
5609.0±33.0 [68]
HN Lib b 0.0172±0.0024 36.116+0.027
0.029
0.1417±0.0023 234.4+5.5
5.3
radial vel. 20.36655±0.01453 0.291±0.013 3347±50 Habitable zone planet.Host star also known as Gliese 555[69]
K2-312 c 5.41++0.52
0.44
921.2±10.8 1.961±0.027 radial vel. 358.315+2.645
2.609
1.18±0.04 5959±61 [70]
K2-416 b <5.2 2.66+0.19
0.14
13.1020+0.0026
0.0024
0.0880+0.0100
0.0210
447±49 transit 392.402+1.973
1.954
0.548±0.012 3746±72 [71]
K2-417 b <2.2 0.295+0.012
0.011
6.5350±0.0014 0.063+0.006
0.014
558±55 transit 306.7249+0.9860
0.9794
0.569±0.012 3861±77 [71]
KMT-2016-BLG-1105L b 0.00415±0.00176 2.26+0.51
0.69
microlensing 10665+4175
3751
0.43±0.18 [72]
KMT-2017-BLG-0428L b 0.0175+0.0111
0.0088
1.85+0.55
0.60
microlensing 17612+5936
8480
0.34+0.22
0.17
[72]
KMT-2017-BLG-1003L b 0.0117+0.0117
0.0057
1.25+0.27
0.25
microlensing 23353+1990
2120
0.27+0.26
0.13
[72]
KMT-2017-BLG-1194L b 0.0111+0.0061
0.0051
1.78+0.45
0.46
microlensing 13829+7045
5577
0.41+0.23
0.19
[72]
KMT-2019-BLG-1367L b 0.0128+0.0081
0.0065
1.70+0.50
0.56
microlensing 15231+7990
6849
0.25+0.16
0.13
[72]
KMT-2019-BLG-1806L b 0.0147±0.0048 2.87+0.64
0.66
microlensing 21592+2348
6295
0.75+0.24
0.25
[72]
KMT-2021-BLG-0712L b 0.1255+0.0648
0.0374
2.29+0.64
0.42
microlensing 10437+2968
2188
0.23+0.12
0.07
[73]
KMT-2021-BLG-0909L b 1.26+1.01
0.66
1.75±0.42 microlensing 21134+3262
4501
0.38+0.30
0.20
[73]
KMT-2021-BLG-1105L b 1.30±0.68 3.54±1.06 microlensing 14807±5447 0.63±0.33 [73]
KMT-2021-BLG-2478L b 0.900+0.420
0.240
1.85±0.31 microlensing 9687±2348 0.20+0.10
0.05
[73]
Kepler-10 d 0.03990±0.00705 151.04±0.45 0.5379±0.0044 radial vel. 605.039+2.645
2.626
0.910±0.021 5708±28 [70]

Specific exoplanet lists

Lists of exoplanets

Lists of exoplanet by year of discovery

References

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