List of exoplanets observed during Kepler's K2 mission

Summary

This is a list of exoplanets observed during the Kepler space telescope's K2 mission.

List

Table keys
Key.svg Planet type
Planet discovered prior to K2 mission
Additional non transiting planet discovered during radial velocity follow up
Potentially habitable planet
None of the above
Planet Disc­overy method Mass
(MJ)
Radius
(RJ)
Density
(g/cm3)
Equilibrium Temperature
(K)
Orbital period
(days)
Semimajor axis
(AU)
Orbital eccentricity Properties of the parent star Year of discovery Ref.
App. mag. Distance
(ly)
Spec­tral type Host star mass
(M)
Host star temp.
(K)

Earth (for reference) 0.00315 0.0892 5.515 255 365.2563 1 0.0167 −26.74 0 G2 V 1 5772 [1]
WASP-28b (K2-1b) Transit 0.907 1.213 0.676 1468 3.4088300 0.04469 12.03 1,300 F8 1.021 6150 2014 [2]
HIP 116454 b (K2-2b) Transit 0.037 0.226 4.17 690 9.1205 0.0906 0.205 10.190 180 K1 1.021 6150 2014 [3]
K2-3b Transit 0.0255 0.194 4.5 463 10.05449 0.0769 12.17 M0 V 0.60 3896 2015 [4]
K2-3c Transit 0.0066 0.165 1.82 344 24.64354 0.1399 12.17 M0 V 0.60 3896 2015 [5]
K2-3d Transit 0.0236 0.135 11.7 282 44.55983 0.2076 0.045 12.17 M0 V 0.60 3896 2015 [6]
K2-4b Transit 0.187 563 10.003417 0.078 14.907 0.63 4014 2015 [7]
K2-5b Transit 0.170 565 5.73594 0.0532 14.91 K7.5 V 0.61 3930 2015 [8]
K2-5c Transit 0.202 456 10.93241 0.0818 14.91 K7.5 V 0.61 3930 2015 [9]
K2-6b Transit 0.223 615 30.94191 0.1898 12.654 0.970 5850 2015 [10]
K2-7b Transit 0.238 651 28.67992 0.1814 13.213 0.970 5772 2015 [11]
K2-8b Transit 0.319 631 10.35239 0.0856 14.61 K3 V 0.78 4870 2015 [12]
K2-8c Transit 0.215 801 5.06416 0.0532 14.61 K3 V 0.78 4870 2015 [13]
K2-9b Transit 0.201 314 18.4498 0.0910 15.63 M2.5 V 0.30 3390 2015 [14]
K2-10b Transit 0.085 0.343 2.6 703 19.3044 0.1370 0.31 12.418 0.92 5620 2015 [15]
K2-11b Transit 0.6736 734 39.93767 0.2257 13.386 1.35 5433 2015 [16]
K2-12b Transit 0.208 1003 8.28212 0.0802 12.258 1.01 5800 2015 [17]
K2-13b Transit 0.169 511 39.91488 0.2114 12.901 0.80 5698 2015 [18]
K2-14b Transit 0.429 488 8.36802 0.0627 0.14 16.310 0.47 3789 2015 [19]
K2-15b Transit 0.221 676 11.81040 0.0910 14.663 0.72 5131 2015 [20]
K2-16b Transit 0.180 658 7.61880 0.0667 14.67 K3 V 0.68 4742 2015 [21]
K2-16c Transit 0.227 485 19.07863 0.1229 14.67 K3 V 0.68 4742 2015 [22]
K2-17b Transit 0.199 487 17.96753 0.1190 13.519 0.71 4320 2015 [23]
K2-18b Transit 0.0250 0.212 3.3 235 32.93963 0.143 <0.43 13.496 110 M2.5 V 0.359 3457 2015 [24]
K2-18c Radial velocity 0.0236 363 8.962 0.060 <0.47 13.496 110 M2.5 V 0.359 3457 2017 [25]
K2-19b Transit 0.0897 0.691 0.334 854 7.91940 0.0740 13.00 G9 V 0.93 5430 2015 [26]
K2-19c Transit 0.0805 0.434 1.18 745 11.90715 0.0971 13.00 G9 V 0.93 5430 2015 [27]
K2-19d Transit 0.102 1252 2.50856 0.0344 13.00 G9 V 0.93 5430 2016 [28]
HAT-P-56b (K2-20b) Transit 2.18 1.466 0.86 1840 2.7908327 0.04230 <0.246 10.908 F8 1.296 6566 2015 [29]
K2-21b Transit 0.164 500 9.325038 0.076 12.85 M0.0 0.68 4222 2015 [30]
K2-21c Transit 0.222 420 15.501920 0.107 12.85 M0.0 0.68 4222 2015 [31]
K2-22b Transit <1.4 <0.22 2100 0.381078 0.0088 15.597 M0 V 0.60 3830 2015 [32]
WASP-47b (K2-23b) Transit 1.13 1.139 0.940 1275 4.1591409 0.051 <0.026 11.986 200 1.11 5576 2012 [33]
WASP-47c (K2-23c) Radial velocity ≥1.24 247 572 1.36 0.13 11.986 200 1.11 5576 2015 [34]
WASP-47d (K2-23d) Transit 0.0327 0.321 1.2 9.03079 0.0850 11.986 200 1.11 5576 2015 [35]
WASP-47e (K2-23e) Transit 0.0384 0.1621 11.2 0.789518 0.01673 11.986 200 1.11 5576 2015 [36]
K2-24b Transit 0.0661 0.507 0.63 709 20.88508 0.1542 11.07 G9 V 1.12 5743 2016 [37]
K2-24c Transit 0.0850 0.698 0.31 606 42.36342 0.2471 11.07 G9 V 1.12 5743 2016 [38]
K2-25b Transit 0.306 3.484552 15.881 M4.5 0.294 3180 2015 [39]
K2-26b Transit 0.238 430 14.5665 0.09620 14.53 M1.0 V 0.56 3785 2016 [40]
K2-27b Transit 0.0972 0.400 1.87 902 6.771315 0.06702 0.251 12.64 0.866 5248 2016 [41]
K2-28b Transit 0.207 568 2.260455 0.0214 16.061 M4 0.257 3214 2016 [42]
WASP-152b (K2-29b) Transit 0.73 1.19 0.53 1171 3.2588321 0.04217 0.066 12.526 G7 V 0.94 5358 2016 [43]
K2-30b Transit 0.579 1.039 0.640 1092 4.098503 0.04839 <0.08 13.530 G6 V 0.900 5425 2016 [44]
K2-31b Transit 1.774 1.06 1.257850 0.0220 10.775 G7 V 0.91 5280 2016 [45]
K2-32b Transit 0.0519 0.458 0.67 817 8.99213 0.08036 12.31 G9 V 0.856 5275 2016 [46]
K2-32c Transit <0.0381 0.269 <2.7 619 20.6602 0.1399 12.31 G9 V 0.856 5275 2016 [47]
K2-32d Transit 0.0324 0.306 1.38 537 31.7154 0.1862 12.31 G9 V 0.856 5275 2016 [48]
K2-33b Transit <3.7 0.450 850 5.424865 0.0409 15.714 M3.3 0.56 3540 2016 [49]
K2-34b Transit 1.773 1.44 0.800 1715 2.995610 0.0465 <0.022 11.548 F9 V 0.640 6132 2016 [50]
K2-35b Transit 0.172 979 5.608352 0.055 14.35 K4 V 0.70 4402 2016 [51]
K2-35c Transit 0.118 2.399964 0.031 14.35 K4 V 0.70 4402 2016 [52]
K2-36b Transit 0.118 1232 1.42266 0.0230 11.80 K2 V 0.80 4924 2016 [53]
K2-36c Transit 0.250 793 5.34059 0.0555 11.80 K2 V 0.80 4924 2016 [54]
K2-37b Transit 0.144 974 4.44117 0.0511 12.52 G3 V 0.90 5413 2016 [55]
K2-37c Transit 0.245 861 6.42904 0.0654 12.52 G3 V 0.90 5413 2016 [56]
K2-37d Transit 0.244 663 14.09189 0.1103 12.52 G3 V 0.90 5413 2016 [57]
K2-38b Transit 0.0378 0.138 17.5 1184 4.01593 0.0506 11.39 631 G2 V 2.24 5757 2016 [58]
K2-38c Transit 0.0311 0.216 3.6 858 10.56103 0.0964 11.39 G2 V 2.24 5757 2016 [59]
K2-39b Transit 0.125 0.509 1.17 1356 4.60497 0.0574 0.152 10.83 0.660 4881 2016 [60]
WASP-75b (K2-40b) Transit 1.07 1.270 0.69 2.484193 0.0375 <0.056 11.45 260 F9 1.14 6100 2013 [61]
K2-42b Transit 2016
K2-80d Transit 0.228 28.8673 0.1778 658.7 2018
K2-111b Transit 0.0271 0.17 680 0.89 5730 2017
K2-111c Radial velocity 0.0356 15.6785 0.1166 680 0.89 5730 2020
K2-138b Transit 12.21 597 K1 V 0.93 5378 2018
K2-138c Transit 12.21 597 K1 V 0.93 5378 2018
K2-138d Transit 12.21 597 K1 V 0.93 5378 2018
K2-138e Transit 12.21 597 K1 V 0.93 5378 2018
K2-138f Transit 12.21 597 K1 V 0.93 5378 2018
K2-138g Transit 0.249? 41.97 12.21 597 K1 V 0.93 5378 2018
K2-141b Transit 2018
HATS-36b Transit 2.79 1.235 2.12 1356 4.17524 0.0529 14.386 G0 V 2017
K2-146b Transit 2018
K2-147b Transit 0.123 0.961917 0.0159 296.1 2018
K2-148b Transit 674 2018
K2-155d Transit 0.015 0.146 289 40.6835 0.1937 low 200 2018
K2-187b Transit 0.773981 0.016322 12.864 1090 G 0.966999 5477 2018
K2-187c Transit 2.871788 0.0391185 12.864 1090 G 0.966999 5477 2018
K2-187d Transit 7.149079 0.0718533 12.864 1090 G 0.966999 5477 2018
K2-187e Transit 13.608341 0.11036 12.864 1090 G 0.966999 5477 2018
K2-229b Transit 2018
K2-236b Transit 2017
K2-239b Transit 14.549 101.5 M3 V 0.4 3420 2018
K2-239c Transit 0.0028 0.089 427 7.775 0.0576 14.549 101.5 M3 V 0.4 3420 2018
K2-239d Transit 399 14.549 101.5 M3 V 0.4 3420 2018
K2-288Bb Transit 0.17 226.36 31.393463 0.164 0.33 2019
K2-315b Transit 0.085 460 3.1443189 0.0234 17.67 185 M3.5 V 0.174 3300 2020 [62]

References

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