Exoplanet Name Host Star Discovery Year Mass (Jupiter Masses) Radius (Jupiter Radii) Atmospheric Composition Surface Temperature (K) Molecular Signatures
HD 209458 b HD 209458 1999 0.69 1.38 H2, He, H2O, CH4 1640 H2O, CH4
HD 189733 b HD 189733 2005 1.14 1.14 H2, He, H2O, CO, CO2 1200 H2O, CO
TRAPPIST-1 e TRAPPIST-1 2017 0.92 1.03 H2O, CO2, N2 280 CO2, H2O
51 Pegasi b 51 Pegasi 1995 0.47 1.00 H2, He 1200 -
Kepler-186 f Kepler-186 2014 0.65 1.10 H2, CO2, N2 273 H2O, CO2
HD 97658 b HD 97658 2012 0.78 1.19 H2, He, H2O 330 H2O
GJ 357 d GJ 357 2019 0.77 1.13 H2O, N2, CO2 290 H2O
TOI 700 d TOI 700 2020 0.66 1.12 H2O, CO 306 H2O
WASP-121 b WASP-121 2016 1.18 1.80 H2, He, Na, K 2500 Na, K
HD 80606 b HD 80606 2001 0.93 1.16 H2, He, CO, H2O 900 CO, H2O
HD 219134 b HD 219134 2015 1.36 1.50 H2O, CO2, N2 450 H2O
NGTS-1 b NGTS-1 2018 0.38 0.75 H2, He 1600 -
HR 8799 b HR 8799 2008 5.6 1.70 H2, He, methane 1500 CH4
HR 8799 c HR 8799 2008 5.5 1.50 H2, He, methane 1300 CH4
HR 8799 d HR 8799 2008 5.0 1.40 H2, He, methane 1100 CH4
HR 8799 e HR 8799 2008 7.0 1.30 H2, He, methane 900 CH4
K2-18 b K2-18 2015 1.9 1.10 H2, He, H2O 300 H2O
GU Psc b GU Psc 2020 0.048 0.90 H2, He, CH4 2200 CH4
WASP-43 b WASP-43 2011 2.0 1.00 H2, He, CO, CO2 2000 CO2
KELT-9 b KELT-9 2017 2.9 1.83 H2, He, Na, K 4500 Na, K
WASP-121 b WASP-121 2016 1.18 1.80 H2, He, Na, K 2500 Na, K
SOS 70 b SOS 70 2021 0.07 0.84 H2, He, CO, CO2 400 CO2
TOI 561 b TOI 561 2020 1.2 1.25 CO, H2O 640 CO
GJ 1214 b GJ 1214 2009 0.08 0.23 H2O, CO2, CH4 500 H2O, CH4
HD 209458 c HD 209458 1999 0.92 1.51 H2, He, CO, CO2 1600 CO
HD 189733 c HD 189733 2005 1.14 1.51 H2, He, H2O 1200 H2O
Kepler-10 b Kepler-10 2011 0.84 1.42 H2O, CO 1300 H2O
WASP-107 b WASP-107 2017 0.13 0.93 H2, He, CO, CH4 350 CO, CH4
XO-1 b XO-1 2006 0.90 1.29 H2, He, CO, H2O 900 H2O, CO
Nu2 Lupi b Nu2 Lupi 2018 0.2 1.01 H2, He, CO2, CH4 530 CH4
HD 97658 c HD 97658 2017 0.87 1.4 H2, He, H2O 360 H2O
HD 98219 b HD 98219 2011 1.0 1.22 H2, He, H2O 300 H2O
LHS 1140 b LHS 1140 2017 0.06 0.20 H2O, CO2 230 H2O
TRAPPIST-1 d TRAPPIST-1 2017 0.77 0.93 H2O, CO2 250 CO2
WASP-82 b WASP-82 2018 1.1 1.46 H2, He, Na, K 2000 Na, K
HD 219134 c HD 219134 2015 0.49 0.86 CO2, N2 400 CO2
WASP-19 b WASP-19 2011 0.95 1.32 H2, He, CO, CO2 1500 CO
WASP-86 b WASP-86 2016 1.13 1.49 H2O, CO 800 H2O
Kepler-18 b Kepler-18 2011 0.67 1.10 H2, He 600 -
HD 95086 b HD 95086 2015 2.0 1.42 H2, He, CH4 1300 CH4
TESS Object of Interest 2136 b TOI 2136 2020 0.78 1.14 H2O, N2, CO 303 H2O
OSIRIS-3 b OSIRIS-3 2018 1.5 1.52 H2, He, H2O, CO 1500 H2O
HD 144585 b HD 144585 2016 0.91 1.52 H2O, CO 800 H2O
TOI 1231 b TOI 1231 2020 0.54 1.05 H2, He, CO 400 CO
HD 20782 b HD 20782 2017 0.79 1.11 H2, He 600 -
BD +20° 2465 b BD +20° 2465 2009 0.025 0.92 H2, He, N2, CO2 500 CO2
HAT-P-11 b HAT-P-11 2009 0.09 0.84 H2, He, CO2 990 CO2
GJ 3470 b GJ 3470 2015 0.03 0.23 H2O, CH4 460 H2O, CH4
HD 139139 b HD 139139 2015 0.84 1.04 H2, He, CO 620 CO
HD 16417 b HD 16417 2008 1.6 1.7 H2, He, CH4 1400 CH4
55 Cancri e 55 Cancri 2004 0.4 1.89 H2O, CO2 3000 H2O
GJ 15 A b GJ 15 A 2018 0.16 0.66 H2, He, CO, CH4 366 CH4
WASP-151 b WASP-151 2019 0.45 1.14 H2, He, CO, CO2 900 CO2
HD 81225 b HD 81225 2011 0.39 0.77 H2, He, CH4 350 CH4
WASP-39 b WASP-39 2014 0.29 1.31 H2, He, H2O 689 H2O
HAT-P-14 b HAT-P-14 2010 0.96 1.3 H2, He, CO, H2O 1000 H2O, CO
WASP-128 b WASP-128 2019 0.55 1.35 H2O, CO 1030 H2O
Kepler-9 c Kepler-9 2011 1.3 1.45 H2, He 450 -
WASP-145 b WASP-145 2018 0.7 1.09 H2, He, CO2 680 CO2
HAT-P-13 b HAT-P-13 2008 1.35 1.9 H2O, CO 1200 H2O
HD 106515 b HD 106515 2015 0.19 0.67 H2, He 530 -
Kepler-56 b Kepler-56 2013 1.46 1.98 H2, He 1300 -
WASP-174 b WASP-174 2019 0.5 1.0 H2O, CO 1100 H2O
XO-2 b XO-2 2009 0.3 0.60 H2, He, CH4 400 CH4
GJ 163 c GJ 163 2012 0.05 0.32 H2O, CH4 240 H2O, CH4
HD 154857 b HD 154857 2010 1.3 0.8 H2, He, CO 300 CO
HAT-P-9 b HAT-P-9 2008 0.58 1.01 H2, He, CO2 900 CO2
TOI 740 b TOI 740 2020 0.29 0.78 H2O, N2 350 H2O
SOPHIE-2 b SOPHIE-2 2015 1.8 1.29 H2, He, CO 1200 CO
GJ 275 b GJ 275 2019 0.03 0.14 H2O, N2 400 H2O
HD 152843 b HD 152843 2012 1.39 1.53 H2, He, CO, H2O 1100 H2O
HD 6434 b HD 6434 2010 0.5 1.09 H2, He, CO2, CH4 540 CH4
K2-29 b K2-29 2016 0.14 0.86 H2, He, CO 550 CO
HD 147018 b HD 147018 2015 0.61 1.03 H2O, CO 550 H2O
DP 90 b DP 90 2016 0.49 0.78 H2, He, CH4 590 CH4
HD 209458 d HD 209458 2009 0.7 1.02 H2O, CO2 700 H2O
WASP-136 b WASP-136 2020 0.61 1.1 H2, He, CH4 800 CH4
HAT-P-12 b HAT-P-12 2010 0.5 0.93 H2, He, H2O 600 H2O
HD 12961 b HD 12961 2013 0.98 1.27 H2, He, CO2 620 CO2
HD 60606 b HD 60606 2020 0.80 1.43 H2, He, H2O 800 H2O
WASP-164 b WASP-164 2018 0.75 1.30 H2, He, CO 720 CO
HD 3300 b HD 3300 2014 1.18 1.47 H2, He, H2O 900 H2O
GJ 393 b GJ 393 2019 0.33 0.73 H2O, N2 540 H2O
WASP-190 b WASP-190 2017 0.66 1.15 H2, He, CO2 550 CO2
EPIC 201573364 b EPIC 201573364 2017 0.34 1.1 H2, He, CH4 680 CH4
GJ 1148 b GJ 1148 2018 0.12 0.54 H2O, N2 300 H2O
WASP-177 b WASP-177 2018 0.39 0.78 H2O, N2 800 H2O
WASP-161 b WASP-161 2019 0.53 1.24 H2, He, CO, H2O 950 H2O, CO
HD 207211 b HD 207211 2011 0.66 1.49 H2O, CO2 940 CO2
WASP-31 b WASP-31 2011 0.48 1.0 H2, He, CO 850 CO
WASP-181 b WASP-181 2018 0.62 1.20 H2, He, CO2 780 CO2
HD 131604 b HD 131604 1210 1.0 1.12 H2, He, H2O 900 H2O
Kepler-62 f Kepler-62 2013 0.42 1.14 H2O, CO 280 H2O
HD 150203 b HD 150203 2011 0.72 1.09 H2, He, CO2 720 CO2
Kepler-16 b Kepler-16 2011 0.7 1.2 H2, He, CO 310 CO
AU Mic b AU Mic 2020 0.065 1.04 H2, He, CH4 700 CH4
GJ 3293 b GJ 3293 2020 0.58 1.05 H2O, CO 400 H2O
HD 22049 b HD 22049 2011 1.0 0.89 H2, He, H2O, CO 440 H2O
TOI 803 b TOI 803 2020 0.66 0.99 H2O, CO 780 CO
GJ 381 b GJ 381 2020 0.36 0.68 H2O, CH4 650 H2O, CH4
HD 156668 b HD 156668 2015 0.7 1.16 H2, He, CO 890 H2, CO
HD 9736 b HD 9736 2011 0.36 0.99 H2O, CO2 400 CO2
GJ 491 b GJ 491 2019 0.34 0.94 H2O, N2 530 H2O
HD 149026 b HD 149026 2006 0.36 1.35 H2, He 700 -
GJ 1132 b GJ 1132 2015 0.02 0.34 H2O, CO 500 H2O
GJ 536 b GJ 536 2016 0.18 0.48 H2O, CO2 310 CO2
HD 142 HD 142 2004 - - H2, He, CO - -
WASP-147 b WASP-147 2019 0.56 1.09 H2, He, CO2 890 CO2
COROT-7 b COROT-7 2009 0.07 1.58 H2, He, CH4 800 CH4
HD 109789 b HD 109789 2012 1.35 1.0 H2, He, CO 540 CO
HD 1461 b HD 1461 2021 0.89 1.13 H2O, CO 500 H2O
WASP-23 b WASP-23 2010 0.51 1.07 H2O, CO 680 H2O
GJ 191 b GJ 191 2019 0.46 1.02 H2O, CH4 530 H2O, CH4
HD 181433 b HD 181433 2012 0.54 1.1 H2, He, CH4 900 CH4
WASP-66 b WASP-66 2013 0.45 1.11 H2O, CO 850 H2O
HD 89474 b HD 89474 2015 1.23 1.25 H2, He, CO2 660 CO2
WASP-147 b WASP-147 2019 0.76 1.2 H2, He, CO2 880 CO2
HD 16417 b HD 16417 2012 1.02 1.3 H2, He, CH4 700 CH4
GJ 300 b GJ 300 2016 0.25 1.04 H2, He 750 -
HD 18900 b HD 18900 2009 0.35 0.64 H2, He 430 -
GJ 15 B b GJ 15 B 2020 0.34 0.80 H2O, CO 530 H2O
WASP-66 b WASP-66 2017 0.78 1.12 H2, He, CO2 500 CO2
GJ 1252 b GJ 1252 2019 0.11 0.91 H2, He, CO 650 CO
HD 21749 b HD 21749 2018 0.008 0.7 H2O, N2 296 H2O
WASP-42 b WASP-42 2016 0.22 1.2 H2, He, CO2 540 CO2
K2-232 b K2-232 2020 0.75 1.1 H2, He, CH4 600 CH4
WASP-84 b WASP-84 2014 0.6 1.05 H2, He, H2O 850 H2O
TOI 806 b TOI 806 2020 1.15 1.1 H2, He, CO 800 CO
WASP-128 b WASP-128 2020 0.5 1.03 H2, He, N2 300 N2
HD 76458 b HD 76458 2019 1.24 1.4 H2, He, CO2 740 CO2
GJ 429 b GJ 429 2016 0.1 0.32 H2O, CO 450 H2O
HAT-P-36 b HAT-P-36 2012 0.88 1.6 H2, He, CO2 890 CO2
HD 219134 b HD 219134 2015 0.94 1.25 H2, He, H2O 600 H2O
K2-290 b K2-290 2020 0.52 0.84 H2O, N2 480 H2O
HD 39091 b HD 39091 2020 0.42 0.9 H2O, CO2 550 CO2
GJ 679 b GJ 679 2017 0.46 1.0 H2, He, CO 320 CO
WASP-85 b WASP-85 2012 0.9 1.08 H2, He 700 -
HD 39587 b HD 39587 2018 1.23 1.0 H2O, CO 400 H2O
SOPHIE-6 b SOPHIE-6 2015 0.39 0.87 H2, He, CO2 500 CO2
HAT-P-5 b HAT-P-5 2008 0.74 1.1 H2, He, H2O 920 H2O
HD 65216 b HD 65216 2017 0.65 1.2 H2O, CO2 650 H2O
GJ 602 b GJ 602 2018 0.12 0.25 H2O, N2 450 H2O
GJ 581 f GJ 581 2012 0.07 0.77 H2, He 550 -
WASP-3 b WASP-3 2006 1.53 1.46 H2, He, CO 1000 CO
HD 191015 b HD 191015 2017 0.55 0.73 H2, He 540 -
HD 98649 b HD 98649 2012 0.68 1.3 H2O, CO2 650 H2O
Trappist-1 b Trappist-1 2017 0.83 1.03 H2O, CO2, N2 220 H2O
GJ 170 b GJ 170 2017 0.09 0.75 H2, He 300 -
HD 205536 b HD 205536 2012 0.6 1.2 H2, He, CO2 540 CO2
HD 184098 b HD 184098 2015 0.74 0.87 H2, He, CO2 450 CO2
GJ 326 b GJ 326 2019 0.26 1.07 H2O, CO 320 H2O
HD 114514 b HD 114514 2021 0.88 1.06 H2, He, CO2 900 CO2
WASP-39 b WASP-39 2020 0.7 1.1 H2, He, CH4 760 CH4
TOI 252 b TOI 252 2020 0.79 1.2 H2, He, CO2 640 CO2
HD 18960 b HD 18960 2018 0.45 0.79 H2O, N2 580 H2O
WASP-117 b WASP-117 2018 0.8 1.1 H2O, CO2 820 CO2
Kepler-75 c Kepler-75 2013 0.5 1.1 H2, He, CO4 700 CO
HD 5319 b HD 5319 2012 0.37 0.83 H2O, CO2 400 CO2
WASP-12 b WASP-12 2009 1.37 1.57 H2, He 2000 -
WASP-100 b WASP-100 2016 0.46 1.04 H2, He, CH4 490 CH4
WASP-126 b WASP-126 2020 0.57 1.24 H2, He, CO2 800 CO2
HD 82695 b HD 82695 2014 0.79 1.30 H2, He 900 -
HD 219666 b HD 219666 2020 1.1 1.11 H2O, CO 840 H2O
HD 181608 b HD 181608 2017 0.66 0.88 H2, He, CO2 400 CO2
WASP-97 b WASP-97 2020 0.8 1.15 H2, He, CO 290 CO
EPIC 211991207 b EPIC 211991207 2017 0.65 1.4 H2, He, CO2 940 CO2
GJ 15A b GJ 15A 2021 0.24 0.5 H2, He 300 -
K2-87 b K2-87 2020 0.58 1.1 H2, He 420 -
HAT-P-26 b HAT-P-26 2010 0.57 1.08 H2, He, CO 780 CO
DZ 1826 b DZ 1826 2018 0.29 0.9 H2, He, CO 670 H2
WASP-113 b WASP-113 2018 0.76 1.05 H2, He, COOOR2 740 CO2
WASP-167 b WASP-167 2018 0.5 0.98 H2, He 590 -
GJ 674 b GJ 674 2014 0.28 0.4 H2O, N2 350 H2O
HD 15211 b HD 15211 2014 0.25 0.7 H2, He 130 -
HD 56070 b HD 56070 2020 0.65 1.29 H2, He, CO 780 CO
GJ 504 b GJ 504 2013 0.029 0.93 H2, He, CO 290 CO
WASP-174 b WASP-174 2015 0.8 1.1 H2, He, CO2 710 CO2
GJ 670 b GJ 670 2018 0.25 0.5 H2O, CO2 540 CO2
WASP-50 b WASP-50 2012 1.06 1.2 H2, He, CH4 850 CH4
TESS 10 b TESS 10 2018 0.29 0.6 H2O 310 H2O
WASP-138 b WASP-138 2018 0.48 1.50 H2, He, CO 600 CO
HIP 67522 b HIP 67522 2020 1.0 1.20 H2, He, CO 530 CO
WASP-65 b WASP-65 2015 0.63 0.95 H2, He 500 -
GJ 1911 b GJ 1911 2018 0.3 0.9 H2O, N2 430 H2O
GJ 460 b GJ 460 2021 0.12 0.38 H2, He, CO 680 CO
GJ 118 b GJ 118 2016 0.27 0.76 H2O 700 H2O
GJ 15 A c GJ 15 A 2020 0.03 0.40 H2O, N2 450 H2O
GJ 194 b GJ 194 2018 0.075 0.5 H2O, CO2 520 CO2
WASP-179 b WASP-179 2019 0.9 1.2 H2, He, CO 900 CO
HD 9792 b HD 9792 2021 0.52 1.06 H2, He, CO 470 CO
WASP-95 b WASP-95 2017 0.78 1.8 H2, He, CO 550 CO
GJ 458 b GJ 458 2012 0.24 1.0 H2O, N2 620 H2O
Kepler-18 c Kepler-18 2011 0.9 1.09 H2, He, CO 680 CO
WASP-53 b WASP-53 2020 0.5 1.2 H2, He, CO2 540 CO2
K2-132 b K2-132 2019 0.30 0.97 H2O, N2 460 H2O
GJ 699 b GJ 699 2020 0.067 0.48 H2O, N2 650 H2O
WASP-132 b WASP-132 2019 0.61 1.2 H2, He, CO 750 CO
WASP-157 b WASP-157 2020 0.29 1.0 H2O, CO 320 H2O
WASP-138 b WASP-138 2017 0.64 1.11 H2, He, CO 780 CO
GJ 167 b GJ 167 2013 0.027 0.2 H2, He, CO 220 CO
HD 5478 b HD 5478 2018 0.82 1.1 H2, He, CO, CO2 680 CO2
WASP-69 b WASP-69 2015 0.75 1.3 H2, He, CO 600 CO
GJ 394 b GJ 394 2019 0.4 1.20 H2 350 -
WASP-56 b WASP-56 2013 0.59 1.05 H2, He, CO 810 CO
WASP-49 b WASP-49 2012 0.15 0.3 H2, He, CO 510 CO
WASP-35 b WASP-35 2013 0.63 1.1 H2, He, CO 690 CO
K2-28 b K2-28 2017 0.64 1.03 H2O, CO2 600 H2O
HAT-P-45 b HAT-P-45 2019 0.32 1.05 H2, He, CO2 725 CO2
WASP-151 b WASP-151 2020 0.31 1.24 H2 470 -
WASP-148 b WASP-148 2017 0.43 1.20 H2, He, CO 750 CO
WASP-63 b WASP-63 2016 0.56 1.1 H2O, CO 790 CO
GJ 160 a b GJ 160 a 2019 0.28 0.4 H2O, CH4 610 H2O
HAT-P-56 b HAT-P-56 2018 0.54 1.1 H2, He, CO2 900 CO2
HD 179079 b HD 179079 2012 1.4 1.1 H2, He 1000 -
WASP-100 b WASP-100 2017 0.82 1.2 H2, He, CO 770 CO