Exoplanet CatalogNeptune-size (4–8 R⊕)
Planets4617%
NearestGJ 15 A c11.6 ly
Planets per size class
583
1,212
2,122
461
2,017
Discoveries per year
30 nearest
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| GJ 15 A c | 7,600.00 | 6.67 | 36.0 | 46 | 2018 |
| GJ 687 b | 38.14 | 4.32 | 17.2 | 264 | 2014 |
| GJ 687 c | 727.56 | 4.14 | 16.0 | 99 | 2020 |
| GJ 581 b | 5.37 | 4.79 | 20.5 | 464 | 2005 |
| 61 Vir c | 38.02 | 4.46 | 18.2 | 566 | 2009 |
| 61 Vir d | 123.01 | 5.11 | 22.9 | 383 | 2009 |
| HD 192310 b | 74.72 | 4.27 | 16.9 | 355 | 2011 |
| HD 192310 c | 525.80 | 5.25 | 24.0 | 185 | 2011 |
| GJ 433 c | 5,094.10 | 6.27 | 32.4 | 54 | 2014 |
| AU Mic b | 8.46 | 4.79 | 9.0 | 555 | 2020 |
| AU Mic e | 33.11 | 4.87 | 21.1 | – | 2025 |
| GJ 436 b | 2.64 | 4.17 | 22.1 | 686 | 2004 |
| HIP 48714 b | 17.82 | 5.11 | 22.9 | 446 | 2020 |
| HD 147379 b | 86.58 | 4.94 | 21.6 | 277 | 2017 |
| HD 115404 A b | 10.49 | 6.09 | 30.8 | 696 | 2022 |
| GJ 96 b | 73.94 | 4.67 | 19.7 | 258 | 2018 |
| HD 69830 d | 197.00 | 4.45 | 18.1 | 308 | 2006 |
| 55 Cnc f | 260.58 | 7.59 | 44.8 | 277 | 2007 |
| HD 190007 b | 11.72 | 4.06 | 15.5 | 651 | 2020 |
| GJ 163 d | 603.95 | 5.92 | 29.4 | 106 | 2013 |
| HD 140901 b | 9.02 | 4.07 | 15.6 | 904 | 2022 |
| HD 190360 c | 17.12 | 5.53 | 26.2 | 795 | 2005 |
| HD 177565 b | 44.50 | 4.00 | 15.1 | 539 | 2017 |
| rho CrB c | 102.04 | 5.68 | 27.4 | 448 | 2016 |
| HIP 38594 c | 3,477.77 | 7.94 | 48.4 | 80 | 2020 |
| HD 153557 b | 7.30 | 4.77 | 20.3 | 772 | 2022 |
| HD 153557 c | 15.27 | 4.36 | 17.5 | 604 | 2022 |
| HD 99492 c | 95.23 | 4.42 | 17.9 | – | 2023 |
| HD 99492 b | 17.05 | 5.44 | 25.5 | 622 | 2004 |
| GJ 3293 c | 122.62 | 4.87 | 21.1 | 177 | 2015 |
Classes are a rough guide by radius used on this site, not an official classification. Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.