Sawisé nganyari basis data exoplanet tanggal 23 Juli 2015, sing paling cedhak yaiku Kepler-442b, kagolong lintang kerdil oranye, kanthi radius 1.34R<unk> lan massa 2.34M<unk>, nanging kanthi suhu permukaan kira-kira −2.65 °C (27.23 °F). Pitakonan: Planet exoplanet sing paling cedhak yaiku?
Kepler-442b