exoplanet_descriptions/k2-138_d.txt Terya (K2-138 d) - Exoplanets - Astro
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Info for exoplanet "Terya"


Scientific (actual) data
NameK2-138 d
Planet statusConfirmed
Planet mass0.0249
Radius0.237
Orbital period5.40478
Semi major axis0.05883
Orbit eccentricity0.348
Inclination87.9
Discovered2017
Updated2021-03-26
Omega83
Tconj2457740
Tzero tr2457740
Impact parameter0.47
K3
Temperature (kelvin)992
PublicationPublished in a refereed paper
Detection typePrimary Transit
Mass measurement typeSpectrum
Radius measurement typePrimary Transit
Alternate names2MASS J23154776-1050590 d, EPIC 245950175 d, WISE J231547.76-105059.0 d
Star nameK2-138
Right ascension348.95°
Declination-10.85°
Mag v12.21
Mag j10.756
Mag h10.384
Star distance183
Star metallicity0.16
Star mass0.93
Star radius0.86
Star sp typeK1 V
Star temperature5378
Star alternate namesEPIC 245950175, 2MASS J23154776-1050590, WISE J231547.76-105059.0
Wikipedia articleK2-138 d

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Fictional info (?)
Suggested nameTerya
Planet typeSmall hot gas planet
AtmosphereHydrogen chloride47%
Xenon28%
Carbonyl sulfide21%
Hydrogen deuteride (HD)3.3%
Krypton0.57%
Carbon dioxide0.1%
Hydrogen peroxide0.033%
Ammonia0.01%
Atmospheric pressure18 bar
artist's rendition
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GoiboMedium-sized round gaseous moon
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Rehi ChaVery small irregular rocky moon
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GyachuSmall potato shaped crater-filled moon
Hyahyu-hotsuVery small round gaseous moon
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MeheyuHuge round gaseous moon
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KyohyuHuge potato shaped oceanic moon
Ryopiha-muSmall irregular ice asteroid
Igyoke BipyoLarge almost round oceanic moon
Agapago ZesenyaVery small round rocky asteroid
Pyoyora KusebyoVery small slightly egg-shaped crater-filled moon
Jagyuki'chahagyaHuge potato shaped crater-filled comet
Babyasha PyaVery small round rocky moon
TabaMedium-sized almost round rocky comet
RasuSmall round crater-filled moon
Shuuho KayupyuLarge round gaseous asteroid
MuchuHuge round oceanic planetoid
RugubugoHuge potato shaped crater-filled moon
KudateVery small slightly egg-shaped crater-filled moon
Nuchu-jotaVery small irregular rocky asteroid
Hyugi MuHuge round ice moon
Namomyo ShuzoSmall potato shaped gaseous moon
Myowo KyochuMedium-sized round rocky moon
Shichu-gyokyoSmall potato shaped crater-filled moon
GamiSmall almost round gaseous moon
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