exoplanet_descriptions/kepler-257_b.txt Zerichi Tsu (Kepler-257 b) - Astro
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Info for exoplanet "Zerichi Tsu"


Scientific (actual) data
NameKepler-257 b
Planet statusConfirmed
Radius0.233
Orbital period2.38267
Semi major axis0.034
Discovered2014
Updated2021-02-05
Tconj2455000
Impact parameter0.09
PublicationAnnounced on a website
Detection typePrimary Transit
Alternate names2MASS J19491583+4601237 b, K00941.02, KIC 9480189 b, KOI-941 b, KOI-941.02, WISE J194915.82+460123.8 b
Star nameKepler-257
Right ascension297.32°
Declination46.02°
Mag j13.916
Mag h13.448
Mag k13.372
Star distance797.75
Star metallicity0.315
Star radius1.04
Star temperature5180
Star alternate names2MASS J19491583+4601237, KIC 9480189, KOI-941, WISE J194915.82+460123.8
Wikipedia articleKepler-257 b

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Fictional info (?)
Suggested nameZerichi Tsu
Planet typeHot planet
It has the densest atmosphere of the hot planets, consisting of huge amounts of nitric oxide.

The two polar ice caps appear to be made largely of ice.

The outer atmosphere is visibly segregated into several bands at different latitudes, resulting in turbulence and storms along their interacting boundaries.
AtmosphereNitric oxide99%
Neon0.053%
Ethane0%
Hydrogen deuteride (HD)0%
Atmospheric pressure0.007 bar
artist's rendition
MoonNgyuLarge potato shaped rocky moon
NdoebazuHuge irregular rocky comet
Byunoa-bomyodaMedium-sized irregular rocky moon
Gabyaga JaraLarge round ice planetoid
Yamo Hyogo-woMedium-sized irregular ice moon
Gekya Ryonu HyoSmall round rocky moon
YopigyuSmall round oceanic comet
NyojaLarge round gaseous asteroid
Kokyo ChuMedium-sized potato shaped crater-filled planetoid
Chuhyucho'zoVery small almost round gaseous asteroid
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