exoplanet_descriptions/kepler-990_b.txt Rionidras (Kepler-990 b) - Exoplanets
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Info for exoplanet "Rionidras"


Scientific (actual) data
NameKepler-990 b
Planet statusConfirmed
Radius0.2543
Orbital period9.91724
Semi major axis0.0883
Orbit eccentricity0
Inclination87.06
Discovered2016
Updated2025-09-09
Tconj2454970
Impact parameter0.786
Temperature (kelvin)903
PublicationAnnounced on a website
Detection typePrimary Transit
Radius measurement typePrimary Transit
Alternate names2MASS J19514517+4652530 b, K01875.01, KIC 9967771 b, KOI-1875 b, KOI-1875.01, WISE J195145.17+465252.7 b
Star nameKepler-990
Right ascension297.94°
Declination46.88°
Mag j13.362
Mag h13.031
Mag k12.928
Star distance802.163
Star metallicity-0.205
Star mass0.97
Star radius1.031
Star sp typeG5V
Star age3.55
Star temperature5521.54
Star alternate names2MASS J19514517+4652530, KIC 9967771, KOI-1875, WISE J195145.17+465252.7
Wikipedia articleKepler-990 b

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Fictional info (?)
Suggested nameRionidras
Planet typeWarm planet
Estimated population300000000
AtmosphereMethane69%
Oxygen30%
Carbon dioxide0.05%
Water0.018%
Atmospheric pressure70 bar
artist's rendition
No known satellites
Google search for Rionidras


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