Info for exoplanet "Lisor Urytor"

Scientific (actual) data Name Luyten's Star e Planet status Confirmed Planet mass 0.0297 Mass sini 0.0293 Orbital period 542 Semi major axis 0.849 Inclination 80 Discovered 2019 Updated 2024-07-31 K 1.73 Publication Published in a refereed paper Detection type Radial Velocity Mass measurement type Radial Velocity Alternate names GJ 273 e Star name Luyten's Star Ra 111.85° Dec 5.23° Mag v 9.87 Mag k 4.86 Star distance 3.8 Star metallicity 0.09 Star mass 0.29 Star radius 0.293 Star sp type M3.5V Star temperature 3382 Star alternate names GJ 273 Wikipedia article Luyten's Star e Back

Fictional info (?) Lisor Urytor Small cold gas planet It may have had ammonia oceans in the past, but these would have vaporized as the temperature rose due to a runaway greenhouse effect. The volume of water ice in the south polar ice cap, if melted, would be sufficient to cover the entire planetary surface to a depth of 8 meters. Atmosphere Methane 60% Argon 24% Ammonia 16% Carbon monoxide 0.019% Hydrogen deuteride (HD) 0.0028% 0.4 bar No known satellites Google search for Lisor urytor