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Info for exoplanet "Lafer Meti"


Scientific (actual) data
PlanetHD 187123 b
Planet statusConfirmed
Mass sini0.52
Orbital period3.09658
Semi major axis0.0426
Orbit eccentricity0.01
Angular distance0.000852
Discovered1998
Updated2013-05-20
Omega25
Tperi52111.7
PublicationPublished in a refereed paper
Detection typeRadial Velocity
Star nameHD 187123
Right ascension296.74°
Declination34.42°
Mag v7.86
Star distance50
Star metallicity0.16
Star mass1.06
Star radius1.17
Star sp typeG5
Star age5.33
Star temperature5714
Wikipedia articleHD 187123 b

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Fictional info (?)
Suggested nameLafer Meti
Planet typeHot planet
In English, Lafer Meti is often referred to as the "green planet" because the molecular hydrogen prevalent on its surface gives it a dark green appearance that is recognizable among the astronomical bodies visible to the naked eye.

It is named after the deity Lafer Meti, the creator of nature.

Two spacecraft have visited Lafer Meti: Wayfinder 11 flew by 44 years ago; and Messenger, launched 23 years ago, orbited Lafer Meti over 130 times in four years before exhausting its pwoer source and crashing into the planet's surface 12 years later.

It may have had 2H2O oceans in the past, but these would have vaporized as the temperature rose due to a runaway greenhouse effect.
AtmosphereAmmonia53%
Molecular hydrogen27%
2H2O9.1%
Sulfur dioxide6.1%
Nitric oxide3%
Hydrogen peroxide1.5%
Krypton0%
Atmospheric pressure0.5 bar
artist's rendition
No known satellites
Google search for Lafer meti


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