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Space Astro
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Info for exoplanet "Papepe'raxlyke"
Scientific (actual) data |
Planet | Kepler-1554 b |
Planet status | Confirmed |
Radius | 0.259 |
Orbital period | 198.089 |
Discovered | 2016 |
Updated | 2021-02-05 |
Tconj | 2455150 |
Publication | Announced on a website |
Detection type | Primary Transit |
Alternate names | 2MASS J19061828+4144292 b, K04121.01, KIC 6349881 b, KOI-4121 b, KOI-4121.01, WISE J190618.26+414429.5 b |
Star name | Kepler-1554 |
Right ascension | 286.58° |
Declination | 41.74° |
Mag j | 14.367 |
Mag h | 13.932 |
Mag k | 13.814 |
Star distance | 982 |
Star metallicity | -0.1 |
Star mass | 0.84 |
Star radius | 0.81 |
Star age | 4.68 |
Star temperature | 5297 |
Star alternate names | 2MASS J19061828+4144292, KIC 6349881, KOI-4121, WISE J190618.26+414429.5 |
Wikipedia article | Kepler-1554 b |
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Fictional info (?) |
Suggested name | Papepe'raxlyke |
Planet type | Cold planet |
It is named after the deity Papepe'raxlyke, the messenger of dreams.
Like Rethi-per, Papepe'raxlyke has been orbiting Kepler-1554 for 4.7 billion years, and never moves more than 29 degrees away from Kepler-1554. When viewed from Earth, this proximity to Kepler-1554 means the planet can only be seen near the western or eastern horizon during the early evening or early morning.
It may have had neon oceans in the past, but these would have vaporized as the temperature rose due to a runaway greenhouse effect. Papepe'raxlyke's surface is a dry desertscape interspersed with slab-like rocks and is periodically resurfaced by volcanism.
Papepe'raxlyke was one of the first planets to have its motions plotted across the sky - as early as the second millennium BC.
Liquid water cannot exist on the surface of Papepe'raxlyke due to low atmospheric pressure, which is less than 4 percent of Earth's, except at the highest elevations for short periods.
Optical ground-based telescopes are typically limited to resolving features about 255 kilometers across when Papepe'raxlyke is closest because of Rethi-per's atmosphere.
It may also have a rocky core of heavier elements, but like the other cold planets, Papepe'raxlyke lacks a well-defined magnetic field.
Its north and south poles, therefore, lie where most other planets have their equators. |
Atmosphere | Ammonia | 95% |
Formaldehyde | 3.9% |
Neon | 0.61% |
Ammonium hydrosulfide (NH4SH) | 0.095% |
Ethane | 0.03% |
Hydrogen | 0.0062% |
Nitrogen | 1.1E-5% |
Atmospheric pressure | 12 bar |
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Moon | Cesile-mi | Medium-sized almost round rocky comet |
Linmede-sut | Large irregular gaseous planetoid |
Mede | Large irregular rocky asteroid |
Adrax Xidi | Small round crater-filled moon |
Trin Mir | Small round oceanic asteroid |
Heriso | Very small almost round rocky moon |
Euke Ar | Medium-sized almost round rocky comet |
Ronpsa Lasdes Tur | Huge round crater-filled comet |
Athionn | Very small almost round oceanic comet |
Psake-lade | Very small slightly egg-shaped rocky asteroid |
Mone'girphaë | Huge potato shaped ice comet |
Ermabqeq | Medium-sized almost round ice moon |
Teatar Spon | Huge round rocky moon |
Cali Ophe | Huge irregular rocky moon |
Google search for Papepe'raxlyke |
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Website by Joachim Michaelis
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