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Space Astro
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Info for exoplanet "Pedopyu-ha"
Scientific (actual) data |
Planet | K2-17 b |
Planet status | Confirmed |
Radius | 0.199 |
Orbital period | 17.9675 |
Semi major axis | 0.119 |
Discovered | 2015 |
Updated | 2021-02-05 |
Tconj | 2456820 |
Temperature (kelvin) | 487 |
Publication | Published in a refereed paper |
Detection type | Primary Transit |
Radius detection type | Primary Transit |
Alternate names | EPIC 201855371 b, 2MASS J11531915+0624439 b, EPIC 201855371.01, WISE J115319.12+062444.2 b |
Star name | K2-17 |
Right ascension | 178.33° |
Declination | 6.41° |
Mag j | 11.076 |
Mag h | 10.436 |
Star distance | 125.56 |
Star metallicity | 0.15 |
Star mass | 0.71 |
Star radius | 0.66 |
Star sp type | K7 |
Star temperature | 4320 |
Star alternate names | EPIC 201855371, 2MASS J11531915+0624439, WISE J115319.12+062444.2 |
Wikipedia article | K2-17 b |
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Fictional info (?) |
Suggested name | Pedopyu-ha |
Planet type | Planet |
It is the coldest planetary atmosphere in its solar system, with a minimum temperature of 83°K (-190°C), and has a complex, layered cloud structure with 2H2O thought to make up the lowest clouds, and carbonyl sulfide the uppermost layer of clouds. The planet is named after the deity Pedopyu-ha, the goddess of dreams.
It is radically different from Zopyagi in other respects.
The smooth Borealis basin in the northern hemisphere covers 21 percent of the planet and may be a giant impact feature.
Future astrobiology missions are planned, including the Pedopyu-ha 1500 and ExoPedopyu-ha rovers. The two polar ice caps appear to be made largely of sand.
Optical ground-based telescopes are typically limited to resolving features about 465 kilometers across when Pedopyu-ha is closest because of Zopyagi's atmosphere. |
Atmosphere | Carbonyl sulfide | 67% |
2H2O | 17% |
Hydrogen | 13% |
Hydrogen deuteride (HD) | 1% |
Formaldehyde | 0.55% |
Xenon | 0.00074% |
Atmospheric pressure | 70 bar |
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No known satellites |
Google search for Pedopyu-ha |
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Website by Joachim Michaelis
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