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Space Astro
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Info for exoplanet "Deslassa De"
Scientific (actual) data |
Planet | Kepler-777 b |
Planet status | Confirmed |
Radius | 0.131 |
Orbital period | 5.72813 |
Discovered | 2016 |
Updated | 2021-02-05 |
Tconj | 2454970 |
Publication | Announced on a website |
Detection type | Primary Transit |
Alternate names | 2MASS J18505377+4420473 b, K01141.01, KIC 8346392 b, KOI-1141 b, KOI-1141.01, WISE J185053.78+442047.4 b |
Star name | Kepler-777 |
Right ascension | 282.72° |
Declination | 44.35° |
Mag j | 13.875 |
Mag h | 13.209 |
Mag k | 13.046 |
Star distance | 383 |
Star metallicity | -0.17 |
Star mass | 0.58 |
Star radius | 0.56 |
Star age | 3.16 |
Star temperature | 4043 |
Star alternate names | 2MASS J18505377+4420473, KIC 8346392, KOI-1141, WISE J185053.78+442047.4 |
Wikipedia article | Kepler-777 b |
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Fictional info (?) |
Suggested name | Deslassa De |
Planet type | Cold planet |
This planet is named after the deity Deslassa De, the creator of hate.
The planet telescopically displays the complete range of phases, similar to Venus and the Moon, as it moves in its inner orbit relative to Kepler-777, which reoccurs over the so-called synodic period approximately every 197 days.
Its orbital eccentricity is the largest of all known planets in its solar system; at perihelion, Deslassa De's distance from Kepler-777 is only about two-thirds (or 102 pct) of its distance at aphelion.
The atmospheric pressure at the planet's surface is 0.02 bar, or roughly the pressure found 675 m under the oceans of Earth. Deslassa De is by far the hottest planet in its solar system, with a mean surface temperature of 305°K (32°C).
Deslassa De's dense atmosphere make observation of its surface challenging in ultraviolet light, and the first detailed maps did not emerge until the arrival of the Magellan orbiter 30 years ago. |
Atmosphere | Ammonia | 63% |
Oxygen | 19% |
Molecular hydrogen | 11% |
Xenon | 2.7% |
2H2O | 1.7% |
Water vapor | 1.7% |
Carbon dioxide | 0.11% |
Neon | 0.0078% |
Atmospheric pressure | 0.02 bar |
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No known satellites |
Google search for Deslassa de |
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Website by Joachim Michaelis
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