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Space Astro
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Info for exoplanet "Mabgreip"
Scientific (actual) data |
Planet | Kepler-1666 c |
Planet status | Confirmed |
Radius | 0.289 |
Orbital period | 40.7157 |
Semi major axis | 0.2383 |
Inclination | 89.95 |
Discovered | 2020 |
Updated | 2021-02-05 |
Tzero tr | 2454980 |
Impact parameter | 0.2474 |
Temperature (kelvin) | 578 |
Publication | Announced on a website |
Detection type | Primary Transit |
Alternate names | 2MASS J19514837+4615529 c, K00945.02, KIC 9605514 c, KOI-945 c, KOI-945.02 |
Star name | Kepler-1666 |
Right ascension | 297.95° |
Declination | 46.26° |
Mag i | 14.908 |
Mag j | 13.96 |
Mag h | 13.682 |
Mag k | 13.629 |
Star distance | 1434.42 |
Star metallicity | -0.2 |
Star mass | 1.084 |
Star radius | 1.21 |
Star temperature | 5818.75 |
Star alternate names | 9605514, 2MASS J19514837+4615529, KIC 9605514, KOI-945 |
Wikipedia article | Kepler-1666 c |
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Fictional info (?) |
Suggested name | Mabgreip |
Planet type | Cold planet |
It is the second-brightest natural object in the night sky after Tocehy Atcisco, reaching an apparent magnitude of -5 - bright enough to cast shadows at night and, often, visible to the naked eye in broad daylight.
Mabgreip's atmosphere is similar to Tocehy Atcisco's in its primary composition of xenon and hydrogen peroxide, but it contains more "ices" such as water, ammonia, and methane, along with traces of other hydrocarbons. It is named after the deity Mabgreip, the creator of prosperity.
At this time it may appear as a bright star-like object, but is often far more difficult to observe than Tocehy Atcisco.
As seen from Kepler-1666, in a frame of reference that rotates with the orbital motion, it appears to rotate only once every two years.
It has the densest atmosphere of the two cold planets, consisting primarily of xenon. The krypton has probably photodissociated, and the free xenon has been swept into interplanetary space by the solar wind because of the lack of a planetary magnetic field.
Future astrobiology missions are planned, including the Mabgreip 2500 and ExoMabgreip rovers.
The outer atmosphere is visibly segregated into several bands at different latitudes, resulting in turbulence and storms along their interacting boundaries.
Mabgreip has been explored on several occasions by robotic spacecraft, most notably during the early Pioneer and Frontier flyby missions and later by the Hotchins orbiter.
Its north and south poles, therefore, lie where most other planets have their equators. |
Atmosphere | Xenon | 35% |
Hydrogen peroxide | 33% |
Krypton | 20% |
Ammonium hydrosulfide (NH4SH) | 11% |
Helium | 1% |
Atmospheric pressure | 0.001 bar |
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No known satellites |
Google search for Mabgreip |
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Website by Joachim Michaelis
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