astro.wikisort.org - Meteorite

Kepler-443b is an exoplanet about 2,540 light-years from Earth.[2] It has an 89.9 percent chance of being in the star's habitable zone, yet only a 4.9 percent chance of being rocky.[1]

Kepler-443b

Discovery
Discovered by	Guillermo Torres et al.[1]
Discovery site	Kepler
Discovery date	January 7, 2015
Detection method	Transit method
Orbital characteristics
Semi-major axis	0.495 AU (74,100,000 km)[1]
Eccentricity	≥0.11[1]
Orbital period (sidereal)	177.6693[1] d
Inclination	89.94[1]
Time of periastron	JD 2455630.2460[1]
Star	Kepler-443
Physical characteristics
Mean radius	2.33[1] REarth

Characteristics

Mass, radius and temperature

Kepler-443b has a mass of 6.04 Earth masses,[3] a radius of 2.33 Earth radii[2] and a temperature of 247 kelvin.[2]

Host star

Kepler-443b orbits a K-type star called Kepler-443, 2541 light-years away.[2]

Orbit

Kepler-443b takes 177.6693 days to orbit its star, with an inclination of 89.94°, a semimajor axis of 0.495 AU and an eccentricity of at least 0.11.[2]

Habitability

Kepler-443b may be habitable, but the planet has only a 4.9 percent chance of being rocky.[1] The planet is much more likely to be a water world or a Mini-Neptune.

References

На других языках

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- [en] Kepler-443b

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[es] Kepler-443b

Kepler-443b es un exoplaneta situado a unos 2540,8 años luz de la Tierra.[1] Fue descubierto en 2015 por el Telescopio Espacial Kepler, tras registrar varios tránsitos frente a su estrella.[2] Por sus características, Kepler-443b probablemente es un «mesoplaneta» de tipo minineptuno.[3][1]

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