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Exoplanet K2-198 b
Exoplanet K2-198 b orbits star K2-198 that lies 364 light years away from the Sun.
It has about 250px of Earth radius and orbits its star much closer than Earth orbits Sun.
Sun distance
364 light years
364 light years
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K2-198 b
Exoplanet
Star: K2-198
Distance from the star: 0.09083 AU
Orbit around star: 17.04286 days
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Orbital period
Orbital period of exoplanet K2-198 b around its star is 17.04286 days.
The orbital period of an exoplanet is the time it takes to complete one full orbit around its star, usually measured in days. Most of the exoplanets discovered so far have orbital periods of less than one year...
More about Orbital period in StellarGuide
Basic characteristic
Size: 4.189 R Earth | 0.4 R Jupiter
Temperature: 716 K | 442.85 °C
Year of discovery: 2018 (transit)
Other designations of this exoplanet
EPIC 212768333 b, 2MASS J13152252-0627535 b, TYC 4964-1269-1 b, WISE J131522.49-062753.9 b
EPIC 212768333 b, 2MASS J13152252-0627535 b, TYC 4964-1269-1 b, WISE J131522.49-062753.9 b
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Comparison
When comparing to the Solar system planets, K2-198 b orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Size | 10.94 | 4.41 | 4.19 | 7.9 | 0.37 | 0.46 | 1.05 | 1.1 |
|
Distance | 0.23 | 0.13 | 0.09 | 0.06 | 0.02 | 0.01 | 0 | 0 |
|
Temperature | 1.63 | 0.97 | 2.49 | 3.44 | 4.39 | 5.38 | 9.18 | 9.94 |
Habitability
Habitable zone of the star: 0.59 - 0.85 AU
The planet is too hot to sustain liquid water.