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Exoplanet TOI 444 b
Exoplanet TOI 444 b orbits star TOI 444 that lies 187 light years away from the Sun.
It has about 250px of Earth radius and orbits its star closer than Earth orbits Sun.
Sun distance
187 light years
187 light years
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TOI 444 b
Exoplanet, sub-neptune
Star: TOI 444
Distance from the star: 0.133 AU
Orbit around star: 17.9636 days
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Orbital period
Orbital period of exoplanet TOI 444 b around its star is 17.9636 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: 2.77 R Earth | 0.2 R Jupiter
Year of discovery: 2023 (transit)Advertisement
Comparison
When comparing to the Solar system planets, TOI 444 b orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Size | 7.23 | 2.92 | 2.77 | 5.23 | 0.25 | 0.3 | 0.69 | 0.73 |
|
Distance | 0.34 | 0.18 | 0.13 | 0.09 | 0.03 | 0.01 | 0.01 | 0 |
Habitability
Habitable zone of the star: 0.51 - 0.74 AU
The planet is too hot to sustain liquid water.