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Exoplanet TOI 1442 b
Exoplanet TOI 1442 b orbits star TOI 1442 that lies 134 light years away from the Sun.
It weighs about 1.59 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
134 light years
134 light years
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TOI 1442 b
Exoplanet, rocky planet, ultra-short period
Star: TOI 1442
Distance from the star: 0.0071 AU
Orbit around star: 0.41 days
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Orbital period
Orbital period of exoplanet TOI 1442 b around its star is 0.41 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
Mass: 1.59 M Earth
Exoplanet mass
Exoplanet TOI 1442 b has 1.59 Earth masses.
The mass of an exoplanet is one of the most important characteristics for understanding what kind of world it is — whether it’s small and rocky like Earth or large and gaseous like Jupiter. Mass provides key information about the planet’s composition, gravity, and formation history...
More about Exoplanet mass in StellarGuide
Size: 1.17 R Earth | 0.1 R Jupiter
Density: 5473 kg/m3 | 99.27 % Earth
Temperature: 1072 K | 798.85 °C
Year of discovery: 2022 (transit)Advertisement
TOI 1442 system structure
Exoplanet TOI 1442 b orbits star TOI 1442, which has lower mass than Sun. It is the only known exoplanet orbiting this star
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TOI 1442 | ||||||||
| TOI 1442 b | 0.01 AU | 1.6 M⊕ | 1.2 R⊕ | 0.4 days | |||||
Comparison
When comparing to the Solar system planets, TOI 1442 b has 1.59 times the mass of Earth and it orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 28.91 | 1.95 | 1.59 | 14.45 | 0.01 | 0.02 | 0.11 | 0.09 |
|
Size | 3.06 | 1.23 | 1.17 | 2.21 | 0.1 | 0.13 | 0.29 | 0.31 |
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Density | 1.01 | 1.04 | 0.99 | 1.34 | 4.4 | 7.86 | 4.35 | 3.17 |
|
Distance | 0.02 | 0.01 | 0.01 | 0 | 0 | 0 | 0 | 0 |
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Temperature | 2.44 | 1.45 | 3.72 | 5.15 | 6.58 | 8.06 | 13.74 | 14.89 |
Habitability
Habitable zone of the star: 0.03 - 0.04 AU
The planet is too hot to sustain liquid water.
The planet has mass comparable to Earth.