stars
exoplanets
news
Exoplanet TOI 4443 b
Exoplanet TOI 4443 b orbits star TOI 4443 that lies 183 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
183 light years
183 light years
Loading may take a moment.
TOI 4443 b
Exoplanet, sub-neptune
Star: TOI 4443
Distance from the star: 0.03 AU
Orbit around star: 1.849856 days
+
Orbital period
Orbital period of exoplanet TOI 4443 b around its star is 1.849856 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: 1.704 R Earth | 0.2 R Jupiter
Temperature: 1639 K | 1365.85 °C
Year of discovery: 2023 (transit)Advertisement
TOI 4443 system structure
Exoplanet TOI 4443 b orbits star TOI 4443, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
|
|
TOI 4443 | ||||||||
| TOI 4443 b | 0.03 AU | 1.7 R⊕ | 1.8 days | ||||||
Comparison
When comparing to the Solar system planets, TOI 4443 b orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Size | 4.45 | 1.79 | 1.7 | 3.22 | 0.15 | 0.19 | 0.43 | 0.45 |
|
Distance | 0.08 | 0.04 | 0.03 | 0.02 | 0.01 | 0 | 0 | 0 |
|
Temperature | 3.73 | 2.22 | 5.69 | 7.88 | 10.06 | 12.32 | 21.01 | 22.76 |
Habitability
Habitable zone of the star: 0.94 - 1.4 AU
The planet orbits too close to its star and is exposed to extreme temperatures and radiation prohibiting life as we know it.