stars
exoplanets
news
Exoplanet TOI 2443 b
Exoplanet TOI 2443 b orbits star TOI 2443 that lies 78 light years away from the Sun.
It weighs about 4.8 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
78 light years
78 light years
Loading may take a moment.
TOI 2443 b
Exoplanet, sub-neptune
Star: TOI 2443
Orbit around star: 15.66949 days
+
Orbital period
Orbital period of exoplanet TOI 2443 b around its star is 15.66949 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
Eccentricity: 0.302Basic characteristic
Mass: 4.8 M Earth
Exoplanet mass
Exoplanet TOI 2443 b has 4.8 Earth masses, or 0.33 times the mass of Uranus.
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: 2.36 R Earth | 0.2 R Jupiter
Density: 2013 kg/m3 | 36.51 % Earth
Temperature: 519 K | 245.85 °C
Year of discovery: 2019 (transit)
Other designations of this exoplanet
BD+00 444 b, GJ 105.5 b, Gliese 105.5 b
BD+00 444 b, GJ 105.5 b, Gliese 105.5 b
Advertisement
TOI 2443 system structure
Exoplanet TOI 2443 b orbits star TOI 2443, which has lower mass than Sun. It is one of 2 known exoplanets orbiting this star.
|
|
TOI 2443 | ||||||||
| TOI 2443 b | n/a | 4.8 M⊕ | 2.4 R⊕ | 15.7 days | |||||
| TOI 2443 c | 0.35 AU | 9.3 M⊕ | 96.6 days | ||||||
Comparison
When comparing to the Solar system planets, TOI 2443 b has 33 % of mass of Uranus
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 87.27 | 5.89 | 4.8 | 43.64 | 0.02 | 0.05 | 0.33 | 0.28 |
|
Size | 6.16 | 2.48 | 2.36 | 4.45 | 0.21 | 0.26 | 0.59 | 0.62 |
|
Density | 0.37 | 0.38 | 0.37 | 0.49 | 1.62 | 2.89 | 1.6 | 1.16 |
|
Temperature | 1.18 | 0.7 | 1.8 | 2.5 | 3.18 | 3.9 | 6.65 | 7.21 |