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Exoplanet TOI 1209 b
Exoplanet TOI 1209 b orbits star TOI 1209 that lies 566 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
566 light years
566 light years
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TOI 1209 b
Exoplanet, sub-neptune
Star: TOI 1209
Orbit around star: 40.71993 days
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Orbital period
Orbital period of exoplanet TOI 1209 b around its star is 40.71993 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: 0.551Basic characteristic
Size: 2.63 R Earth | 0.2 R Jupiter
Year of discovery: 2019 (transit)
Other designations of this exoplanet
HD 268805 b
HD 268805 b
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TOI 1209 system structure
Exoplanet TOI 1209 b orbits star TOI 1209, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
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TOI 1209 | ||||||||
| TOI 1209 b | n/a | 2.6 R⊕ | 40.7 days | ||||||
Comparison
When comparing to the Solar system planets,
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Size | 6.87 | 2.77 | 2.63 | 4.96 | 0.23 | 0.29 | 0.66 | 0.69 |