stars
exoplanets
news
Exoplanet HD 64121 b
Exoplanet HD 64121 b orbits star HD 64121 that lies 424 light years away from the Sun.
It weighs about 813.842 Earth masses and orbits its star further than Earth orbits Sun.
Sun distance
424 light years
424 light years
Loading may take a moment.
HD 64121 b
Exoplanet, gas giant
Star: HD 64121
Distance from the star: 1.51 AU
Orbit around star: 623.0 days
+
Orbital period
Orbital period of exoplanet HD 64121 b around its star is 623.0 days (or 1.7 years).
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: 0.11Basic characteristic
Mass: 813.842 M Earth
| 2.5609 M Jupiter
Exoplanet mass
Exoplanet HD 64121 b has 813.842 Earth masses (or 2.5609 Jupiter 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
Year of discovery: 2022 (radial velocity)Advertisement
HD 64121 system structure
Exoplanet HD 64121 b orbits star HD 64121, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
|
|
HD 64121 | ||||||||
| HD 64121 b | 1.51 AU | 813.8 M⊕ | 623 days | ||||||
Comparison
When comparing to the Solar system planets, HD 64121 b has 2.56 times the mass of Jupiter and it orbits its star a little closer than Mars.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 14797.13 | 998.58 | 813.84 | 7398.56 | 2.56 | 8.55 | 55.74 | 47.32 |
|
Distance | 3.87 | 2.09 | 1.51 | 0.99 | 0.29 | 0.16 | 0.08 | 0.05 |