stars
exoplanets
news
Exoplanet HD 210277 b
Exoplanet HD 210277 b orbits star HD 210277 that lies 70 light years away from the Sun.
It weighs about 410.1 Earth masses and orbits its star further than Earth orbits Sun.
Sun distance
70 light years
70 light years
Loading may take a moment.
HD 210277 b
Exoplanet, gas giant
Star: HD 210277
Distance from the star: 1.138 AU
Orbit around star: 442.19 days
+
Orbital period
Orbital period of exoplanet HD 210277 b around its star is 442.19 days (or 1.2 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
Basic characteristic
Mass: 410.1 M Earth
| 1.2904 M Jupiter
Exoplanet mass
Exoplanet HD 210277 b has 410.1 Earth masses (or 1.2904 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: 1998 (radial velocity)
Other designations of this exoplanet
BD−08°5818 b, GJ 848.4 b, Gliese 848.4 b, GJ 9769 b, Gliese 9769 b, HD 210277 b, HIC 109378 b, HIP 109378 b, SAO 145906 b, PPM 206033 b, LTT 8887 b, NLTT 53073 b, GCRV 13920 b, 2MASS J22092985-0732548 b, TIC 50227884 b, TYC 5803-1956-1 b, WISEA J220929.93-073259.9 b
BD−08°5818 b, GJ 848.4 b, Gliese 848.4 b, GJ 9769 b, Gliese 9769 b, HD 210277 b, HIC 109378 b, HIP 109378 b, SAO 145906 b, PPM 206033 b, LTT 8887 b, NLTT 53073 b, GCRV 13920 b, 2MASS J22092985-0732548 b, TIC 50227884 b, TYC 5803-1956-1 b, WISEA J220929.93-073259.9 b
Advertisement
HD 210277 system structure
Exoplanet HD 210277 b orbits star HD 210277, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
|
|
HD 210277 | ||||||||
| HD 210277 b | 1.14 AU (HZ) | 410.1 M⊕ | 442.2 days | ||||||
Comparison
When comparing to the Solar system planets, HD 210277 b has 1.29 times the mass of Jupiter and it orbits its star between distances of Earth and Mars from the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 7456.36 | 503.19 | 410.1 | 3728.18 | 1.29 | 4.31 | 28.09 | 23.84 |
|
Distance | 2.92 | 1.57 | 1.14 | 0.75 | 0.22 | 0.12 | 0.06 | 0.04 |
Habitability
Habitable zone of the star: 1 - 1.5 AU
The planet is orbiting inside the habitable zone of its star.
The planet is a gas giant and has no surface, however life could still be possible in its atmosphere or on the potential moons orbiting the planet.