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LBK481: red giant star with 2 planets

  LBK481.1  
LBK481.2
 

Solar system 'LBK481' is a dual star system that comprises the stars 'LBK481.A' and 'LBK481.B' and the retinue of celestial objects gravitationally bound to them: 2 planets and their 251 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'LBK481.A' and 'LBK481.B' that dominate it gravitationally. 'LBK481.A' is a red giant class star that contains about 66% of the system's known mass, 'LBK481.B' is a red giant class star that contains about 33% of the system's known mass.

System 'LBK481' is located more than 5048 lightyears from the center of the galaxy.

This solar system comprises 2 planets

LBK481.1 is a large gas giant (77166 km radius) which orbits its star in 91967 Earth days, one day on LBK481.1 lasts 2 Earth hours. Its average temperature is 1485 K (1212 C), its atmosphere mainly consists of hydrogen and it has 121 moons.
LBK481.2 is a medium gas giant (35087 km radius) which orbits its star in 182194 Earth days, one day on LBK481.2 lasts 2 Earth hours. Its average temperature is 1713 K (1440 C), its atmosphere mainly consists of hydrogen and it has 130 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LBK481.1LBK481.2
distance from star:2768*106 km4367*106 km
radius:77166 km35087 km
mass:3675936*1021 kg345564*1021 kg
surface gravity: 41.2 m/s2
4.21 Earths
18.7 m/s2
1.91 Earths
escape velocity:79.74 km/s36.25 km/s
year: 1103604 LBK481.1 days
91967 Earth days
2186328 LBK481.2 days
182194 Earth days
day:2 hrs2 hrs
axial tilt:65°
temperature:1485 K
1212 C
1713 K
1440 C
atmosphere:100% H2
0% other
98% H2
2% He
0% other
moons:121130
rings:017

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