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LBK503: red giant star with 3 planets

  LBK503.1  
LBK503.2
  LBK503.3  

Solar system 'LBK503' is a dual star system that comprises the stars 'LBK503.A' and 'LBK503.B' and the retinue of celestial objects gravitationally bound to them: 3 planets and their 492 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'LBK503.A' and 'LBK503.B' that dominate it gravitationally. 'LBK503.A' is a red giant class star that contains about 68% of the system's known mass, 'LBK503.B' is a red giant class star that contains about 31% of the system's known mass.

System 'LBK503' is located more than 4875 lightyears from the center of the galaxy.

This solar system comprises 3 planets

LBK503.1 is a large gas giant (68708 km radius) which orbits its star in 88977 Earth days, one day on LBK503.1 lasts 3 Earth hours. Its average temperature is 1855 K (1582 C), its atmosphere mainly consists of hydrogen and it has 178 moons.
LBK503.2 is a large gas giant (72477 km radius) which orbits its star in 163463 Earth days, one day on LBK503.2 lasts 3 Earth hours. Its average temperature is 1304 K (1031 C), its atmosphere mainly consists of hydrogen, helium and it has 149 moons.
LBK503.3 is a large gas giant (67303 km radius) which orbits its star in 323775 Earth days, one day on LBK503.3 lasts 3 Earth hours. Its average temperature is 1944 K (1671 C), its atmosphere mainly consists of hydrogen, helium and it has 165 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LBK503.1LBK503.2LBK503.3
distance from star:2708*106 km4062*106 km6407*106 km
radius:68708 km72477 km67303 km
mass:2594847*1021 kg3045724*1021 kg2438895*1021 kg
surface gravity: 36.6 m/s2
3.74 Earths
38.6 m/s2
3.94 Earths
35.9 m/s2
3.67 Earths
escape velocity:71.00 km/s74.89 km/s69.54 km/s
year: 711816 LBK503.1 days
88977 Earth days
1307704 LBK503.2 days
163463 Earth days
2590200 LBK503.3 days
323775 Earth days
day:3 hrs3 hrs3 hrs
axial tilt:32°38°
temperature:1855 K
1582 C
1304 K
1031 C
1944 K
1671 C
atmosphere:96% H2
4% He
0% other
89% H2
11% He
0% other
87% H2
13% He
0% other
moons:178149165
rings:070

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