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LHG852: red giant star with 2 planets


Solar system 'LHG852' is a dual star system that comprises the stars 'LHG852.A' and 'LHG852.B' and the retinue of celestial objects gravitationally bound to them: 2 planets and their 151 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'LHG852.A' and 'LHG852.B' that dominate it gravitationally. 'LHG852.A' is a red giant class star that contains about 83% of the system's known mass, 'LHG852.B' is a yellow dwarf class star that contains about 16% of the system's known mass.

System 'LHG852' is located more than 2073 lightyears from the center of the galaxy.

This solar system comprises 2 planets

LHG852.1 is a very large terrestrial planet (10436 km radius) which orbits its star in 79 Earth days, one day on LHG852.1 lasts 4 Earth hours. Its average temperature is 1115 K (842 C), its atmosphere mainly consists of nitrogen, oxygen and it has 4 moons.
LHG852.2 is a medium gas giant (35349 km radius) which orbits its star in 2782 Earth days, one day on LHG852.2 lasts 2 Earth hours. Its average temperature is 1168 K (895 C), its atmosphere mainly consists of hydrogen, helium and it has 147 moons.
More planetary details...


Planetary Orbits


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Planetary Statistics

distance from star:25*106 km268*106 km
radius:10436 km35349 km
mass:9092*1021 kg353363*1021 kg
surface gravity: 5.57 m/s2
0.56 Earths
18.8 m/s2
1.92 Earths
escape velocity:10.78 km/s36.52 km/s
year: 474 LHG852.1 days
79 Earth days
33384 LHG852.2 days
2782 Earth days
day:4 hrs2 hrs
axial tilt:10°15°
temperature:1115 K
842 C
1168 K
895 C
atmosphere:2% H2
2% He
64% N2
32% O2
0% other
84% H2
16% He
0% other

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