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LBH391: red dwarf star with 2 planets


Solar system 'LBH391' comprises the star 'LBH391' and the retinue of celestial objects gravitationally bound to it: 2 planets and their 283 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LBH391', a red dwarf class star that contains about 99.7% of the system's known mass and dominates it gravitationally. LBH391 is located more than 5048 lightyears from the center of the galaxy.

This solar system comprises 2 planets

LBH391.1 is a large gas giant (69317 km radius) which orbits its star in 24365 Earth days, one day on LBH391.1 lasts 2 Earth hours. Its average temperature is 1493 K (1220 C), its atmosphere mainly consists of hydrogen, helium and it has 171 moons.
LBH391.2 is a massive terrestrial planet (16104 km radius) which orbits its star in 44762 Earth days, one day on LBH391.2 lasts 2 Earth hours. Its average temperature is 1850 K (1577 C), its atmosphere mainly consists of hydrogen, helium and it has 112 moons.
More planetary details...


Planetary Orbits


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Planetary Statistics

distance from star:1142*106 km1713*106 km
radius:69317 km16104 km
mass:2664460*1021 kg33411*1021 kg
surface gravity: 37.0 m/s2
3.78 Earths
8.59 m/s2
0.87 Earths
escape velocity:71.63 km/s16.64 km/s
year: 292380 LBH391.1 days
24365 Earth days
537144 LBH391.2 days
44762 Earth days
day:2 hrs2 hrs
axial tilt:89°
temperature:1493 K
1220 C
1850 K
1577 C
atmosphere:78% H2
22% He
0% other
89% H2
11% He
0% other

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