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LHK291: red dwarf star with 2 planets

  LHK291.1   LHK291.2  

Solar system 'LHK291' comprises the star 'LHK291' and the retinue of celestial objects gravitationally bound to it: 2 planets and their 152 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LHK291', a red dwarf class star that contains about 99.67% of the system's known mass and dominates it gravitationally. LHK291 is located more than 2008 lightyears from the center of the galaxy.

LHK291.1, the first planet in this system, may feature life forms. Its average temperature is 341K (68C) and it's atmosphere contains 35% of oxygen. One year on LHK291.1 lasts 224 days, one day lasts 9 hours. It's diameter is 11804 km, 0.9 times the diameter of the Earth.

This solar system comprises 2 planets

LHK291.1 is a medium terrestrial planet (5902 km radius) which orbits its star in 224 Earth days, one day on LHK291.1 lasts 9 Earth hours. Its average temperature is 341 K (68 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
LHK291.2 is a large gas giant (68551 km radius) which orbits its star in 100871 Earth days, one day on LHK291.2 lasts 2 Earth hours. Its average temperature is 1018 K (745 C), its atmosphere mainly consists of hydrogen, helium and it has 150 moons.
More planetary details...


Planetary Orbits


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Planetary Statistics

distance from star:50*106 km2944*106 km
radius:5902 km68551 km
mass:1644*1021 kg2577100*1021 kg
surface gravity: 3.14 m/s2
0.32 Earths
36.6 m/s2
3.74 Earths
escape velocity:6.097 km/s70.83 km/s
year: 597 LHK291.1 days
224 Earth days
1210452 LHK291.2 days
100871 Earth days
day:9 hrs2 hrs
axial tilt:23°
temperature:341 K
68 C
1018 K
745 C
atmosphere:1% He
62% N2
35% O2
2% CO2
0% other
87% H2
13% He
0% other

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