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LAK291: red dwarf star with 3 planets

  LAK291.1  
LAK291.2
 
LAK291.3
 

Solar system 'LAK291' comprises the star 'LAK291' and the retinue of celestial objects gravitationally bound to it: 3 planets and their 227 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LAK291', a red dwarf class star that contains about 99.94% of the system's known mass and dominates it gravitationally. LAK291 is located more than 4962 lightyears from the center of the galaxy.

LAK291.1, the first planet in this system, may feature life forms. Its average temperature is 349K (76C) and it's atmosphere contains 22% of oxygen. One year on LAK291.1 lasts 140 days, one day lasts 13 hours. It's diameter is 9944 km, 0.7 times the diameter of the Earth.

This solar system comprises 3 planets

LAK291.1 is a small terrestrial planet (4972 km radius) which orbits its star in 140 Earth days, one day on LAK291.1 lasts 13 Earth hours. Its average temperature is 349 K (76 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
LAK291.2 is a medium gas giant (29501 km radius) which orbits its star in 1431 Earth days, one day on LAK291.2 lasts 3 Earth hours. Its average temperature is 1027 K (754 C), its atmosphere mainly consists of hydrogen and it has 111 moons.
LAK291.3 is a massive terrestrial planet (16791 km radius) which orbits its star in 7420 Earth days, one day on LAK291.3 lasts 3 Earth hours. Its average temperature is 1318 K (1045 C), its atmosphere mainly consists of hydrogen and it has 114 moons.
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Planetary Orbits

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Planetary Statistics

planet:LAK291.1LAK291.2LAK291.3
distance from star:36*106 km172*106 km517*106 km
radius:4972 km29501 km16791 km
mass:983*1021 kg205399*1021 kg37872*1021 kg
surface gravity: 2.65 m/s2
0.27 Earths
15.7 m/s2
1.60 Earths
8.96 m/s2
0.91 Earths
escape velocity:5.137 km/s30.48 km/s17.35 km/s
year: 258 LAK291.1 days
140 Earth days
11448 LAK291.2 days
1431 Earth days
59360 LAK291.3 days
7420 Earth days
day:13 hrs3 hrs3 hrs
axial tilt:
temperature:349 K
76 C
1027 K
754 C
1318 K
1045 C
atmosphere:76% N2
22% O2
2% CO2
0% other
91% H2
9% He
0% other
97% H2
3% He
0% other
moons:2111114
rings:055

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