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LBJ569: red dwarf star with 4 planets

  LBJ569.1  
LBJ569.2
 
LBJ569.3
 
LBJ569.4
 

Solar system 'LBJ569' comprises the star 'LBJ569' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 220 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LBJ569', a red dwarf class star that contains about 99.81% of the system's known mass and dominates it gravitationally. LBJ569 is located more than 4205 lightyears from the center of the galaxy.

LBJ569.1, the first planet in this system, may feature life forms. Its average temperature is 260K (-13C) and it's atmosphere contains 45% of oxygen. One year on LBJ569.1 lasts 322 days, one day lasts 8 hours. It's diameter is 14442 km, 1.1 times the diameter of the Earth.

This solar system comprises 4 planets

LBJ569.1 is a large terrestrial planet (7221 km radius) which orbits its star in 322 Earth days, one day on LBJ569.1 lasts 8 Earth hours. Its average temperature is 260 K (-13 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 13 moons.
LBJ569.2 is a large gas giant (60467 km radius) which orbits its star in 2142 Earth days, one day on LBJ569.2 lasts 4 Earth hours. Its average temperature is 1811 K (1538 C), its atmosphere mainly consists of hydrogen, helium and it has 92 moons.
LBJ569.3 is a massive terrestrial planet (16796 km radius) which orbits its star in 20129 Earth days, one day on LBJ569.3 lasts 4 Earth hours. Its average temperature is 1525 K (1252 C), its atmosphere mainly consists of hydrogen, helium and it has 114 moons.
LBJ569.4 is a small terrestrial planetoid (1278 km radius) which orbits its star in 26460 Earth days, one day on LBJ569.4 lasts 163 Earth hours. Its average temperature is 1834 K (1561 C), its atmosphere mainly consists of and it has 1 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LBJ569.1LBJ569.2LBJ569.3LBJ569.4
distance from star:63*106 km225*106 km1005*106 km1206*106 km
radius:7221 km60467 km16796 km1278 km
mass:3012*1021 kg1768663*1021 kg37905*1021 kg16*1021 kg
surface gravity: 3.85 m/s2
0.39 Earths
32.2 m/s2
3.29 Earths
8.96 m/s2
0.91 Earths
0.65 m/s2
0.06 Earths
escape velocity:7.461 km/s62.48 km/s17.35 km/s1.292 km/s
year: 966 LBJ569.1 days
322 Earth days
12852 LBJ569.2 days
2142 Earth days
120774 LBJ569.3 days
20129 Earth days
3895 LBJ569.4 days
26460 Earth days
day:8 hrs4 hrs4 hrs163 hrs
axial tilt:24°12°
temperature:260 K
-13 C
1811 K
1538 C
1525 K
1252 C
1834 K
1561 C
atmosphere:14% H2
3% He
38% N2
45% O2
0% other
86% H2
14% He
0% other
81% H2
19% He
0% other
100% other
moons:13921141
rings:016212

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