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LBD551: red dwarf star with 8 planets

  LBD551.1   LBD551.2   LBD551.3   LBD551.4  
LBD551.5
  LBD551.6  
LBD551.7
 
LBD551.8
 

Solar system 'LBD551' comprises the star 'LBD551' and the retinue of celestial objects gravitationally bound to it: 8 planets and their 542 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LBD551', a red dwarf class star that contains about 98.46% of the system's known mass and dominates it gravitationally. LBD551 is located more than 5338 lightyears from the center of the galaxy.

This solar system comprises 8 planets

LBD551.1 is a large terrestrial planet (7162 km radius) which orbits its star in 310 Earth days, one day on LBD551.1 lasts 12 Earth hours. Its average temperature is 102 K (-171 C), its atmosphere mainly consists of nitrogen, oxygen and it has 8 moons.
LBD551.2 is a very large terrestrial planet (11266 km radius) which orbits its star in 835 Earth days, one day on LBD551.2 lasts 9 Earth hours. Its average temperature is 54 K (-219 C), its atmosphere mainly consists of nitrogen, oxygen and it has 31 moons.
LBD551.3 is a large terrestrial planet (7308 km radius) which orbits its star in 1685 Earth days, one day on LBD551.3 lasts 12 Earth hours. Its average temperature is 32 K (-241 C), its atmosphere mainly consists of nitrogen, oxygen and it has 3 moons.
LBD551.4 is a very large terrestrial planet (10202 km radius) which orbits its star in 3096 Earth days, one day on LBD551.4 lasts 10 Earth hours. Its average temperature is 19 K (-254 C), its atmosphere mainly consists of nitrogen, oxygen and it has 26 moons.
LBD551.5 is a large gas giant (66921 km radius) which orbits its star in 14136 Earth days, one day on LBD551.5 lasts 8 Earth hours. Its average temperature is 1664 K (1391 C), its atmosphere mainly consists of hydrogen and it has 88 moons.
LBD551.6 is a large gas giant (53756 km radius) which orbits its star in 122691 Earth days, one day on LBD551.6 lasts 8 Earth hours. Its average temperature is 1094 K (821 C), its atmosphere mainly consists of hydrogen and it has 143 moons.
LBD551.7 is a large gas giant (54083 km radius) which orbits its star in 225399 Earth days, one day on LBD551.7 lasts 8 Earth hours. Its average temperature is 1747 K (1474 C), its atmosphere mainly consists of hydrogen and it has 151 moons.
LBD551.8 is a large gas giant (47357 km radius) which orbits its star in 414084 Earth days, one day on LBD551.8 lasts 8 Earth hours. Its average temperature is 1015 K (742 C), its atmosphere mainly consists of hydrogen, helium and it has 92 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LBD551.1LBD551.2LBD551.3LBD551.4LBD551.5
distance from star:62*106 km120*106 km192*106 km288*106 km794*106 km
radius:7162 km11266 km7308 km10202 km66921 km
mass:2938*1021 kg11439*1021 kg3122*1021 kg8494*1021 kg2397602*1021 kg
surface gravity: 3.82 m/s2
0.39 Earths
6.01 m/s2
0.61 Earths
3.90 m/s2
0.39 Earths
5.44 m/s2
0.55 Earths
35.7 m/s2
3.65 Earths
escape velocity:7.399 km/s11.64 km/s7.551 km/s10.54 km/s69.15 km/s
year: 620 LBD551.1 days
310 Earth days
2226 LBD551.2 days
835 Earth days
3370 LBD551.3 days
1685 Earth days
7430 LBD551.4 days
3096 Earth days
42408 LBD551.5 days
14136 Earth days
day:12 hrs9 hrs12 hrs10 hrs8 hrs
axial tilt:30°13°291°
temperature:102 K
-171 C
54 K
-219 C
32 K
-241 C
19 K
-254 C
1664 K
1391 C
atmosphere:73% N2
26% O2
1% CO2
0% other
3% H2
3% He
51% N2
42% O2
1% CO2
0% other
1% H2
1% He
80% N2
15% O2
3% CO2
0% other
85% N2
14% O2
1% CO2
0% other
99% H2
1% He
0% other
moons:83132688
rings:00007

planet:LBD551.6LBD551.7LBD551.8
distance from star:3355*106 km5033*106 km7550*106 km
radius:53756 km54083 km47357 km
mass:1242712*1021 kg1265529*1021 kg849654*1021 kg
surface gravity: 28.7 m/s2
2.93 Earths
28.8 m/s2
2.94 Earths
25.2 m/s2
2.57 Earths
escape velocity:55.55 km/s55.88 km/s48.93 km/s
year: 368073 LBD551.6 days
122691 Earth days
676197 LBD551.7 days
225399 Earth days
1242252 LBD551.8 days
414084 Earth days
day:8 hrs8 hrs8 hrs
axial tilt:15°41°
temperature:1094 K
821 C
1747 K
1474 C
1015 K
742 C
atmosphere:94% H2
6% He
0% other
96% H2
4% He
0% other
89% H2
11% He
0% other
moons:14315192
rings:01910

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