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LHB309: red dwarf star with 8 planets

 
LHB309.1
  LHB309.2  
LHB309.3
 
LHB309.4
 
LHB309.5
  LHB309.6  
LHB309.7
  LHB309.8  

Solar system 'LHB309' comprises the star 'LHB309' and the retinue of celestial objects gravitationally bound to it: 8 planets and their 569 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LHB309', a red dwarf class star that contains about 99.8% of the system's known mass and dominates it gravitationally. LHB309 is located more than 2073 lightyears from the center of the galaxy.

This solar system comprises 8 planets

LHB309.1 is a medium terrestrial planet (5034 km radius) which orbits its star in 58 Earth days, one day on LHB309.1 lasts 17 Earth hours. Its average temperature is 1411 K (1138 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
LHB309.2 is a very large terrestrial planet (9742 km radius) which orbits its star in 108 Earth days, one day on LHB309.2 lasts 10 Earth hours. Its average temperature is 1254 K (981 C), its atmosphere mainly consists of nitrogen, oxygen and it has 17 moons.
LHB309.3 is a large gas giant (46861 km radius) which orbits its star in 5531 Earth days, one day on LHB309.3 lasts 8 Earth hours. Its average temperature is 1411 K (1138 C), its atmosphere mainly consists of hydrogen, helium and it has 88 moons.
LHB309.4 is a medium terrestrial planet (6164 km radius) which orbits its star in 10161 Earth days, one day on LHB309.4 lasts 14 Earth hours. Its average temperature is 1173 K (900 C), its atmosphere mainly consists of hydrogen, helium and it has 113 moons.
LHB309.5 is a medium gas giant (29449 km radius) which orbits its star in 55414 Earth days, one day on LHB309.5 lasts 8 Earth hours. Its average temperature is 1325 K (1052 C), its atmosphere mainly consists of hydrogen, helium and it has 108 moons.
LHB309.6 is a massive terrestrial planet (16105 km radius) which orbits its star in 101803 Earth days, one day on LHB309.6 lasts 8 Earth hours. Its average temperature is 1113 K (840 C), its atmosphere mainly consists of hydrogen, helium and it has 76 moons.
LHB309.7 is a large gas giant (51919 km radius) which orbits its star in 187025 Earth days, one day on LHB309.7 lasts 8 Earth hours. Its average temperature is 1187 K (914 C), its atmosphere mainly consists of hydrogen, helium and it has 116 moons.
LHB309.8 is a medium terrestrial planet (5708 km radius) which orbits its star in 245851 Earth days, one day on LHB309.8 lasts 15 Earth hours. Its average temperature is 1754 K (1481 C), its atmosphere mainly consists of and it has 51 moons.
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Planetary Statistics

planet:LHB309.1LHB309.2LHB309.3LHB309.4LHB309.5
distance from star:20*106 km30*106 km425*106 km637*106 km1975*106 km
radius:5034 km9742 km46861 km6164 km29449 km
mass:1020*1021 kg7396*1021 kg823236*1021 kg1873*1021 kg204315*1021 kg
surface gravity: 2.68 m/s2
0.27 Earths
5.20 m/s2
0.53 Earths
25.0 m/s2
2.55 Earths
3.29 m/s2
0.33 Earths
15.7 m/s2
1.60 Earths
escape velocity:5.200 km/s10.06 km/s48.42 km/s6.368 km/s30.43 km/s
year: 81 LHB309.1 days
58 Earth days
259 LHB309.2 days
108 Earth days
16593 LHB309.3 days
5531 Earth days
17418 LHB309.4 days
10161 Earth days
166242 LHB309.5 days
55414 Earth days
day:17 hrs10 hrs8 hrs14 hrs8 hrs
axial tilt:13°
temperature:1411 K
1138 C
1254 K
981 C
1411 K
1138 C
1173 K
900 C
1325 K
1052 C
atmosphere:83% N2
14% O2
3% CO2
0% other
84% N2
14% O2
2% CO2
0% other
81% H2
19% He
0% other
88% H2
12% He
0% other
84% H2
16% He
0% other
moons:01788113108
rings:50171523

planet:LHB309.6LHB309.7LHB309.8
distance from star:2963*106 km4444*106 km5333*106 km
radius:16105 km51919 km5708 km
mass:33417*1021 kg1119615*1021 kg1487*1021 kg
surface gravity: 8.59 m/s2
0.87 Earths
27.7 m/s2
2.83 Earths
3.04 m/s2
0.31 Earths
escape velocity:16.64 km/s53.65 km/s5.896 km/s
year: 305409 LHB309.6 days
101803 Earth days
561075 LHB309.7 days
187025 Earth days
393361 LHB309.8 days
245851 Earth days
day:8 hrs8 hrs15 hrs
axial tilt:
temperature:1113 K
840 C
1187 K
914 C
1754 K
1481 C
atmosphere:88% H2
12% He
0% other
86% H2
14% He
0% other
100% other
moons:7611651
rings:020

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