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LDA872: red dwarf star with 9 planets

 
LDA872.1
  LDA872.2   LDA872.3   LDA872.4  
LDA872.5
 
LDA872.6
 
LDA872.7
 
LDA872.8
  LDA872.9  

Solar system 'LDA872' comprises the star 'LDA872' and the retinue of celestial objects gravitationally bound to it: 9 planets and their 637 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LDA872', a red dwarf class star that contains about 99.25% of the system's known mass and dominates it gravitationally. LDA872 is located more than 4791 lightyears from the center of the galaxy.

LDA872.3, the third planet in this system, may feature life forms. Its average temperature is 309K (36C) and it's atmosphere contains 41% of oxygen. One year on LDA872.3 lasts 403 days, one day lasts 12 hours. It's diameter is 18122 km, 1.4 times the diameter of the Earth.

This solar system comprises 9 planets

LDA872.1 is a medium terrestrial planet (5090 km radius) which orbits its star in 12 Earth days, one day on LDA872.1 lasts 18 Earth hours. Its average temperature is 1282 K (1009 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
LDA872.2 is a small terrestrial planet (4087 km radius) which orbits its star in 153 Earth days, one day on LDA872.2 lasts 23 Earth hours. Its average temperature is 752 K (479 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
LDA872.3 is a very large terrestrial planet (9061 km radius) which orbits its star in 403 Earth days, one day on LDA872.3 lasts 12 Earth hours. Its average temperature is 309 K (36 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 23 moons.
LDA872.4 is a small terrestrial planet (3500 km radius) which orbits its star in 742 Earth days, one day on LDA872.4 lasts 29 Earth hours. Its average temperature is 183 K (-90 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
LDA872.5 is a large gas giant (50244 km radius) which orbits its star in 63452 Earth days, one day on LDA872.5 lasts 9 Earth hours. Its average temperature is 1315 K (1042 C), its atmosphere mainly consists of hydrogen, helium and it has 95 moons.
LDA872.6 is a large gas giant (67111 km radius) which orbits its star in 116570 Earth days, one day on LDA872.6 lasts 9 Earth hours. Its average temperature is 1012 K (739 C), its atmosphere mainly consists of hydrogen, helium and it has 178 moons.
LDA872.7 is a medium gas giant (31475 km radius) which orbits its star in 214153 Earth days, one day on LDA872.7 lasts 9 Earth hours. Its average temperature is 1507 K (1234 C), its atmosphere mainly consists of hydrogen, helium and it has 152 moons.
LDA872.8 is a medium gas giant (32529 km radius) which orbits its star in 393424 Earth days, one day on LDA872.8 lasts 9 Earth hours. Its average temperature is 1033 K (760 C), its atmosphere mainly consists of hydrogen and it has 125 moons.
LDA872.9 is a large terrestrial planet (8262 km radius) which orbits its star in 517169 Earth days, one day on LDA872.9 lasts 12 Earth hours. Its average temperature is 1709 K (1436 C), its atmosphere mainly consists of and it has 61 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LDA872.1LDA872.2LDA872.3LDA872.4LDA872.5
distance from star:7*106 km38*106 km74*106 km111*106 km2162*106 km
radius:5090 km4087 km9061 km3500 km50244 km
mass:1054*1021 kg546*1021 kg5951*1021 kg343*1021 kg1014711*1021 kg
surface gravity: 2.71 m/s2
0.27 Earths
2.18 m/s2
0.22 Earths
4.83 m/s2
0.49 Earths
1.86 m/s2
0.19 Earths
26.8 m/s2
2.74 Earths
escape velocity:5.257 km/s4.222 km/s9.363 km/s3.616 km/s51.92 km/s
year: 16 LDA872.1 days
12 Earth days
159 LDA872.2 days
153 Earth days
806 LDA872.3 days
403 Earth days
614 LDA872.4 days
742 Earth days
169205 LDA872.5 days
63452 Earth days
day:18 hrs23 hrs12 hrs29 hrs9 hrs
axial tilt:19°24°171°287°
temperature:1282 K
1009 C
752 K
479 C
309 K
36 C
183 K
-90 C
1315 K
1042 C
atmosphere:1% He
50% N2
48% O2
1% CO2
0% other
74% N2
25% O2
1% CO2
0% other
22% H2
3% He
33% N2
41% O2
1% CO2
0% other
2% H2
1% He
64% N2
32% O2
1% CO2
0% other
79% H2
21% He
0% other
moons:0123295
rings:20002

planet:LDA872.6LDA872.7LDA872.8LDA872.9
distance from star:3243*106 km4864*106 km7296*106 km8756*106 km
radius:67111 km31475 km32529 km8262 km
mass:2418082*1021 kg249452*1021 kg275360*1021 kg4511*1021 kg
surface gravity: 35.8 m/s2
3.66 Earths
16.8 m/s2
1.71 Earths
17.3 m/s2
1.76 Earths
4.41 m/s2
0.45 Earths
escape velocity:69.35 km/s32.52 km/s33.61 km/s8.537 km/s
year: 310853 LDA872.6 days
116570 Earth days
571074 LDA872.7 days
214153 Earth days
1049130 LDA872.8 days
393424 Earth days
1034338 LDA872.9 days
517169 Earth days
day:9 hrs9 hrs9 hrs12 hrs
axial tilt:
temperature:1012 K
739 C
1507 K
1234 C
1033 K
760 C
1709 K
1436 C
atmosphere:85% H2
15% He
0% other
89% H2
11% He
0% other
100% H2
0% other
100% other
moons:17815212561
rings:222200

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