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LJC457: yellow dwarf star with 9 planets

 
LJC457.1
  LJC457.2   LJC457.3  
LJC457.4
 
LJC457.5
 
LJC457.6
 
LJC457.7
  LJC457.8  
LJC457.9
 

Solar system 'LJC457' is a dual star system that comprises the stars 'LJC457.A' and 'LJC457.B' and the retinue of celestial objects gravitationally bound to them: 9 planets and their 680 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'LJC457.A' and 'LJC457.B' that dominate it gravitationally. 'LJC457.A' is a yellow dwarf class star that contains about 60% of the system's known mass, 'LJC457.B' is a yellow dwarf class star that contains about 39% of the system's known mass.

System 'LJC457' is located more than 2073 lightyears from the center of the galaxy.

This solar system comprises 9 planets

LJC457.1 is a medium terrestrial planet (6922 km radius) which orbits its star in 111 Earth days, one day on LJC457.1 lasts 14 Earth hours. Its average temperature is 1667 K (1394 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 8 moons.
LJC457.2 is a medium terrestrial planet (5412 km radius) which orbits its star in 211 Earth days, one day on LJC457.2 lasts 17 Earth hours. Its average temperature is 1412 K (1139 C), its atmosphere mainly consists of nitrogen, oxygen and it has 5 moons.
LJC457.3 is a small terrestrial planet (4196 km radius) which orbits its star in 517 Earth days, one day on LJC457.3 lasts 23 Earth hours. Its average temperature is 643 K (370 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
LJC457.4 is a large gas giant (49254 km radius) which orbits its star in 1022 Earth days, one day on LJC457.4 lasts 9 Earth hours. Its average temperature is 1866 K (1593 C), its atmosphere mainly consists of hydrogen and it has 110 moons.
LJC457.5 is a massive terrestrial planet (17621 km radius) which orbits its star in 1879 Earth days, one day on LJC457.5 lasts 9 Earth hours. Its average temperature is 1739 K (1466 C), its atmosphere mainly consists of hydrogen and it has 179 moons.
LJC457.6 is a large gas giant (61428 km radius) which orbits its star in 38949 Earth days, one day on LJC457.6 lasts 9 Earth hours. Its average temperature is 1041 K (768 C), its atmosphere mainly consists of hydrogen, helium and it has 119 moons.
LJC457.7 is a huge terrestrial planet (14884 km radius) which orbits its star in 71555 Earth days, one day on LJC457.7 lasts 10 Earth hours. Its average temperature is 1424 K (1151 C), its atmosphere mainly consists of hydrogen, helium and it has 104 moons.
LJC457.8 is a massive terrestrial planet (15921 km radius) which orbits its star in 131455 Earth days, one day on LJC457.8 lasts 9 Earth hours. Its average temperature is 1895 K (1622 C), its atmosphere mainly consists of hydrogen and it has 98 moons.
LJC457.9 is a large terrestrial planet (8127 km radius) which orbits its star in 172802 Earth days, one day on LJC457.9 lasts 12 Earth hours. Its average temperature is 1290 K (1017 C), its atmosphere mainly consists of and it has 55 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:LJC457.1LJC457.2LJC457.3LJC457.4LJC457.5
distance from star:31*106 km48*106 km87*106 km137*106 km206*106 km
radius:6922 km5412 km4196 km49254 km17621 km
mass:2653*1021 kg1268*1021 kg591*1021 kg955904*1021 kg43770*1021 kg
surface gravity: 3.69 m/s2
0.37 Earths
2.88 m/s2
0.29 Earths
2.24 m/s2
0.22 Earths
26.2 m/s2
2.67 Earths
9.40 m/s2
0.96 Earths
escape velocity:7.152 km/s5.592 km/s4.336 km/s50.89 km/s18.20 km/s
year: 190 LJC457.1 days
111 Earth days
297 LJC457.2 days
211 Earth days
539 LJC457.3 days
517 Earth days
2725 LJC457.4 days
1022 Earth days
5010 LJC457.5 days
1879 Earth days
day:14 hrs17 hrs23 hrs9 hrs9 hrs
axial tilt:28°20°11°29°25°
temperature:1667 K
1394 C
1412 K
1139 C
643 K
370 C
1866 K
1593 C
1739 K
1466 C
atmosphere:15% H2
3% He
38% N2
44% O2
0% other
2% H2
2% He
65% N2
30% O2
1% CO2
0% other
79% N2
19% O2
2% CO2
0% other
100% H2
0% other
92% H2
8% He
0% other
moons:852110179
rings:400922

planet:LJC457.6LJC457.7LJC457.8LJC457.9
distance from star:1561*106 km2342*106 km3513*106 km4216*106 km
radius:61428 km14884 km15921 km8127 km
mass:1854338*1021 kg26378*1021 kg32285*1021 kg4294*1021 kg
surface gravity: 32.7 m/s2
3.34 Earths
7.94 m/s2
0.81 Earths
8.50 m/s2
0.86 Earths
4.33 m/s2
0.44 Earths
escape velocity:63.47 km/s15.38 km/s16.45 km/s8.398 km/s
year: 103864 LJC457.6 days
38949 Earth days
171732 LJC457.7 days
71555 Earth days
350546 LJC457.8 days
131455 Earth days
345604 LJC457.9 days
172802 Earth days
day:9 hrs10 hrs9 hrs12 hrs
axial tilt:86°10°
temperature:1041 K
768 C
1424 K
1151 C
1895 K
1622 C
1290 K
1017 C
atmosphere:86% H2
14% He
0% other
76% H2
24% He
0% other
91% H2
9% He
0% other
100% other
moons:1191049855
rings:101405

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