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LKJ684: yellow dwarf star with 10 planets

  LKJ684.1   LKJ684.2   LKJ684.3  
LKJ684.4
 
LKJ684.5
 
LKJ684.6
  LKJ684.7  
LKJ684.8
  LKJ684.9  
LKJ684.10
 

Solar system 'LKJ684' comprises the star 'LKJ684' and the retinue of celestial objects gravitationally bound to it: 10 planets and their 640 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LKJ684', a yellow dwarf class star that contains about 99.82% of the system's known mass and dominates it gravitationally. LKJ684 is located more than 1922 lightyears from the center of the galaxy.

This solar system comprises 10 planets

LKJ684.1 is a medium terrestrial planet (6756 km radius) which orbits its star in 125 Earth days, one day on LKJ684.1 lasts 15 Earth hours. Its average temperature is 1347 K (1074 C), its atmosphere mainly consists of nitrogen and it has 2 moons.
LKJ684.2 is a medium terrestrial planet (6854 km radius) which orbits its star in 247 Earth days, one day on LKJ684.2 lasts 15 Earth hours. Its average temperature is 1090 K (817 C), its atmosphere mainly consists of nitrogen, oxygen and it has 8 moons.
LKJ684.3 is a large terrestrial planet (7459 km radius) which orbits its star in 514 Earth days, one day on LKJ684.3 lasts 14 Earth hours. Its average temperature is 1232 K (959 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
LKJ684.4 is a very large terrestrial planet (11988 km radius) which orbits its star in 1477 Earth days, one day on LKJ684.4 lasts 11 Earth hours. Its average temperature is 402 K (129 C), its atmosphere mainly consists of nitrogen and it has 24 moons.
LKJ684.5 is a large gas giant (42113 km radius) which orbits its star in 45675 Earth days, one day on LKJ684.5 lasts 10 Earth hours. Its average temperature is 1884 K (1611 C), its atmosphere mainly consists of hydrogen and it has 157 moons.
LKJ684.6 is a large gas giant (74465 km radius) which orbits its star in 169624 Earth days, one day on LKJ684.6 lasts 10 Earth hours. Its average temperature is 1200 K (927 C), its atmosphere mainly consists of hydrogen, helium and it has 63 moons.
LKJ684.7 is a large gas giant (41773 km radius) which orbits its star in 311619 Earth days, one day on LKJ684.7 lasts 10 Earth hours. Its average temperature is 1069 K (796 C), its atmosphere mainly consists of hydrogen, helium and it has 162 moons.
LKJ684.8 is a very large terrestrial planet (9981 km radius) which orbits its star in 572481 Earth days, one day on LKJ684.8 lasts 12 Earth hours. Its average temperature is 1356 K (1083 C), its atmosphere mainly consists of hydrogen, helium and it has 42 moons.
LKJ684.9 is a large gas giant (43796 km radius) which orbits its star in 1051715 Earth days, one day on LKJ684.9 lasts 10 Earth hours. Its average temperature is 1765 K (1492 C), its atmosphere mainly consists of hydrogen and it has 139 moons.
LKJ684.10 is a medium terrestrial planet (6412 km radius) which orbits its star in 1382515 Earth days, one day on LKJ684.10 lasts 16 Earth hours. Its average temperature is 1890 K (1617 C), its atmosphere mainly consists of and it has 42 moons.
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Planetary Statistics

planet:LKJ684.1LKJ684.2LKJ684.3LKJ684.4LKJ684.5
distance from star:34*106 km53*106 km87*106 km176*106 km1736*106 km
radius:6756 km6854 km7459 km11988 km42113 km
mass:2466*1021 kg2575*1021 kg3319*1021 kg13782*1021 kg597500*1021 kg
surface gravity: 3.60 m/s2
0.36 Earths
3.65 m/s2
0.37 Earths
3.98 m/s2
0.40 Earths
6.40 m/s2
0.65 Earths
22.4 m/s2
2.29 Earths
escape velocity:6.980 km/s7.081 km/s7.706 km/s12.38 km/s43.51 km/s
year: 200 LKJ684.1 days
125 Earth days
395 LKJ684.2 days
247 Earth days
881 LKJ684.3 days
514 Earth days
3222 LKJ684.4 days
1477 Earth days
109620 LKJ684.5 days
45675 Earth days
day:15 hrs15 hrs14 hrs11 hrs10 hrs
axial tilt:14°
temperature:1347 K
1074 C
1090 K
817 C
1232 K
959 C
402 K
129 C
1884 K
1611 C
atmosphere:91% N2
6% O2
3% CO2
0% other
1% He
74% N2
23% O2
2% CO2
0% other
3% H2
1% He
70% N2
22% O2
4% CO2
0% other
86% N2
10% O2
4% CO2
0% other
99% H2
1% He
0% other
moons:28124157
rings:000220

planet:LKJ684.6LKJ684.7LKJ684.8LKJ684.9LKJ684.10
distance from star:4164*106 km6246*106 km9369*106 km14054*106 km16865*106 km
radius:74465 km41773 km9981 km43796 km6412 km
mass:3303288*1021 kg583145*1021 kg7954*1021 kg672037*1021 kg2108*1021 kg
surface gravity: 39.7 m/s2
4.05 Earths
22.3 m/s2
2.28 Earths
5.32 m/s2
0.54 Earths
23.3 m/s2
2.38 Earths
3.42 m/s2
0.34 Earths
escape velocity:76.95 km/s43.16 km/s10.31 km/s45.25 km/s6.624 km/s
year: 407097 LKJ684.6 days
169624 Earth days
747885 LKJ684.7 days
311619 Earth days
1144962 LKJ684.8 days
572481 Earth days
2524116 LKJ684.9 days
1051715 Earth days
2073772 LKJ684.10 days
1382515 Earth days
day:10 hrs10 hrs12 hrs10 hrs16 hrs
axial tilt:12°
temperature:1200 K
927 C
1069 K
796 C
1356 K
1083 C
1765 K
1492 C
1890 K
1617 C
atmosphere:80% H2
20% He
0% other
79% H2
21% He
0% other
76% H2
24% He
0% other
99% H2
1% He
0% other
100% other
moons:631624213942
rings:21022012

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