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LKJ646: yellow dwarf star with 9 planets

  LKJ646.1  
LKJ646.2
 
LKJ646.3
 
LKJ646.4
 
LKJ646.5
 
LKJ646.6
 
LKJ646.7
 
LKJ646.8
  LKJ646.9  

Solar system 'LKJ646' is a dual star system that comprises the stars 'LKJ646.A' and 'LKJ646.B' and the retinue of celestial objects gravitationally bound to them: 9 planets and their 682 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'LKJ646.A' and 'LKJ646.B' that dominate it gravitationally. 'LKJ646.A' is a yellow dwarf class star that contains about 65% of the system's known mass, 'LKJ646.B' is a yellow dwarf class star that contains about 33% of the system's known mass.

System 'LKJ646' is located more than 2031 lightyears from the center of the galaxy.

This solar system comprises 9 planets

LKJ646.1 is a large gas giant (65097 km radius) which orbits its star in 57332 Earth days, one day on LKJ646.1 lasts 9 Earth hours. Its average temperature is 1726 K (1453 C), its atmosphere mainly consists of hydrogen, helium and it has 90 moons.
LKJ646.2 is a large gas giant (42967 km radius) which orbits its star in 105325 Earth days, one day on LKJ646.2 lasts 9 Earth hours. Its average temperature is 1519 K (1246 C), its atmosphere mainly consists of hydrogen and it has 45 moons.
LKJ646.3 is a large gas giant (65706 km radius) which orbits its star in 236949 Earth days, one day on LKJ646.3 lasts 9 Earth hours. Its average temperature is 1712 K (1439 C), its atmosphere mainly consists of hydrogen, helium and it has 56 moons.
LKJ646.4 is a medium gas giant (37847 km radius) which orbits its star in 435304 Earth days, one day on LKJ646.4 lasts 9 Earth hours. Its average temperature is 1039 K (766 C), its atmosphere mainly consists of hydrogen and it has 95 moons.
LKJ646.5 is a massive terrestrial planet (17717 km radius) which orbits its star in 799704 Earth days, one day on LKJ646.5 lasts 9 Earth hours. Its average temperature is 1583 K (1310 C), its atmosphere mainly consists of hydrogen, helium and it has 88 moons.
LKJ646.6 is a medium gas giant (25146 km radius) which orbits its star in 1469151 Earth days, one day on LKJ646.6 lasts 9 Earth hours. Its average temperature is 1553 K (1280 C), its atmosphere mainly consists of hydrogen, helium and it has 81 moons.
LKJ646.7 is a large gas giant (76189 km radius) which orbits its star in 2699004 Earth days, one day on LKJ646.7 lasts 9 Earth hours. Its average temperature is 1453 K (1180 C), its atmosphere mainly consists of hydrogen and it has 130 moons.
LKJ646.8 is a medium terrestrial planet (6915 km radius) which orbits its star in 3547933 Earth days, one day on LKJ646.8 lasts 14 Earth hours. Its average temperature is 1500 K (1227 C), its atmosphere mainly consists of and it has 59 moons.
LKJ646.9 is a very small terrestrial planet (2921 km radius) which orbits its star in 4663879 Earth days, one day on LKJ646.9 lasts 38 Earth hours. Its average temperature is 1056 K (783 C), its atmosphere mainly consists of and it has 38 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:LKJ646.1LKJ646.2LKJ646.3LKJ646.4LKJ646.5
distance from star:2020*106 km3030*106 km5203*106 km7805*106 km11708*106 km
radius:65097 km42967 km65706 km37847 km17717 km
mass:2206850*1021 kg634592*1021 kg2269368*1021 kg433694*1021 kg44489*1021 kg
surface gravity: 34.7 m/s2
3.54 Earths
22.9 m/s2
2.34 Earths
35.0 m/s2
3.57 Earths
20.2 m/s2
2.06 Earths
9.45 m/s2
0.96 Earths
escape velocity:67.27 km/s44.40 km/s67.89 km/s39.11 km/s18.30 km/s
year: 152885 LKJ646.1 days
57332 Earth days
280866 LKJ646.2 days
105325 Earth days
631864 LKJ646.3 days
236949 Earth days
1160810 LKJ646.4 days
435304 Earth days
2132544 LKJ646.5 days
799704 Earth days
day:9 hrs9 hrs9 hrs9 hrs9 hrs
axial tilt:
temperature:1726 K
1453 C
1519 K
1246 C
1712 K
1439 C
1039 K
766 C
1583 K
1310 C
atmosphere:85% H2
15% He
0% other
98% H2
2% He
0% other
77% H2
23% He
0% other
91% H2
9% He
0% other
85% H2
15% He
0% other
moons:9045569588
rings:0142295

planet:LKJ646.6LKJ646.7LKJ646.8LKJ646.9
distance from star:17563*106 km26344*106 km31613*106 km37936*106 km
radius:25146 km76189 km6915 km2921 km
mass:127202*1021 kg3538073*1021 kg2645*1021 kg199*1021 kg
surface gravity: 13.4 m/s2
1.37 Earths
40.6 m/s2
4.15 Earths
3.69 m/s2
0.37 Earths
1.55 m/s2
0.15 Earths
escape velocity:25.98 km/s78.73 km/s7.145 km/s3.015 km/s
year: 3917736 LKJ646.6 days
1469151 Earth days
7197344 LKJ646.7 days
2699004 Earth days
6082170 LKJ646.8 days
3547933 Earth days
2945607 LKJ646.9 days
4663879 Earth days
day:9 hrs9 hrs14 hrs38 hrs
axial tilt:11°
temperature:1553 K
1280 C
1453 K
1180 C
1500 K
1227 C
1056 K
783 C
atmosphere:80% H2
20% He
0% other
100% H2
0% other
100% other100% other
moons:811305938
rings:178110

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