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LCK399: yellow dwarf star with 6 planets

  LCK399.1   LCK399.2   LCK399.3   LCK399.4   LCK399.5   LCK399.6  

Solar system 'LCK399' is a dual star system that comprises the stars 'LCK399.A' and 'LCK399.B' and the retinue of celestial objects gravitationally bound to them: 6 planets and their 241 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'LCK399.A' and 'LCK399.B' that dominate it gravitationally. 'LCK399.A' is a yellow dwarf class star that contains about 69% of the system's known mass, 'LCK399.B' is a yellow dwarf class star that contains about 30% of the system's known mass.

System 'LCK399' is located more than 4967 lightyears from the center of the galaxy.

This solar system comprises 6 planets

LCK399.1 is a small terrestrial planet (3836 km radius) which orbits its star in 30 Earth days, one day on LCK399.1 lasts 23 Earth hours. Its average temperature is 1713 K (1440 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
LCK399.2 is a very small terrestrial planet (2520 km radius) which orbits its star in 73 Earth days, one day on LCK399.2 lasts 45 Earth hours. Its average temperature is 1061 K (788 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
LCK399.3 is a very large terrestrial planet (11695 km radius) which orbits its star in 639 Earth days, one day on LCK399.3 lasts 7 Earth hours. Its average temperature is 716 K (443 C), its atmosphere mainly consists of nitrogen, oxygen and it has 17 moons.
LCK399.4 is a large gas giant (70467 km radius) which orbits its star in 107848 Earth days, one day on LCK399.4 lasts 6 Earth hours. Its average temperature is 1414 K (1141 C), its atmosphere mainly consists of hydrogen and it has 163 moons.
LCK399.5 is a small terrestrial planet (4461 km radius) which orbits its star in 141769 Earth days, one day on LCK399.5 lasts 18 Earth hours. Its average temperature is 1193 K (920 C), its atmosphere mainly consists of and it has 50 moons.
LCK399.6 is a small terrestrial planetoid (1545 km radius) which orbits its star in 186361 Earth days, one day on LCK399.6 lasts 112 Earth hours. Its average temperature is 1345 K (1072 C), its atmosphere mainly consists of and it has 11 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LCK399.1LCK399.2LCK399.3LCK399.4LCK399.5
distance from star:13*106 km23*106 km100*106 km3079*106 km3694*106 km
radius:3836 km2520 km11695 km70467 km4461 km
mass:451*1021 kg128*1021 kg12796*1021 kg2799286*1021 kg710*1021 kg
surface gravity: 2.04 m/s2
0.20 Earths
1.34 m/s2
0.13 Earths
6.24 m/s2
0.63 Earths
37.6 m/s2
3.84 Earths
2.38 m/s2
0.24 Earths
escape velocity:3.961 km/s2.603 km/s12.08 km/s72.81 km/s4.609 km/s
year: 31 LCK399.1 days
30 Earth days
38 LCK399.2 days
73 Earth days
2190 LCK399.3 days
639 Earth days
431392 LCK399.4 days
107848 Earth days
189025 LCK399.5 days
141769 Earth days
day:23 hrs45 hrs7 hrs6 hrs18 hrs
axial tilt:354°180°11°15°
temperature:1713 K
1440 C
1061 K
788 C
716 K
443 C
1414 K
1141 C
1193 K
920 C
atmosphere:9% H2
2% He
43% N2
46% O2
0% other
69% N2
30% O2
1% CO2
0% other
73% N2
27% O2
0% other
92% H2
8% He
0% other
100% other
moons:001716350
rings:00000

planet:LCK399.6
distance from star:4433*106 km
radius:1545 km
mass:29*1021 kg
surface gravity: 0.81 m/s2
0.08 Earths
escape velocity:1.582 km/s
year: 39934 LCK399.6 days
186361 Earth days
day:112 hrs
axial tilt:138°
temperature:1345 K
1072 C
atmosphere:100% other
moons:11
rings:0

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