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LCK398: yellow dwarf star with 5 planets

  LCK398.1   LCK398.2  
LCK398.3
 
LCK398.4
 
LCK398.5
 

Solar system 'LCK398' is a dual star system that comprises the stars 'LCK398.A' and 'LCK398.B' and the retinue of celestial objects gravitationally bound to them: 5 planets and their 364 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'LCK398.A' and 'LCK398.B' that dominate it gravitationally. 'LCK398.A' is a yellow dwarf class star that contains about 70% of the system's known mass, 'LCK398.B' is a yellow dwarf class star that contains about 29% of the system's known mass.

System 'LCK398' is located more than 4967 lightyears from the center of the galaxy.

This solar system comprises 5 planets

LCK398.1 is a large terrestrial planet (7394 km radius) which orbits its star in 11 Earth days, one day on LCK398.1 lasts 9 Earth hours. Its average temperature is 1810 K (1537 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
LCK398.2 is a large terrestrial planet (8458 km radius) which orbits its star in 30 Earth days, one day on LCK398.2 lasts 8 Earth hours. Its average temperature is 1843 K (1570 C), its atmosphere mainly consists of nitrogen, oxygen and it has 6 moons.
LCK398.3 is a large gas giant (41076 km radius) which orbits its star in 11838 Earth days, one day on LCK398.3 lasts 5 Earth hours. Its average temperature is 1637 K (1364 C), its atmosphere mainly consists of hydrogen, helium and it has 91 moons.
LCK398.4 is a large gas giant (57342 km radius) which orbits its star in 88971 Earth days, one day on LCK398.4 lasts 5 Earth hours. Its average temperature is 1412 K (1139 C), its atmosphere mainly consists of hydrogen, helium and it has 161 moons.
LCK398.5 is a medium gas giant (22390 km radius) which orbits its star in 163451 Earth days, one day on LCK398.5 lasts 5 Earth hours. Its average temperature is 1077 K (804 C), its atmosphere mainly consists of hydrogen, helium and it has 106 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LCK398.1LCK398.2LCK398.3LCK398.4LCK398.5
distance from star:6*106 km13*106 km705*106 km2708*106 km4062*106 km
radius:7394 km8458 km41076 km57342 km22390 km
mass:3233*1021 kg4840*1021 kg554439*1021 kg1508372*1021 kg89795*1021 kg
surface gravity: 3.94 m/s2
0.40 Earths
4.51 m/s2
0.46 Earths
21.9 m/s2
2.23 Earths
30.6 m/s2
3.12 Earths
11.9 m/s2
1.21 Earths
escape velocity:7.639 km/s8.739 km/s42.44 km/s59.25 km/s23.13 km/s
year: 29 LCK398.1 days
11 Earth days
90 LCK398.2 days
30 Earth days
56822 LCK398.3 days
11838 Earth days
427060 LCK398.4 days
88971 Earth days
784564 LCK398.5 days
163451 Earth days
day:9 hrs8 hrs5 hrs5 hrs5 hrs
axial tilt:11°28°33°
temperature:1810 K
1537 C
1843 K
1570 C
1637 K
1364 C
1412 K
1139 C
1077 K
804 C
atmosphere:8% H2
2% He
56% N2
33% O2
1% CO2
0% other
8% H2
2% He
41% N2
49% O2
0% other
77% H2
23% He
0% other
82% H2
18% He
0% other
81% H2
19% He
0% other
moons:0691161106
rings:002062

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