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LBK446: red dwarf star with 14 planets

  LBK446.1   LBK446.2   LBK446.3   LBK446.4   LBK446.5   LBK446.6   LBK446.7   LBK446.8  
LBK446.9
 
LBK446.10
 
LBK446.11
 
LBK446.12
 
LBK446.13
 
LBK446.14
 

Solar system 'LBK446' comprises the star 'LBK446' and the retinue of celestial objects gravitationally bound to it: 14 planets and their 696 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LBK446', a red dwarf class star that contains about 98.88% of the system's known mass and dominates it gravitationally. LBK446 is located more than 5579 lightyears from the center of the galaxy.

This solar system comprises 14 planets

LBK446.1 is a very large terrestrial planet (10886 km radius) which orbits its star in 426 Earth days, one day on LBK446.1 lasts 16 Earth hours. Its average temperature is 148 K (-125 C), its atmosphere mainly consists of nitrogen, oxygen and it has 18 moons.
LBK446.2 is a very large terrestrial planet (9694 km radius) which orbits its star in 1430 Earth days, one day on LBK446.2 lasts 16 Earth hours. Its average temperature is 59 K (-214 C), its atmosphere mainly consists of nitrogen, oxygen and it has 7 moons.
LBK446.3 is a very large terrestrial planet (11668 km radius) which orbits its star in 2790 Earth days, one day on LBK446.3 lasts 15 Earth hours. Its average temperature is 36 K (-237 C), its atmosphere mainly consists of nitrogen, oxygen and it has 20 moons.
LBK446.4 is a small terrestrial planet (4960 km radius) which orbits its star in 5126 Earth days, one day on LBK446.4 lasts 24 Earth hours. Its average temperature is 21 K (-252 C), its atmosphere mainly consists of nitrogen, oxygen and it has 7 moons.
LBK446.5 is a large terrestrial planet (7633 km radius) which orbits its star in 9418 Earth days, one day on LBK446.5 lasts 18 Earth hours. Its average temperature is 11 K (-262 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 21 moons.
LBK446.6 is a medium terrestrial planet (6103 km radius) which orbits its star in 17302 Earth days, one day on LBK446.6 lasts 20 Earth hours. Its average temperature is 6 K (-267 C), its atmosphere mainly consists of nitrogen, oxygen and it has 17 moons.
LBK446.7 is a small terrestrial planet (3838 km radius) which orbits its star in 31785 Earth days, one day on LBK446.7 lasts 30 Earth hours. Its average temperature is 3 K (-270 C), its atmosphere mainly consists of nitrogen, oxygen and it has 23 moons.
LBK446.8 is a very large terrestrial planet (11412 km radius) which orbits its star in 58394 Earth days, one day on LBK446.8 lasts 15 Earth hours. Its average temperature is 1 K (-272 C), its atmosphere mainly consists of nitrogen and it has 25 moons.
LBK446.9 is a large gas giant (72628 km radius) which orbits its star in 107277 Earth days, one day on LBK446.9 lasts 14 Earth hours. Its average temperature is 1511 K (1238 C), its atmosphere mainly consists of hydrogen and it has 92 moons.
LBK446.10 is a medium gas giant (27559 km radius) which orbits its star in 197081 Earth days, one day on LBK446.10 lasts 14 Earth hours. Its average temperature is 1048 K (775 C), its atmosphere mainly consists of hydrogen and it has 111 moons.
LBK446.11 is a large gas giant (65284 km radius) which orbits its star in 362061 Earth days, one day on LBK446.11 lasts 14 Earth hours. Its average temperature is 1653 K (1380 C), its atmosphere mainly consists of hydrogen and it has 56 moons.
LBK446.12 is a medium gas giant (33731 km radius) which orbits its star in 665148 Earth days, one day on LBK446.12 lasts 14 Earth hours. Its average temperature is 1971 K (1698 C), its atmosphere mainly consists of hydrogen, helium and it has 131 moons.
LBK446.13 is a large gas giant (52671 km radius) which orbits its star in 1221956 Earth days, one day on LBK446.13 lasts 14 Earth hours. Its average temperature is 1631 K (1358 C), its atmosphere mainly consists of hydrogen and it has 35 moons.
LBK446.14 is a large gas giant (66003 km radius) which orbits its star in 2244876 Earth days, one day on LBK446.14 lasts 14 Earth hours. Its average temperature is 1021 K (748 C), its atmosphere mainly consists of hydrogen, helium and it has 133 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LBK446.1LBK446.2LBK446.3LBK446.4LBK446.5
distance from star:77*106 km172*106 km269*106 km404*106 km606*106 km
radius:10886 km9694 km11668 km4960 km7633 km
mass:10320*1021 kg7287*1021 kg12708*1021 kg976*1021 kg3557*1021 kg
surface gravity: 5.81 m/s2
0.59 Earths
5.17 m/s2
0.52 Earths
6.23 m/s2
0.63 Earths
2.64 m/s2
0.26 Earths
4.07 m/s2
0.41 Earths
escape velocity:11.24 km/s10.01 km/s12.05 km/s5.125 km/s7.886 km/s
year: 639 LBK446.1 days
426 Earth days
2145 LBK446.2 days
1430 Earth days
4464 LBK446.3 days
2790 Earth days
5126 LBK446.4 days
5126 Earth days
12557 LBK446.5 days
9418 Earth days
day:16 hrs16 hrs15 hrs24 hrs18 hrs
axial tilt:11°26°28°23°305°
temperature:148 K
-125 C
59 K
-214 C
36 K
-237 C
21 K
-252 C
11 K
-262 C
atmosphere:75% N2
22% O2
3% CO2
0% other
3% H2
3% He
48% N2
45% O2
1% CO2
0% other
3% H2
2% He
59% N2
36% O2
0% other
2% H2
2% He
68% N2
27% O2
1% CO2
0% other
17% H2
3% He
36% N2
44% O2
0% other
moons:18720721
rings:00000

planet:LBK446.6LBK446.7LBK446.8LBK446.9LBK446.10
distance from star:909*106 km1363*106 km2045*106 km3068*106 km4602*106 km
radius:6103 km3838 km11412 km72628 km27559 km
mass:1818*1021 kg452*1021 kg11889*1021 kg3064800*1021 kg167448*1021 kg
surface gravity: 3.25 m/s2
0.33 Earths
2.04 m/s2
0.20 Earths
6.09 m/s2
0.62 Earths
38.7 m/s2
3.95 Earths
14.7 m/s2
1.50 Earths
escape velocity:6.305 km/s3.964 km/s11.79 km/s75.05 km/s28.47 km/s
year: 20762 LBK446.6 days
17302 Earth days
25428 LBK446.7 days
31785 Earth days
93430 LBK446.8 days
58394 Earth days
183903 LBK446.9 days
107277 Earth days
337853 LBK446.10 days
197081 Earth days
day:20 hrs30 hrs15 hrs14 hrs14 hrs
axial tilt:24°13°
temperature:6 K
-267 C
3 K
-270 C
1 K
-272 C
1511 K
1238 C
1048 K
775 C
atmosphere:7% H2
1% He
52% N2
40% O2
0% other
84% N2
15% O2
1% CO2
0% other
87% N2
9% O2
4% CO2
0% other
96% H2
4% He
0% other
91% H2
9% He
0% other
moons:17232592111
rings:000918

planet:LBK446.11LBK446.12LBK446.13LBK446.14
distance from star:6903*106 km10355*106 km15533*106 km23299*106 km
radius:65284 km33731 km52671 km66003 km
mass:2225923*1021 kg307027*1021 kg1168973*1021 kg2300281*1021 kg
surface gravity: 34.8 m/s2
3.55 Earths
18.0 m/s2
1.84 Earths
28.1 m/s2
2.87 Earths
35.2 m/s2
3.59 Earths
escape velocity:67.46 km/s34.85 km/s54.42 km/s68.20 km/s
year: 620676 LBK446.11 days
362061 Earth days
1140253 LBK446.12 days
665148 Earth days
2094781 LBK446.13 days
1221956 Earth days
3848358 LBK446.14 days
2244876 Earth days
day:14 hrs14 hrs14 hrs14 hrs
axial tilt:
temperature:1653 K
1380 C
1971 K
1698 C
1631 K
1358 C
1021 K
748 C
atmosphere:99% H2
1% He
0% other
77% H2
23% He
0% other
99% H2
1% He
0% other
79% H2
21% He
0% other
moons:5613135133
rings:723218

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