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LBK489: red dwarf star with 16 planets

  LBK489.1   LBK489.2   LBK489.3   LBK489.4   LBK489.5   LBK489.6  
LBK489.7
 
LBK489.8
 
LBK489.9
  LBK489.10  
LBK489.11
  LBK489.12  
LBK489.13
 
LBK489.14
  LBK489.15   LBK489.16  

Solar system 'LBK489' comprises the star 'LBK489' and the retinue of celestial objects gravitationally bound to it: 16 planets and their 1209 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LBK489', a red dwarf class star that contains about 99.16% of the system's known mass and dominates it gravitationally. LBK489 is located more than 5048 lightyears from the center of the galaxy.

This solar system comprises 16 planets

LBK489.1 is a very large terrestrial planet (11243 km radius) which orbits its star in 305 Earth days, one day on LBK489.1 lasts 17 Earth hours. Its average temperature is 243 K (-30 C), its atmosphere mainly consists of nitrogen, oxygen and it has 18 moons.
LBK489.2 is a very small terrestrial planet (2585 km radius) which orbits its star in 560 Earth days, one day on LBK489.2 lasts 53 Earth hours. Its average temperature is 216 K (-57 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
LBK489.3 is a small terrestrial planet (4181 km radius) which orbits its star in 1029 Earth days, one day on LBK489.3 lasts 30 Earth hours. Its average temperature is 144 K (-129 C), its atmosphere mainly consists of nitrogen, oxygen and it has 6 moons.
LBK489.4 is a medium terrestrial planet (6235 km radius) which orbits its star in 1891 Earth days, one day on LBK489.4 lasts 22 Earth hours. Its average temperature is 85 K (-188 C), its atmosphere mainly consists of nitrogen and it has 29 moons.
LBK489.5 is a medium terrestrial planet (5027 km radius) which orbits its star in 3474 Earth days, one day on LBK489.5 lasts 25 Earth hours. Its average temperature is 47 K (-226 C), its atmosphere mainly consists of nitrogen, oxygen and it has 14 moons.
LBK489.6 is a small terrestrial planet (3174 km radius) which orbits its star in 6382 Earth days, one day on LBK489.6 lasts 40 Earth hours. Its average temperature is 25 K (-248 C), its atmosphere mainly consists of nitrogen, oxygen and it has 9 moons.
LBK489.7 is a large gas giant (64683 km radius) which orbits its star in 11725 Earth days, one day on LBK489.7 lasts 16 Earth hours. Its average temperature is 1452 K (1179 C), its atmosphere mainly consists of hydrogen and it has 95 moons.
LBK489.8 is a medium gas giant (24709 km radius) which orbits its star in 21541 Earth days, one day on LBK489.8 lasts 16 Earth hours. Its average temperature is 1104 K (831 C), its atmosphere mainly consists of hydrogen and it has 125 moons.
LBK489.9 is a large gas giant (61117 km radius) which orbits its star in 91772 Earth days, one day on LBK489.9 lasts 16 Earth hours. Its average temperature is 1110 K (837 C), its atmosphere mainly consists of hydrogen, helium and it has 147 moons.
LBK489.10 is a massive terrestrial planet (17103 km radius) which orbits its star in 168596 Earth days, one day on LBK489.10 lasts 16 Earth hours. Its average temperature is 1515 K (1242 C), its atmosphere mainly consists of hydrogen, helium and it has 120 moons.
LBK489.11 is a large gas giant (68897 km radius) which orbits its star in 309731 Earth days, one day on LBK489.11 lasts 16 Earth hours. Its average temperature is 1692 K (1419 C), its atmosphere mainly consists of hydrogen, helium and it has 148 moons.
LBK489.12 is a very large terrestrial planet (11594 km radius) which orbits its star in 569013 Earth days, one day on LBK489.12 lasts 17 Earth hours. Its average temperature is 1183 K (910 C), its atmosphere mainly consists of hydrogen, helium and it has 134 moons.
LBK489.13 is a medium gas giant (38141 km radius) which orbits its star in 1045344 Earth days, one day on LBK489.13 lasts 16 Earth hours. Its average temperature is 1924 K (1651 C), its atmosphere mainly consists of hydrogen, helium and it has 155 moons.
LBK489.14 is a very large terrestrial planet (10594 km radius) which orbits its star in 1920420 Earth days, one day on LBK489.14 lasts 18 Earth hours. Its average temperature is 1017 K (744 C), its atmosphere mainly consists of hydrogen, helium and it has 133 moons.
LBK489.15 is a large terrestrial planet (7716 km radius) which orbits its star in 2524457 Earth days, one day on LBK489.15 lasts 20 Earth hours. Its average temperature is 1235 K (962 C), its atmosphere mainly consists of and it has 26 moons.
LBK489.16 is a very small terrestrial planet (2803 km radius) which orbits its star in 3318486 Earth days, one day on LBK489.16 lasts 47 Earth hours. Its average temperature is 1116 K (843 C), its atmosphere mainly consists of and it has 50 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LBK489.1LBK489.2LBK489.3LBK489.4LBK489.5
distance from star:61*106 km92*106 km138*106 km207*106 km311*106 km
radius:11243 km2585 km4181 km6235 km5027 km
mass:11369*1021 kg138*1021 kg584*1021 kg1939*1021 kg1016*1021 kg
surface gravity: 6.00 m/s2
0.61 Earths
1.37 m/s2
0.14 Earths
2.22 m/s2
0.22 Earths
3.32 m/s2
0.33 Earths
2.68 m/s2
0.27 Earths
escape velocity:11.61 km/s2.669 km/s4.318 km/s6.442 km/s5.194 km/s
year: 430 LBK489.1 days
305 Earth days
253 LBK489.2 days
560 Earth days
823 LBK489.3 days
1029 Earth days
2062 LBK489.4 days
1891 Earth days
3335 LBK489.5 days
3474 Earth days
day:17 hrs53 hrs30 hrs22 hrs25 hrs
axial tilt:23°25°28°29°
temperature:243 K
-30 C
216 K
-57 C
144 K
-129 C
85 K
-188 C
47 K
-226 C
atmosphere:1% H2
2% He
54% N2
43% O2
0% other
78% N2
22% O2
0% other
5% H2
2% He
47% N2
44% O2
2% CO2
0% other
88% N2
3% O2
9% CO2
0% other
78% N2
18% O2
4% CO2
0% other
moons:18062914
rings:00000

planet:LBK489.6LBK489.7LBK489.8LBK489.9LBK489.10
distance from star:467*106 km701*106 km1052*106 km2765*106 km4147*106 km
radius:3174 km64683 km24709 km61117 km17103 km
mass:255*1021 kg2165012*1021 kg120685*1021 kg1826316*1021 kg40022*1021 kg
surface gravity: 1.68 m/s2
0.17 Earths
34.5 m/s2
3.52 Earths
13.1 m/s2
1.33 Earths
32.6 m/s2
3.33 Earths
9.13 m/s2
0.93 Earths
escape velocity:3.274 km/s66.84 km/s25.53 km/s63.15 km/s17.67 km/s
year: 3829 LBK489.6 days
6382 Earth days
17587 LBK489.7 days
11725 Earth days
32311 LBK489.8 days
21541 Earth days
137658 LBK489.9 days
91772 Earth days
252894 LBK489.10 days
168596 Earth days
day:40 hrs16 hrs16 hrs16 hrs16 hrs
axial tilt:
temperature:25 K
-248 C
1452 K
1179 C
1104 K
831 C
1110 K
837 C
1515 K
1242 C
atmosphere:53% N2
47% O2
0% other
97% H2
3% He
0% other
93% H2
7% He
0% other
83% H2
17% He
0% other
82% H2
18% He
0% other
moons:995125147120
rings:051210

planet:LBK489.11LBK489.12LBK489.13LBK489.14LBK489.15
distance from star:6221*106 km9331*106 km13997*106 km20996*106 km25196*106 km
radius:68897 km11594 km38141 km10594 km7716 km
mass:2616320*1021 kg12467*1021 kg443880*1021 kg9511*1021 kg3675*1021 kg
surface gravity: 36.7 m/s2
3.75 Earths
6.19 m/s2
0.63 Earths
20.3 m/s2
2.07 Earths
5.65 m/s2
0.57 Earths
4.11 m/s2
0.42 Earths
escape velocity:71.19 km/s11.98 km/s39.41 km/s10.94 km/s7.973 km/s
year: 464596 LBK489.11 days
309731 Earth days
803312 LBK489.12 days
569013 Earth days
1568016 LBK489.13 days
1045344 Earth days
2560560 LBK489.14 days
1920420 Earth days
3029348 LBK489.15 days
2524457 Earth days
day:16 hrs17 hrs16 hrs18 hrs20 hrs
axial tilt:
temperature:1692 K
1419 C
1183 K
910 C
1924 K
1651 C
1017 K
744 C
1235 K
962 C
atmosphere:88% H2
12% He
0% other
78% H2
22% He
0% other
79% H2
21% He
0% other
86% H2
14% He
0% other
100% other
moons:14813415513326
rings:100710

planet:LBK489.16
distance from star:30235*106 km
radius:2803 km
mass:176*1021 kg
surface gravity: 1.49 m/s2
0.15 Earths
escape velocity:2.895 km/s
year: 1694546 LBK489.16 days
3318486 Earth days
day:47 hrs
axial tilt:12°
temperature:1116 K
843 C
atmosphere:100% other
moons:50
rings:0

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