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LBB689: red dwarf star with 12 planets

  LBB689.1   LBB689.2  
LBB689.3
  LBB689.4  
LBB689.5
  LBB689.6  
LBB689.7
 
LBB689.8
 
LBB689.9
 
LBB689.10
  LBB689.11  
LBB689.12
 

Solar system 'LBB689' comprises the star 'LBB689' and the retinue of celestial objects gravitationally bound to it: 12 planets and their 976 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LBB689', a red dwarf class star that contains about 98.5% of the system's known mass and dominates it gravitationally. LBB689 is located more than 5452 lightyears from the center of the galaxy.

This solar system comprises 12 planets

LBB689.1 is a very small terrestrial planet (2649 km radius) which orbits its star in 15 Earth days, one day on LBB689.1 lasts 47 Earth hours. Its average temperature is 1145 K (872 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
LBB689.2 is a small terrestrial planet (4652 km radius) which orbits its star in 175 Earth days, one day on LBB689.2 lasts 23 Earth hours. Its average temperature is 711 K (438 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
LBB689.3 is a small terrestrial planet (3735 km radius) which orbits its star in 358 Earth days, one day on LBB689.3 lasts 29 Earth hours. Its average temperature is 411 K (138 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
LBB689.4 is a very large terrestrial planet (11210 km radius) which orbits its star in 1463 Earth days, one day on LBB689.4 lasts 13 Earth hours. Its average temperature is 84 K (-189 C), its atmosphere mainly consists of nitrogen, oxygen and it has 17 moons.
LBB689.5 is a medium gas giant (28961 km radius) which orbits its star in 4085 Earth days, one day on LBB689.5 lasts 12 Earth hours. Its average temperature is 1335 K (1062 C), its atmosphere mainly consists of hydrogen and it has 106 moons.
LBB689.6 is a large gas giant (70696 km radius) which orbits its star in 94646 Earth days, one day on LBB689.6 lasts 12 Earth hours. Its average temperature is 1386 K (1113 C), its atmosphere mainly consists of hydrogen and it has 91 moons.
LBB689.7 is a large gas giant (53574 km radius) which orbits its star in 173877 Earth days, one day on LBB689.7 lasts 12 Earth hours. Its average temperature is 1668 K (1395 C), its atmosphere mainly consists of hydrogen, helium and it has 179 moons.
LBB689.8 is a medium terrestrial planet (5436 km radius) which orbits its star in 319433 Earth days, one day on LBB689.8 lasts 20 Earth hours. Its average temperature is 1797 K (1524 C), its atmosphere mainly consists of hydrogen, helium and it has 124 moons.
LBB689.9 is a medium gas giant (28127 km radius) which orbits its star in 586836 Earth days, one day on LBB689.9 lasts 12 Earth hours. Its average temperature is 1379 K (1106 C), its atmosphere mainly consists of hydrogen and it has 101 moons.
LBB689.10 is a medium gas giant (23749 km radius) which orbits its star in 1078087 Earth days, one day on LBB689.10 lasts 12 Earth hours. Its average temperature is 1278 K (1005 C), its atmosphere mainly consists of hydrogen, helium and it has 104 moons.
LBB689.11 is a large gas giant (40239 km radius) which orbits its star in 1980573 Earth days, one day on LBB689.11 lasts 12 Earth hours. Its average temperature is 1121 K (848 C), its atmosphere mainly consists of hydrogen and it has 93 moons.
LBB689.12 is a large gas giant (79481 km radius) which orbits its star in 3638545 Earth days, one day on LBB689.12 lasts 12 Earth hours. Its average temperature is 1095 K (822 C), its atmosphere mainly consists of hydrogen and it has 157 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:LBB689.1LBB689.2LBB689.3LBB689.4LBB689.5
distance from star:8*106 km42*106 km68*106 km175*106 km347*106 km
radius:2649 km4652 km3735 km11210 km28961 km
mass:148*1021 kg805*1021 kg416*1021 kg11269*1021 kg194325*1021 kg
surface gravity: 1.40 m/s2
0.14 Earths
2.48 m/s2
0.25 Earths
1.99 m/s2
0.20 Earths
5.98 m/s2
0.61 Earths
15.4 m/s2
1.57 Earths
escape velocity:2.730 km/s4.806 km/s3.855 km/s11.58 km/s29.92 km/s
year: 7 LBB689.1 days
15 Earth days
182 LBB689.2 days
175 Earth days
296 LBB689.3 days
358 Earth days
2700 LBB689.4 days
1463 Earth days
8170 LBB689.5 days
4085 Earth days
day:47 hrs23 hrs29 hrs13 hrs12 hrs
axial tilt:24°20°
temperature:1145 K
872 C
711 K
438 C
411 K
138 C
84 K
-189 C
1335 K
1062 C
atmosphere:6% H2
2% He
43% N2
49% O2
0% other
3% H2
3% He
49% N2
45% O2
0% other
84% N2
12% O2
4% CO2
0% other
62% N2
38% O2
0% other
98% H2
2% He
0% other
moons:02217106
rings:006021

planet:LBB689.6LBB689.7LBB689.8LBB689.9LBB689.10
distance from star:2822*106 km4233*106 km6350*106 km9525*106 km14288*106 km
radius:70696 km53574 km5436 km28127 km23749 km
mass:2826666*1021 kg1230133*1021 kg1285*1021 kg178016*1021 kg107158*1021 kg
surface gravity: 37.7 m/s2
3.85 Earths
28.6 m/s2
2.92 Earths
2.90 m/s2
0.29 Earths
15.0 m/s2
1.53 Earths
12.6 m/s2
1.28 Earths
escape velocity:73.05 km/s55.36 km/s5.617 km/s29.06 km/s24.54 km/s
year: 189292 LBB689.6 days
94646 Earth days
347754 LBB689.7 days
173877 Earth days
383319 LBB689.8 days
319433 Earth days
1173672 LBB689.9 days
586836 Earth days
2156174 LBB689.10 days
1078087 Earth days
day:12 hrs12 hrs20 hrs12 hrs12 hrs
axial tilt:70°40°
temperature:1386 K
1113 C
1668 K
1395 C
1797 K
1524 C
1379 K
1106 C
1278 K
1005 C
atmosphere:90% H2
10% He
0% other
79% H2
21% He
0% other
80% H2
20% He
0% other
97% H2
3% He
0% other
84% H2
16% He
0% other
moons:91179124101104
rings:016425

planet:LBB689.11LBB689.12
distance from star:21433*106 km32149*106 km
radius:40239 km79481 km
mass:521232*1021 kg4016797*1021 kg
surface gravity: 21.4 m/s2
2.18 Earths
42.4 m/s2
4.33 Earths
escape velocity:41.58 km/s82.13 km/s
year: 3961146 LBB689.11 days
1980573 Earth days
7277090 LBB689.12 days
3638545 Earth days
day:12 hrs12 hrs
axial tilt:
temperature:1121 K
848 C
1095 K
822 C
atmosphere:92% H2
8% He
0% other
92% H2
8% He
0% other
moons:93157
rings:09

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