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LBK704: yellow dwarf star with 7 planets

  LBK704.1   LBK704.2  
LBK704.3
 
LBK704.4
  LBK704.5  
LBK704.6
  LBK704.7  

Solar system 'LBK704' is a dual star system that comprises the stars 'LBK704.A' and 'LBK704.B' and the retinue of celestial objects gravitationally bound to them: 7 planets and their 557 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'LBK704.A' and 'LBK704.B' that dominate it gravitationally. 'LBK704.A' is a yellow dwarf class star that contains about 70% of the system's known mass, 'LBK704.B' is a yellow dwarf class star that contains about 29% of the system's known mass.

System 'LBK704' is located more than 3662 lightyears from the center of the galaxy.

This solar system comprises 7 planets

LBK704.1 is a large terrestrial planet (7199 km radius) which orbits its star in 241 Earth days, one day on LBK704.1 lasts 11 Earth hours. Its average temperature is 913 K (640 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 8 moons.
LBK704.2 is a small terrestrial planet (3264 km radius) which orbits its star in 443 Earth days, one day on LBK704.2 lasts 30 Earth hours. Its average temperature is 811 K (538 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
LBK704.3 is a large gas giant (47608 km radius) which orbits its star in 34676 Earth days, one day on LBK704.3 lasts 7 Earth hours. Its average temperature is 1793 K (1520 C), its atmosphere mainly consists of hydrogen, helium and it has 166 moons.
LBK704.4 is a large gas giant (50148 km radius) which orbits its star in 63704 Earth days, one day on LBK704.4 lasts 7 Earth hours. Its average temperature is 1492 K (1219 C), its atmosphere mainly consists of hydrogen, helium and it has 135 moons.
LBK704.5 is a medium gas giant (24614 km radius) which orbits its star in 117031 Earth days, one day on LBK704.5 lasts 7 Earth hours. Its average temperature is 1431 K (1158 C), its atmosphere mainly consists of hydrogen, helium and it has 105 moons.
LBK704.6 is a massive terrestrial planet (16813 km radius) which orbits its star in 215001 Earth days, one day on LBK704.6 lasts 7 Earth hours. Its average temperature is 1501 K (1228 C), its atmosphere mainly consists of hydrogen and it has 117 moons.
LBK704.7 is a medium terrestrial planet (5387 km radius) which orbits its star in 282626 Earth days, one day on LBK704.7 lasts 15 Earth hours. Its average temperature is 1603 K (1330 C), its atmosphere mainly consists of and it has 25 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:LBK704.1LBK704.2LBK704.3LBK704.4LBK704.5
distance from star:52*106 km79*106 km1445*106 km2167*106 km3251*106 km
radius:7199 km3264 km47608 km50148 km24614 km
mass:2984*1021 kg278*1021 kg863236*1021 kg1008906*1021 kg119298*1021 kg
surface gravity: 3.84 m/s2
0.39 Earths
1.74 m/s2
0.17 Earths
25.4 m/s2
2.59 Earths
26.7 m/s2
2.73 Earths
13.1 m/s2
1.33 Earths
escape velocity:7.438 km/s3.371 km/s49.19 km/s51.82 km/s25.43 km/s
year: 525 LBK704.1 days
241 Earth days
354 LBK704.2 days
443 Earth days
118889 LBK704.3 days
34676 Earth days
218413 LBK704.4 days
63704 Earth days
401249 LBK704.5 days
117031 Earth days
day:11 hrs30 hrs7 hrs7 hrs7 hrs
axial tilt:224°
temperature:913 K
640 C
811 K
538 C
1793 K
1520 C
1492 K
1219 C
1431 K
1158 C
atmosphere:20% H2
3% He
39% N2
37% O2
1% CO2
0% other
68% N2
31% O2
1% CO2
0% other
83% H2
17% He
0% other
87% H2
13% He
0% other
88% H2
12% He
0% other
moons:81166135105
rings:0010240

planet:LBK704.6LBK704.7
distance from star:4877*106 km5852*106 km
radius:16813 km5387 km
mass:38021*1021 kg1250*1021 kg
surface gravity: 8.97 m/s2
0.91 Earths
2.87 m/s2
0.29 Earths
escape velocity:17.37 km/s5.565 km/s
year: 737146 LBK704.6 days
215001 Earth days
452201 LBK704.7 days
282626 Earth days
day:7 hrs15 hrs
axial tilt:
temperature:1501 K
1228 C
1603 K
1330 C
atmosphere:93% H2
7% He
0% other
100% other
moons:11725
rings:240

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