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PEK634: red dwarf star with 4 planets

  PEK634.1  
PEK634.2
 
PEK634.3
 
PEK634.4
 

Solar system 'PEK634' comprises the star 'PEK634' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 186 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'PEK634', a red dwarf class star that contains about 99.87% of the system's known mass and dominates it gravitationally. PEK634 is located more than 1942 lightyears from the center of the galaxy.

This solar system comprises 4 planets

PEK634.1 is a small terrestrial planet (4197 km radius) which orbits its star in 67 Earth days, one day on PEK634.1 lasts 18 Earth hours. Its average temperature is 1141 K (868 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
PEK634.2 is a medium terrestrial planet (5513 km radius) which orbits its star in 763 Earth days, one day on PEK634.2 lasts 12 Earth hours. Its average temperature is 1420 K (1147 C), its atmosphere mainly consists of hydrogen, helium and it has 9 moons.
PEK634.3 is a medium gas giant (24152 km radius) which orbits its star in 13921 Earth days, one day on PEK634.3 lasts 4 Earth hours. Its average temperature is 1516 K (1243 C), its atmosphere mainly consists of hydrogen, helium and it has 94 moons.
PEK634.4 is a large gas giant (53344 km radius) which orbits its star in 31093 Earth days, one day on PEK634.4 lasts 4 Earth hours. Its average temperature is 1742 K (1469 C), its atmosphere mainly consists of hydrogen and it has 82 moons.
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Planetary Statistics

planet:PEK634.1PEK634.2PEK634.3PEK634.4
distance from star:22*106 km113*106 km786*106 km1343*106 km
radius:4197 km5513 km24152 km53344 km
mass:591*1021 kg1340*1021 kg112706*1021 kg1214357*1021 kg
surface gravity: 2.23 m/s2
0.22 Earths
2.94 m/s2
0.30 Earths
12.8 m/s2
1.30 Earths
28.4 m/s2
2.90 Earths
escape velocity:4.335 km/s5.696 km/s24.95 km/s55.12 km/s
year: 89 PEK634.1 days
67 Earth days
1526 PEK634.2 days
763 Earth days
83526 PEK634.3 days
13921 Earth days
186558 PEK634.4 days
31093 Earth days
day:18 hrs12 hrs4 hrs4 hrs
axial tilt:52°
temperature:1141 K
868 C
1420 K
1147 C
1516 K
1243 C
1742 K
1469 C
atmosphere:3% H2
1% He
59% N2
36% O2
1% CO2
0% other
87% H2
13% He
0% other
78% H2
22% He
0% other
91% H2
9% He
0% other
moons:199482
rings:041022

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