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REH931: yellow dwarf star with 8 planets

  REH931.1   REH931.2   REH931.3   REH931.4   REH931.5  
REH931.6
  REH931.7   REH931.8  

Solar system 'REH931' is a dual star system that comprises the stars 'REH931.A' and 'REH931.B' and the retinue of celestial objects gravitationally bound to them: 8 planets and their 427 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'REH931.A' and 'REH931.B' that dominate it gravitationally. 'REH931.A' is a yellow dwarf class star that contains about 99% of the system's known mass, 'REH931.B' is a brown dwarf class star that contains about 0% of the system's known mass.

System 'REH931' is located more than 403 lightyears from the center of the galaxy.

This solar system comprises 8 planets

REH931.1 is a small terrestrial planet (3812 km radius) which orbits its star in 31 Earth days, one day on REH931.1 lasts 25 Earth hours. Its average temperature is 1155 K (882 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
REH931.2 is a very small terrestrial planet (2089 km radius) which orbits its star in 57 Earth days, one day on REH931.2 lasts 66 Earth hours. Its average temperature is 1027 K (754 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 0 moons.
REH931.3 is a very small terrestrial planet (2341 km radius) which orbits its star in 131 Earth days, one day on REH931.3 lasts 53 Earth hours. Its average temperature is 1011 K (738 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
REH931.4 is a very large terrestrial planet (9867 km radius) which orbits its star in 290 Earth days, one day on REH931.4 lasts 10 Earth hours. Its average temperature is 1877 K (1604 C), its atmosphere mainly consists of nitrogen and it has 43 moons.
REH931.5 is a large gas giant (59509 km radius) which orbits its star in 30457 Earth days, one day on REH931.5 lasts 8 Earth hours. Its average temperature is 1858 K (1585 C), its atmosphere mainly consists of hydrogen and it has 130 moons.
REH931.6 is a very large terrestrial planet (9302 km radius) which orbits its star in 55953 Earth days, one day on REH931.6 lasts 10 Earth hours. Its average temperature is 1338 K (1065 C), its atmosphere mainly consists of hydrogen and it has 125 moons.
REH931.7 is a large gas giant (75054 km radius) which orbits its star in 129193 Earth days, one day on REH931.7 lasts 8 Earth hours. Its average temperature is 1840 K (1567 C), its atmosphere mainly consists of hydrogen, helium and it has 106 moons.
REH931.8 is a medium terrestrial planet (6597 km radius) which orbits its star in 169829 Earth days, one day on REH931.8 lasts 13 Earth hours. Its average temperature is 1048 K (775 C), its atmosphere mainly consists of and it has 23 moons.
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Planetary Statistics

planet:REH931.1REH931.2REH931.3REH931.4REH931.5
distance from star:13*106 km20*106 km35*106 km59*106 km1325*106 km
radius:3812 km2089 km2341 km9867 km59509 km
mass:443*1021 kg72*1021 kg102*1021 kg7685*1021 kg1685923*1021 kg
surface gravity: 2.03 m/s2
0.20 Earths
1.10 m/s2
0.11 Earths
1.24 m/s2
0.12 Earths
5.26 m/s2
0.53 Earths
31.7 m/s2
3.24 Earths
escape velocity:3.938 km/s2.144 km/s2.411 km/s10.19 km/s61.49 km/s
year: 29 REH931.1 days
31 Earth days
20 REH931.2 days
57 Earth days
59 REH931.3 days
131 Earth days
696 REH931.4 days
290 Earth days
91371 REH931.5 days
30457 Earth days
day:25 hrs66 hrs53 hrs10 hrs8 hrs
axial tilt:16°16°67°51°
temperature:1155 K
882 C
1027 K
754 C
1011 K
738 C
1877 K
1604 C
1858 K
1585 C
atmosphere:2% H2
1% He
75% N2
21% O2
1% CO2
0% other
22% H2
3% He
25% N2
49% O2
1% CO2
0% other
66% N2
31% O2
3% CO2
0% other
88% N2
8% O2
4% CO2
0% other
94% H2
6% He
0% other
moons:00043130
rings:00000

planet:REH931.6REH931.7REH931.8
distance from star:1988*106 km3473*106 km4167*106 km
radius:9302 km75054 km6597 km
mass:6439*1021 kg3382295*1021 kg2296*1021 kg
surface gravity: 4.96 m/s2
0.50 Earths
40.0 m/s2
4.08 Earths
3.52 m/s2
0.35 Earths
escape velocity:9.612 km/s77.55 km/s6.816 km/s
year: 134287 REH931.6 days
55953 Earth days
387579 REH931.7 days
129193 Earth days
313530 REH931.8 days
169829 Earth days
day:10 hrs8 hrs13 hrs
axial tilt:29°
temperature:1338 K
1065 C
1840 K
1567 C
1048 K
775 C
atmosphere:90% H2
10% He
0% other
86% H2
14% He
0% other
100% other
moons:12510623
rings:2400

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