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RJH129: red dwarf star with 4 planets

  RJH129.1   RJH129.2  
RJH129.3
 
RJH129.4
 

Solar system 'RJH129' comprises the star 'RJH129' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 344 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'RJH129', a red dwarf class star that contains about 97.86% of the system's known mass and dominates it gravitationally. RJH129 is located more than 207 lightyears from the center of the galaxy.

This solar system comprises 4 planets

RJH129.1 is a medium terrestrial planet (5785 km radius) which orbits its star in 9 Earth days, one day on RJH129.1 lasts 11 Earth hours. Its average temperature is 1051 K (778 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
RJH129.2 is a very large terrestrial planet (11988 km radius) which orbits its star in 20 Earth days, one day on RJH129.2 lasts 5 Earth hours. Its average temperature is 1466 K (1193 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 9 moons.
RJH129.3 is a large gas giant (76158 km radius) which orbits its star in 126061 Earth days, one day on RJH129.3 lasts 4 Earth hours. Its average temperature is 1193 K (920 C), its atmosphere mainly consists of hydrogen, helium and it has 176 moons.
RJH129.4 is a large gas giant (70229 km radius) which orbits its star in 362650 Earth days, one day on RJH129.4 lasts 4 Earth hours. Its average temperature is 1289 K (1016 C), its atmosphere mainly consists of hydrogen and it has 159 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:RJH129.1RJH129.2RJH129.3RJH129.4
distance from star:6*106 km10*106 km3416*106 km6911*106 km
radius:5785 km11988 km76158 km70229 km
mass:1548*1021 kg13782*1021 kg3533756*1021 kg2771018*1021 kg
surface gravity: 3.08 m/s2
0.31 Earths
6.40 m/s2
0.65 Earths
40.6 m/s2
4.15 Earths
37.4 m/s2
3.82 Earths
escape velocity:5.976 km/s12.38 km/s78.70 km/s72.57 km/s
year: 19 RJH129.1 days
9 Earth days
96 RJH129.2 days
20 Earth days
756366 RJH129.3 days
126061 Earth days
2175900 RJH129.4 days
362650 Earth days
day:11 hrs5 hrs4 hrs4 hrs
axial tilt:225°29°
temperature:1051 K
778 C
1466 K
1193 C
1193 K
920 C
1289 K
1016 C
atmosphere:2% H2
2% He
69% N2
25% O2
2% CO2
0% other
16% H2
2% He
32% N2
49% O2
1% CO2
0% other
82% H2
18% He
0% other
96% H2
4% He
0% other
moons:09176159
rings:00222

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