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UCH513: red dwarf star with 4 planets

  UCH513.1   UCH513.2  
UCH513.3
 
UCH513.4
 

Solar system 'UCH513' comprises the star 'UCH513' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 281 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'UCH513', a red dwarf class star that contains about 99.66% of the system's known mass and dominates it gravitationally. UCH513 is located more than 4155 lightyears from the center of the galaxy.

This solar system comprises 4 planets

UCH513.1 is a very large terrestrial planet (11564 km radius) which orbits its star in 15 Earth days, one day on UCH513.1 lasts 5 Earth hours. Its average temperature is 1847 K (1574 C), its atmosphere mainly consists of nitrogen, oxygen and it has 4 moons.
UCH513.2 is a very large terrestrial planet (9003 km radius) which orbits its star in 207 Earth days, one day on UCH513.2 lasts 7 Earth hours. Its average temperature is 941 K (668 C), its atmosphere mainly consists of nitrogen and it has 25 moons.
UCH513.3 is a large gas giant (40076 km radius) which orbits its star in 12166 Earth days, one day on UCH513.3 lasts 4 Earth hours. Its average temperature is 1273 K (1000 C), its atmosphere mainly consists of hydrogen, helium and it has 93 moons.
UCH513.4 is a large gas giant (70745 km radius) which orbits its star in 123241 Earth days, one day on UCH513.4 lasts 4 Earth hours. Its average temperature is 1138 K (865 C), its atmosphere mainly consists of hydrogen, helium and it has 159 moons.
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Planetary Statistics

planet:UCH513.1UCH513.2UCH513.3UCH513.4
distance from star:8*106 km47*106 km718*106 km3365*106 km
radius:11564 km9003 km40076 km70745 km
mass:12371*1021 kg5837*1021 kg514923*1021 kg2832547*1021 kg
surface gravity: 6.17 m/s2
0.63 Earths
4.80 m/s2
0.49 Earths
21.3 m/s2
2.17 Earths
37.7 m/s2
3.85 Earths
escape velocity:11.94 km/s9.302 km/s41.41 km/s73.10 km/s
year: 72 UCH513.1 days
15 Earth days
709 UCH513.2 days
207 Earth days
72996 UCH513.3 days
12166 Earth days
739446 UCH513.4 days
123241 Earth days
day:5 hrs7 hrs4 hrs4 hrs
axial tilt:20°25°33°
temperature:1847 K
1574 C
941 K
668 C
1273 K
1000 C
1138 K
865 C
atmosphere:68% N2
30% O2
2% CO2
0% other
85% N2
6% O2
9% CO2
0% other
85% H2
15% He
0% other
76% H2
24% He
0% other
moons:42593159
rings:00817

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