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WKH233: red dwarf star with 4 planets

  WKH233.1   WKH233.2  
WKH233.3
 
WKH233.4
 

Solar system 'WKH233' comprises the star 'WKH233' 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 'WKH233', a red dwarf class star that contains about 99.97% of the system's known mass and dominates it gravitationally. WKH233 is located more than 4482 lightyears from the center of the galaxy.

This solar system comprises 4 planets

WKH233.1 is a small terrestrial planet (3597 km radius) which orbits its star in 59 Earth days, one day on WKH233.1 lasts 23 Earth hours. Its average temperature is 1785 K (1512 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
WKH233.2 is a very large terrestrial planet (9008 km radius) which orbits its star in 692 Earth days, one day on WKH233.2 lasts 7 Earth hours. Its average temperature is 135 K (-138 C), its atmosphere mainly consists of nitrogen, oxygen and it has 24 moons.
WKH233.3 is a medium gas giant (22448 km radius) which orbits its star in 23545 Earth days, one day on WKH233.3 lasts 4 Earth hours. Its average temperature is 1317 K (1044 C), its atmosphere mainly consists of hydrogen, helium and it has 153 moons.
WKH233.4 is a small gas giant (18399 km radius) which orbits its star in 53788 Earth days, one day on WKH233.4 lasts 4 Earth hours. Its average temperature is 1475 K (1202 C), its atmosphere mainly consists of hydrogen, helium and it has 104 moons.
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Planetary Orbits

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Planetary Statistics

planet:WKH233.1WKH233.2WKH233.3WKH233.4
distance from star:20*106 km106*106 km1116*106 km1936*106 km
radius:3597 km9008 km22448 km18399 km
mass:372*1021 kg5847*1021 kg90494*1021 kg49827*1021 kg
surface gravity: 1.91 m/s2
0.19 Earths
4.80 m/s2
0.49 Earths
11.9 m/s2
1.21 Earths
9.82 m/s2
1.00 Earths
escape velocity:3.715 km/s9.308 km/s23.19 km/s19.01 km/s
year: 61 WKH233.1 days
59 Earth days
2372 WKH233.2 days
692 Earth days
141270 WKH233.3 days
23545 Earth days
322728 WKH233.4 days
53788 Earth days
day:23 hrs7 hrs4 hrs4 hrs
axial tilt:15°13°77°
temperature:1785 K
1512 C
135 K
-138 C
1317 K
1044 C
1475 K
1202 C
atmosphere:10% H2
2% He
53% N2
35% O2
0% other
67% N2
32% O2
1% CO2
0% other
78% H2
22% He
0% other
83% H2
17% He
0% other
moons:024153104
rings:00213

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