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UJK238: yellow dwarf star with 4 planets

  UJK238.1  
UJK238.2
 
UJK238.3
  UJK238.4  

Solar system 'UJK238' comprises the star 'UJK238' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 309 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'UJK238', a yellow dwarf class star that contains about 99.89% of the system's known mass and dominates it gravitationally. UJK238 is located more than 1440 lightyears from the center of the galaxy.

This solar system comprises 4 planets

UJK238.1 is a medium terrestrial planet (5573 km radius) which orbits its star in 236 Earth days, one day on UJK238.1 lasts 12 Earth hours. Its average temperature is 1187 K (914 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
UJK238.2 is a large gas giant (45199 km radius) which orbits its star in 32267 Earth days, one day on UJK238.2 lasts 4 Earth hours. Its average temperature is 1341 K (1068 C), its atmosphere mainly consists of hydrogen, helium and it has 96 moons.
UJK238.3 is a large gas giant (42207 km radius) which orbits its star in 59280 Earth days, one day on UJK238.3 lasts 4 Earth hours. Its average temperature is 1409 K (1136 C), its atmosphere mainly consists of hydrogen, helium and it has 94 moons.
UJK238.4 is a large gas giant (59170 km radius) which orbits its star in 196277 Earth days, one day on UJK238.4 lasts 4 Earth hours. Its average temperature is 1580 K (1307 C), its atmosphere mainly consists of hydrogen, helium and it has 119 moons.
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Planetary Orbits

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Planetary Statistics

planet:UJK238.1UJK238.2UJK238.3UJK238.4
distance from star:52*106 km1377*106 km2066*106 km4589*106 km
radius:5573 km45199 km42207 km59170 km
mass:1384*1021 kg738714*1021 kg601510*1021 kg1657275*1021 kg
surface gravity: 2.97 m/s2
0.30 Earths
24.1 m/s2
2.46 Earths
22.5 m/s2
2.30 Earths
31.5 m/s2
3.22 Earths
escape velocity:5.757 km/s46.70 km/s43.61 km/s61.14 km/s
year: 472 UJK238.1 days
236 Earth days
193602 UJK238.2 days
32267 Earth days
355680 UJK238.3 days
59280 Earth days
1177662 UJK238.4 days
196277 Earth days
day:12 hrs4 hrs4 hrs4 hrs
axial tilt:36°
temperature:1187 K
914 C
1341 K
1068 C
1409 K
1136 C
1580 K
1307 C
atmosphere:2% He
61% N2
36% O2
1% CO2
0% other
85% H2
15% He
0% other
78% H2
22% He
0% other
83% H2
17% He
0% other
moons:09694119
rings:02430

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