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UJK281: yellow dwarf star with 12 planets

  UJK281.1   UJK281.2   UJK281.3   UJK281.4   UJK281.5   UJK281.6   UJK281.7  
UJK281.8
 
UJK281.9
 
UJK281.10
 
UJK281.11
 
UJK281.12
 

Solar system 'UJK281' comprises the star 'UJK281' and the retinue of celestial objects gravitationally bound to it: 12 planets and their 770 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'UJK281', a yellow dwarf class star that contains about 99.78% of the system's known mass and dominates it gravitationally. UJK281 is located more than 1440 lightyears from the center of the galaxy.

UJK281.5, the fifth planet in this system, may feature life forms. Its average temperature is 323K (50C) and it's atmosphere contains 39% of oxygen. One year on UJK281.5 lasts 1338 days, one day lasts 50 hours. It's diameter is 5088 km, 0.3 times the diameter of the Earth.

This solar system comprises 12 planets

UJK281.1 is a small terrestrial planet (4927 km radius) which orbits its star in 2 Earth days, one day on UJK281.1 lasts 22 Earth hours. Its average temperature is 1876 K (1603 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
UJK281.2 is a medium terrestrial planet (5708 km radius) which orbits its star in 32 Earth days, one day on UJK281.2 lasts 19 Earth hours. Its average temperature is 1136 K (863 C), its atmosphere mainly consists of nitrogen and it has 2 moons.
UJK281.3 is a very large terrestrial planet (11529 km radius) which orbits its star in 220 Earth days, one day on UJK281.3 lasts 13 Earth hours. Its average temperature is 1074 K (801 C), its atmosphere mainly consists of nitrogen, oxygen and it has 43 moons.
UJK281.4 is a medium terrestrial planet (6741 km radius) which orbits its star in 728 Earth days, one day on UJK281.4 lasts 17 Earth hours. Its average temperature is 582 K (309 C), its atmosphere mainly consists of nitrogen, oxygen and it has 20 moons.
UJK281.5 is a very small terrestrial planet (2544 km radius) which orbits its star in 1338 Earth days, one day on UJK281.5 lasts 50 Earth hours. Its average temperature is 323 K (50 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
UJK281.6 is a large gas giant (50399 km radius) which orbits its star in 57841 Earth days, one day on UJK281.6 lasts 12 Earth hours. Its average temperature is 1876 K (1603 C), its atmosphere mainly consists of hydrogen, helium and it has 49 moons.
UJK281.7 is a medium gas giant (35907 km radius) which orbits its star in 106261 Earth days, one day on UJK281.7 lasts 12 Earth hours. Its average temperature is 1415 K (1142 C), its atmosphere mainly consists of hydrogen, helium and it has 120 moons.
UJK281.8 is a large gas giant (52447 km radius) which orbits its star in 203004 Earth days, one day on UJK281.8 lasts 12 Earth hours. Its average temperature is 1503 K (1230 C), its atmosphere mainly consists of hydrogen, helium and it has 151 moons.
UJK281.9 is a small gas giant (18221 km radius) which orbits its star in 372942 Earth days, one day on UJK281.9 lasts 12 Earth hours. Its average temperature is 1321 K (1048 C), its atmosphere mainly consists of hydrogen, helium and it has 93 moons.
UJK281.10 is a huge terrestrial planet (12487 km radius) which orbits its star in 685139 Earth days, one day on UJK281.10 lasts 13 Earth hours. Its average temperature is 1035 K (762 C), its atmosphere mainly consists of hydrogen and it has 131 moons.
UJK281.11 is a massive terrestrial planet (15253 km radius) which orbits its star in 1258682 Earth days, one day on UJK281.11 lasts 13 Earth hours. Its average temperature is 1346 K (1073 C), its atmosphere mainly consists of hydrogen, helium and it has 92 moons.
UJK281.12 is a large gas giant (47121 km radius) which orbits its star in 2312347 Earth days, one day on UJK281.12 lasts 12 Earth hours. Its average temperature is 1050 K (777 C), its atmosphere mainly consists of hydrogen and it has 68 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:UJK281.1UJK281.2UJK281.3UJK281.4UJK281.5
distance from star:2*106 km13*106 km49*106 km110*106 km165*106 km
radius:4927 km5708 km11529 km6741 km2544 km
mass:956*1021 kg1487*1021 kg12259*1021 kg2450*1021 kg131*1021 kg
surface gravity: 2.62 m/s2
0.26 Earths
3.04 m/s2
0.31 Earths
6.15 m/s2
0.62 Earths
3.59 m/s2
0.36 Earths
1.35 m/s2
0.13 Earths
escape velocity:5.089 km/s5.896 km/s11.91 km/s6.965 km/s2.621 km/s
year: 2 UJK281.1 days
2 Earth days
40 UJK281.2 days
32 Earth days
406 UJK281.3 days
220 Earth days
1027 UJK281.4 days
728 Earth days
642 UJK281.5 days
1338 Earth days
day:22 hrs19 hrs13 hrs17 hrs50 hrs
axial tilt:29°17°142°24°
temperature:1876 K
1603 C
1136 K
863 C
1074 K
801 C
582 K
309 C
323 K
50 C
atmosphere:4% H2
1% He
65% N2
30% O2
0% other
87% N2
8% O2
5% CO2
0% other
4% H2
1% He
45% N2
49% O2
1% CO2
0% other
2% H2
1% He
78% N2
18% O2
1% CO2
0% other
3% H2
2% He
55% N2
39% O2
1% CO2
0% other
moons:0243201
rings:00000

planet:UJK281.6UJK281.7UJK281.8UJK281.9UJK281.10
distance from star:2032*106 km3048*106 km4694*106 km7041*106 km10561*106 km
radius:50399 km35907 km52447 km18221 km12487 km
mass:1024131*1021 kg370362*1021 kg1154122*1021 kg48395*1021 kg15576*1021 kg
surface gravity: 26.9 m/s2
2.75 Earths
19.1 m/s2
1.95 Earths
28.0 m/s2
2.86 Earths
9.72 m/s2
0.99 Earths
6.66 m/s2
0.68 Earths
escape velocity:52.08 km/s37.10 km/s54.19 km/s18.82 km/s12.90 km/s
year: 115682 UJK281.6 days
57841 Earth days
212522 UJK281.7 days
106261 Earth days
406008 UJK281.8 days
203004 Earth days
745884 UJK281.9 days
372942 Earth days
1264872 UJK281.10 days
685139 Earth days
day:12 hrs12 hrs12 hrs12 hrs13 hrs
axial tilt:
temperature:1876 K
1603 C
1415 K
1142 C
1503 K
1230 C
1321 K
1048 C
1035 K
762 C
atmosphere:86% H2
14% He
0% other
87% H2
13% He
0% other
77% H2
23% He
0% other
80% H2
20% He
0% other
92% H2
8% He
0% other
moons:4912015193131
rings:0031916

planet:UJK281.11UJK281.12
distance from star:15842*106 km23764*106 km
radius:15253 km47121 km
mass:28389*1021 kg837015*1021 kg
surface gravity: 8.14 m/s2
0.83 Earths
25.1 m/s2
2.56 Earths
escape velocity:15.76 km/s48.69 km/s
year: 2323720 UJK281.11 days
1258682 Earth days
4624694 UJK281.12 days
2312347 Earth days
day:13 hrs12 hrs
axial tilt:
temperature:1346 K
1073 C
1050 K
777 C
atmosphere:79% H2
21% He
0% other
91% H2
9% He
0% other
moons:9268
rings:713

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