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UBC166: red dwarf star with 9 planets

 
UBC166.1
 
UBC166.2
  UBC166.3   UBC166.4  
UBC166.5
 
UBC166.6
 
UBC166.7
 
UBC166.8
  UBC166.9  

Solar system 'UBC166' comprises the star 'UBC166' and the retinue of celestial objects gravitationally bound to it: 9 planets and their 841 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'UBC166', a red dwarf class star that contains about 98.8% of the system's known mass and dominates it gravitationally. UBC166 is located more than 3161 lightyears from the center of the galaxy.

This solar system comprises 9 planets

UBC166.1 is a small terrestrial planet (4823 km radius) which orbits its star in 154 Earth days, one day on UBC166.1 lasts 19 Earth hours. Its average temperature is 569 K (296 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
UBC166.2 is a very large terrestrial planet (9568 km radius) which orbits its star in 897 Earth days, one day on UBC166.2 lasts 11 Earth hours. Its average temperature is 1676 K (1403 C), its atmosphere mainly consists of hydrogen, helium and it has 84 moons.
UBC166.3 is a large gas giant (66618 km radius) which orbits its star in 12417 Earth days, one day on UBC166.3 lasts 9 Earth hours. Its average temperature is 1708 K (1435 C), its atmosphere mainly consists of hydrogen and it has 108 moons.
UBC166.4 is a large gas giant (53225 km radius) which orbits its star in 73721 Earth days, one day on UBC166.4 lasts 9 Earth hours. Its average temperature is 1480 K (1207 C), its atmosphere mainly consists of hydrogen, helium and it has 118 moons.
UBC166.5 is a medium gas giant (38674 km radius) which orbits its star in 135434 Earth days, one day on UBC166.5 lasts 9 Earth hours. Its average temperature is 1867 K (1594 C), its atmosphere mainly consists of hydrogen, helium and it has 134 moons.
UBC166.6 is a large gas giant (66712 km radius) which orbits its star in 248809 Earth days, one day on UBC166.6 lasts 9 Earth hours. Its average temperature is 1159 K (886 C), its atmosphere mainly consists of hydrogen, helium and it has 137 moons.
UBC166.7 is a medium gas giant (27264 km radius) which orbits its star in 457092 Earth days, one day on UBC166.7 lasts 9 Earth hours. Its average temperature is 1203 K (930 C), its atmosphere mainly consists of hydrogen and it has 158 moons.
UBC166.8 is a large gas giant (74028 km radius) which orbits its star in 839732 Earth days, one day on UBC166.8 lasts 9 Earth hours. Its average temperature is 1897 K (1624 C), its atmosphere mainly consists of hydrogen, helium and it has 87 moons.
UBC166.9 is a small terrestrial planetoid (1761 km radius) which orbits its star in 1103856 Earth days, one day on UBC166.9 lasts 90 Earth hours. Its average temperature is 1375 K (1102 C), its atmosphere mainly consists of and it has 13 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:UBC166.1UBC166.2UBC166.3UBC166.4UBC166.5
distance from star:39*106 km126*106 km728*106 km2389*106 km3584*106 km
radius:4823 km9568 km66618 km53225 km38674 km
mass:897*1021 kg7007*1021 kg2365183*1021 kg1206249*1021 kg462750*1021 kg
surface gravity: 2.57 m/s2
0.26 Earths
5.10 m/s2
0.52 Earths
35.5 m/s2
3.62 Earths
28.4 m/s2
2.90 Earths
20.6 m/s2
2.10 Earths
escape velocity:4.982 km/s9.887 km/s68.84 km/s55.00 km/s39.96 km/s
year: 194 UBC166.1 days
154 Earth days
1957 UBC166.2 days
897 Earth days
33112 UBC166.3 days
12417 Earth days
196589 UBC166.4 days
73721 Earth days
361157 UBC166.5 days
135434 Earth days
day:19 hrs11 hrs9 hrs9 hrs9 hrs
axial tilt:88°29°
temperature:569 K
296 C
1676 K
1403 C
1708 K
1435 C
1480 K
1207 C
1867 K
1594 C
atmosphere:75% N2
25% O2
0% other
85% H2
15% He
0% other
91% H2
9% He
0% other
89% H2
11% He
0% other
78% H2
22% He
0% other
moons:284108118134
rings:4230020

planet:UBC166.6UBC166.7UBC166.8UBC166.9
distance from star:5376*106 km8064*106 km12096*106 km14515*106 km
radius:66712 km27264 km74028 km1761 km
mass:2375209*1021 kg162128*1021 kg3245473*1021 kg43*1021 kg
surface gravity: 35.6 m/s2
3.64 Earths
14.5 m/s2
1.48 Earths
39.5 m/s2
4.03 Earths
0.92 m/s2
0.09 Earths
escape velocity:68.93 km/s28.17 km/s76.49 km/s1.805 km/s
year: 663490 UBC166.6 days
248809 Earth days
1218912 UBC166.7 days
457092 Earth days
2239285 UBC166.8 days
839732 Earth days
294361 UBC166.9 days
1103856 Earth days
day:9 hrs9 hrs9 hrs90 hrs
axial tilt:76°
temperature:1159 K
886 C
1203 K
930 C
1897 K
1624 C
1375 K
1102 C
atmosphere:82% H2
18% He
0% other
91% H2
9% He
0% other
87% H2
13% He
0% other
100% other
moons:1371588713
rings:111590

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