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UKK873: red giant star with 6 planets

  UKK873.1   UKK873.2   UKK873.3   UKK873.4   UKK873.5  
UKK873.6
 

Solar system 'UKK873' comprises the star 'UKK873' and the retinue of celestial objects gravitationally bound to it: 6 planets and their 150 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'UKK873', a red giant class star that contains about 99.98% of the system's known mass and dominates it gravitationally. UKK873 is located more than 1440 lightyears from the center of the galaxy.

UKK873.3, the third planet in this system, may feature life forms. Its average temperature is 278K (5C) and it's atmosphere contains 23% of oxygen. One year on UKK873.3 lasts 756 days, one day lasts 9 hours. It's diameter is 16266 km, 1.2 times the diameter of the Earth.

This solar system comprises 6 planets

UKK873.1 is a medium terrestrial planet (5523 km radius) which orbits its star in 224 Earth days, one day on UKK873.1 lasts 14 Earth hours. Its average temperature is 470 K (197 C), its atmosphere mainly consists of nitrogen, oxygen and it has 5 moons.
UKK873.2 is a very large terrestrial planet (11833 km radius) which orbits its star in 411 Earth days, one day on UKK873.2 lasts 7 Earth hours. Its average temperature is 418 K (145 C), its atmosphere mainly consists of nitrogen, oxygen and it has 26 moons.
UKK873.3 is a large terrestrial planet (8133 km radius) which orbits its star in 756 Earth days, one day on UKK873.3 lasts 9 Earth hours. Its average temperature is 278 K (5 C), its atmosphere mainly consists of nitrogen, oxygen and it has 37 moons.
UKK873.4 is a very small terrestrial planet (2687 km radius) which orbits its star in 1389 Earth days, one day on UKK873.4 lasts 40 Earth hours. Its average temperature is 165 K (-108 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 0 moons.
UKK873.5 is a large terrestrial planet (7464 km radius) which orbits its star in 2601 Earth days, one day on UKK873.5 lasts 10 Earth hours. Its average temperature is 1705 K (1432 C), its atmosphere mainly consists of hydrogen, helium and it has 34 moons.
UKK873.6 is a medium gas giant (24474 km radius) which orbits its star in 21931 Earth days, one day on UKK873.6 lasts 6 Earth hours. Its average temperature is 1166 K (893 C), its atmosphere mainly consists of hydrogen and it has 48 moons.
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Planetary Orbits

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Planetary Statistics

planet:UKK873.1UKK873.2UKK873.3UKK873.4UKK873.5
distance from star:50*106 km75*106 km112*106 km169*106 km257*106 km
radius:5523 km11833 km8133 km2687 km7464 km
mass:1347*1021 kg13254*1021 kg4303*1021 kg155*1021 kg3326*1021 kg
surface gravity: 2.94 m/s2
0.30 Earths
6.31 m/s2
0.64 Earths
4.34 m/s2
0.44 Earths
1.43 m/s2
0.14 Earths
3.98 m/s2
0.40 Earths
escape velocity:5.705 km/s12.22 km/s8.403 km/s2.774 km/s7.712 km/s
year: 384 UKK873.1 days
224 Earth days
1409 UKK873.2 days
411 Earth days
2016 UKK873.3 days
756 Earth days
833 UKK873.4 days
1389 Earth days
6242 UKK873.5 days
2601 Earth days
day:14 hrs7 hrs9 hrs40 hrs10 hrs
axial tilt:249°38°
temperature:470 K
197 C
418 K
145 C
278 K
5 C
165 K
-108 C
1705 K
1432 C
atmosphere:6% H2
3% He
44% N2
45% O2
2% CO2
0% other
7% H2
2% He
51% N2
40% O2
0% other
1% H2
1% He
72% N2
23% O2
3% CO2
0% other
13% H2
3% He
42% N2
42% O2
0% other
89% H2
11% He
0% other
moons:52637034
rings:00000

planet:UKK873.6
distance from star:1064*106 km
radius:24474 km
mass:117274*1021 kg
surface gravity: 13.0 m/s2
1.32 Earths
escape velocity:25.29 km/s
year: 87724 UKK873.6 days
21931 Earth days
day:6 hrs
axial tilt:
temperature:1166 K
893 C
atmosphere:91% H2
9% He
0% other
moons:48
rings:24

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