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NKA172: red dwarf star with 7 planets

  NKA172.1  
NKA172.2
 
NKA172.3
 
NKA172.4
  NKA172.5   NKA172.6  
NKA172.7
 

Solar system 'NKA172' comprises the star 'NKA172' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 712 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'NKA172', a red dwarf class star that contains about 99.22% of the system's known mass and dominates it gravitationally. NKA172 is located more than 3435 lightyears from the center of the galaxy.

This solar system comprises 7 planets

NKA172.1 is a small terrestrial planet (4967 km radius) which orbits its star in 34 Earth days, one day on NKA172.1 lasts 17 Earth hours. Its average temperature is 1409 K (1136 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
NKA172.2 is a large gas giant (64870 km radius) which orbits its star in 35808 Earth days, one day on NKA172.2 lasts 7 Earth hours. Its average temperature is 1309 K (1036 C), its atmosphere mainly consists of hydrogen, helium and it has 121 moons.
NKA172.3 is a large gas giant (76332 km radius) which orbits its star in 95636 Earth days, one day on NKA172.3 lasts 7 Earth hours. Its average temperature is 1350 K (1077 C), its atmosphere mainly consists of hydrogen and it has 46 moons.
NKA172.4 is a large gas giant (60900 km radius) which orbits its star in 197175 Earth days, one day on NKA172.4 lasts 7 Earth hours. Its average temperature is 1182 K (909 C), its atmosphere mainly consists of hydrogen and it has 180 moons.
NKA172.5 is a medium gas giant (24576 km radius) which orbits its star in 362234 Earth days, one day on NKA172.5 lasts 7 Earth hours. Its average temperature is 1657 K (1384 C), its atmosphere mainly consists of hydrogen, helium and it has 131 moons.
NKA172.6 is a large gas giant (47728 km radius) which orbits its star in 665467 Earth days, one day on NKA172.6 lasts 7 Earth hours. Its average temperature is 1158 K (885 C), its atmosphere mainly consists of hydrogen, helium and it has 120 moons.
NKA172.7 is a large terrestrial planet (8488 km radius) which orbits its star in 1222541 Earth days, one day on NKA172.7 lasts 10 Earth hours. Its average temperature is 1047 K (774 C), its atmosphere mainly consists of hydrogen, helium and it has 114 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:NKA172.1NKA172.2NKA172.3NKA172.4NKA172.5
distance from star:14*106 km1476*106 km2842*106 km4603*106 km6905*106 km
radius:4967 km64870 km76332 km60900 km24576 km
mass:980*1021 kg2183844*1021 kg3558032*1021 kg1806932*1021 kg118747*1021 kg
surface gravity: 2.65 m/s2
0.27 Earths
34.6 m/s2
3.53 Earths
40.7 m/s2
4.16 Earths
32.5 m/s2
3.32 Earths
13.1 m/s2
1.33 Earths
escape velocity:5.131 km/s67.03 km/s78.88 km/s62.93 km/s25.39 km/s
year: 48 NKA172.1 days
34 Earth days
122770 NKA172.2 days
35808 Earth days
327894 NKA172.3 days
95636 Earth days
676028 NKA172.4 days
197175 Earth days
1241945 NKA172.5 days
362234 Earth days
day:17 hrs7 hrs7 hrs7 hrs7 hrs
axial tilt:
temperature:1409 K
1136 C
1309 K
1036 C
1350 K
1077 C
1182 K
909 C
1657 K
1384 C
atmosphere:71% N2
27% O2
2% CO2
0% other
81% H2
19% He
0% other
96% H2
4% He
0% other
100% H2
0% other
80% H2
20% He
0% other
moons:012146180131
rings:0195170

planet:NKA172.6NKA172.7
distance from star:10358*106 km15538*106 km
radius:47728 km8488 km
mass:869780*1021 kg4892*1021 kg
surface gravity: 25.4 m/s2
2.59 Earths
4.53 m/s2
0.46 Earths
escape velocity:49.32 km/s8.771 km/s
year: 2281601 NKA172.6 days
665467 Earth days
2934098 NKA172.7 days
1222541 Earth days
day:7 hrs10 hrs
axial tilt:
temperature:1158 K
885 C
1047 K
774 C
atmosphere:79% H2
21% He
0% other
77% H2
23% He
0% other
moons:120114
rings:09

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