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MHC118: red dwarf star with 12 planets

  MHC118.1   MHC118.2  
MHC118.3
  MHC118.4   MHC118.5  
MHC118.6
  MHC118.7  
MHC118.8
 
MHC118.9
 
MHC118.10
 
MHC118.11
  MHC118.12  

Solar system 'MHC118' comprises the star 'MHC118' and the retinue of celestial objects gravitationally bound to it: 12 planets and their 354 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MHC118', a red dwarf class star that contains about 99.54% of the system's known mass and dominates it gravitationally. MHC118 is located more than 3885 lightyears from the center of the galaxy.

This solar system comprises 12 planets

MHC118.1 is a medium terrestrial planet (6264 km radius) which orbits its star in 218 Earth days, one day on MHC118.1 lasts 18 Earth hours. Its average temperature is 476 K (203 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
MHC118.2 is a small terrestrial planet (3721 km radius) which orbits its star in 401 Earth days, one day on MHC118.2 lasts 30 Earth hours. Its average temperature is 423 K (150 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
MHC118.3 is a large terrestrial planet (8195 km radius) which orbits its star in 1224 Earth days, one day on MHC118.3 lasts 15 Earth hours. Its average temperature is 143 K (-130 C), its atmosphere mainly consists of nitrogen, oxygen and it has 20 moons.
MHC118.4 is a medium terrestrial planet (6642 km radius) which orbits its star in 2249 Earth days, one day on MHC118.4 lasts 17 Earth hours. Its average temperature is 85 K (-188 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 4 moons.
MHC118.5 is a small terrestrial planet (4758 km radius) which orbits its star in 4132 Earth days, one day on MHC118.5 lasts 23 Earth hours. Its average temperature is 47 K (-226 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 2 moons.
MHC118.6 is a medium terrestrial planet (5593 km radius) which orbits its star in 7591 Earth days, one day on MHC118.6 lasts 19 Earth hours. Its average temperature is 25 K (-248 C), its atmosphere mainly consists of nitrogen, oxygen and it has 17 moons.
MHC118.7 is a very small terrestrial planet (2521 km radius) which orbits its star in 13946 Earth days, one day on MHC118.7 lasts 51 Earth hours. Its average temperature is 13 K (-260 C), its atmosphere mainly consists of nitrogen and it has 6 moons.
MHC118.8 is a small terrestrial planet (4545 km radius) which orbits its star in 25620 Earth days, one day on MHC118.8 lasts 24 Earth hours. Its average temperature is 6 K (-267 C), its atmosphere mainly consists of nitrogen, oxygen and it has 24 moons.
MHC118.9 is a large gas giant (42975 km radius) which orbits its star in 96599 Earth days, one day on MHC118.9 lasts 12 Earth hours. Its average temperature is 1263 K (990 C), its atmosphere mainly consists of hydrogen and it has 80 moons.
MHC118.10 is a large gas giant (79076 km radius) which orbits its star in 177465 Earth days, one day on MHC118.10 lasts 12 Earth hours. Its average temperature is 1062 K (789 C), its atmosphere mainly consists of hydrogen, helium and it has 51 moons.
MHC118.11 is a medium gas giant (32658 km radius) which orbits its star in 326024 Earth days, one day on MHC118.11 lasts 12 Earth hours. Its average temperature is 1168 K (895 C), its atmosphere mainly consists of hydrogen, helium and it has 123 moons.
MHC118.12 is a large terrestrial planet (7426 km radius) which orbits its star in 428570 Earth days, one day on MHC118.12 lasts 16 Earth hours. Its average temperature is 1293 K (1020 C), its atmosphere mainly consists of and it has 24 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MHC118.1MHC118.2MHC118.3MHC118.4MHC118.5
distance from star:49*106 km74*106 km155*106 km233*106 km349*106 km
radius:6264 km3721 km8195 km6642 km4758 km
mass:1966*1021 kg412*1021 kg4402*1021 kg2344*1021 kg861*1021 kg
surface gravity: 3.34 m/s2
0.34 Earths
1.98 m/s2
0.20 Earths
4.37 m/s2
0.44 Earths
3.54 m/s2
0.36 Earths
2.53 m/s2
0.25 Earths
escape velocity:6.472 km/s3.844 km/s8.467 km/s6.863 km/s4.914 km/s
year: 290 MHC118.1 days
218 Earth days
320 MHC118.2 days
401 Earth days
1958 MHC118.3 days
1224 Earth days
3175 MHC118.4 days
2249 Earth days
4311 MHC118.5 days
4132 Earth days
day:18 hrs30 hrs15 hrs17 hrs23 hrs
axial tilt:117°11°273°166°
temperature:476 K
203 C
423 K
150 C
143 K
-130 C
85 K
-188 C
47 K
-226 C
atmosphere:6% H2
2% He
58% N2
32% O2
2% CO2
0% other
3% H2
1% He
68% N2
25% O2
3% CO2
0% other
61% N2
39% O2
0% other
14% H2
2% He
42% N2
41% O2
1% CO2
0% other
82% N2
6% O2
12% CO2
0% other
moons:122042
rings:00600

planet:MHC118.6MHC118.7MHC118.8MHC118.9MHC118.10
distance from star:524*106 km787*106 km1181*106 km2861*106 km4291*106 km
radius:5593 km2521 km4545 km42975 km79076 km
mass:1399*1021 kg128*1021 kg751*1021 kg634947*1021 kg3955706*1021 kg
surface gravity: 2.98 m/s2
0.30 Earths
1.34 m/s2
0.13 Earths
2.42 m/s2
0.24 Earths
22.9 m/s2
2.34 Earths
42.2 m/s2
4.31 Earths
escape velocity:5.778 km/s2.603 km/s4.696 km/s44.40 km/s81.71 km/s
year: 9588 MHC118.6 days
7591 Earth days
6562 MHC118.7 days
13946 Earth days
25620 MHC118.8 days
25620 Earth days
193198 MHC118.9 days
96599 Earth days
354930 MHC118.10 days
177465 Earth days
day:19 hrs51 hrs24 hrs12 hrs12 hrs
axial tilt:29°29°15°
temperature:25 K
-248 C
13 K
-260 C
6 K
-267 C
1263 K
990 C
1062 K
789 C
atmosphere:10% H2
2% He
61% N2
27% O2
0% other
89% N2
7% O2
4% CO2
0% other
4% H2
1% He
71% N2
24% O2
0% other
90% H2
10% He
0% other
89% H2
11% He
0% other
moons:176248051
rings:405139

planet:MHC118.11MHC118.12
distance from star:6437*106 km7725*106 km
radius:32658 km7426 km
mass:278649*1021 kg3276*1021 kg
surface gravity: 17.4 m/s2
1.77 Earths
3.96 m/s2
0.40 Earths
escape velocity:33.74 km/s7.673 km/s
year: 652048 MHC118.11 days
326024 Earth days
642855 MHC118.12 days
428570 Earth days
day:12 hrs16 hrs
axial tilt:16°
temperature:1168 K
895 C
1293 K
1020 C
atmosphere:88% H2
12% He
0% other
100% other
moons:12324
rings:100

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