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MCG443: red dwarf star with 8 planets

  MCG443.1   MCG443.2   MCG443.3  
MCG443.4
  MCG443.5  
MCG443.6
  MCG443.7   MCG443.8  

Solar system 'MCG443' comprises the star 'MCG443' and the retinue of celestial objects gravitationally bound to it: 8 planets and their 541 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCG443', a red dwarf class star that contains about 99.39% of the system's known mass and dominates it gravitationally. MCG443 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 8 planets

MCG443.1 is a very large terrestrial planet (10967 km radius) which orbits its star in 380 Earth days, one day on MCG443.1 lasts 10 Earth hours. Its average temperature is 151 K (-122 C), its atmosphere mainly consists of nitrogen and it has 26 moons.
MCG443.2 is a very large terrestrial planet (10927 km radius) which orbits its star in 699 Earth days, one day on MCG443.2 lasts 10 Earth hours. Its average temperature is 135 K (-138 C), its atmosphere mainly consists of nitrogen, oxygen and it has 5 moons.
MCG443.3 is a very large terrestrial planet (10755 km radius) which orbits its star in 1284 Earth days, one day on MCG443.3 lasts 10 Earth hours. Its average temperature is 90 K (-183 C), its atmosphere mainly consists of nitrogen, oxygen and it has 37 moons.
MCG443.4 is a medium gas giant (38008 km radius) which orbits its star in 58420 Earth days, one day on MCG443.4 lasts 8 Earth hours. Its average temperature is 1462 K (1189 C), its atmosphere mainly consists of hydrogen and it has 161 moons.
MCG443.5 is a large gas giant (76248 km radius) which orbits its star in 178314 Earth days, one day on MCG443.5 lasts 8 Earth hours. Its average temperature is 1361 K (1088 C), its atmosphere mainly consists of hydrogen and it has 86 moons.
MCG443.6 is a massive terrestrial planet (16610 km radius) which orbits its star in 327584 Earth days, one day on MCG443.6 lasts 8 Earth hours. Its average temperature is 1025 K (752 C), its atmosphere mainly consists of hydrogen and it has 72 moons.
MCG443.7 is a medium gas giant (34214 km radius) which orbits its star in 601811 Earth days, one day on MCG443.7 lasts 8 Earth hours. Its average temperature is 1490 K (1217 C), its atmosphere mainly consists of hydrogen and it has 123 moons.
MCG443.8 is a large terrestrial planet (7488 km radius) which orbits its star in 791102 Earth days, one day on MCG443.8 lasts 12 Earth hours. Its average temperature is 1623 K (1350 C), its atmosphere mainly consists of and it has 31 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MCG443.1MCG443.2MCG443.3MCG443.4MCG443.5
distance from star:71*106 km107*106 km160*106 km2046*106 km4305*106 km
radius:10967 km10927 km10755 km38008 km76248 km
mass:10552*1021 kg10437*1021 kg9952*1021 kg439253*1021 kg3546299*1021 kg
surface gravity: 5.85 m/s2
0.59 Earths
5.83 m/s2
0.59 Earths
5.74 m/s2
0.58 Earths
20.2 m/s2
2.06 Earths
40.7 m/s2
4.16 Earths
escape velocity:11.33 km/s11.29 km/s11.11 km/s39.27 km/s78.79 km/s
year: 912 MCG443.1 days
380 Earth days
1677 MCG443.2 days
699 Earth days
3081 MCG443.3 days
1284 Earth days
175260 MCG443.4 days
58420 Earth days
534942 MCG443.5 days
178314 Earth days
day:10 hrs10 hrs10 hrs8 hrs8 hrs
axial tilt:27°29°61°
temperature:151 K
-122 C
135 K
-138 C
90 K
-183 C
1462 K
1189 C
1361 K
1088 C
atmosphere:89% N2
10% O2
1% CO2
0% other
1% H2
1% He
49% N2
49% O2
0% other
6% H2
1% He
46% N2
46% O2
1% CO2
0% other
93% H2
7% He
0% other
98% H2
2% He
0% other
moons:2653716186
rings:000230

planet:MCG443.6MCG443.7MCG443.8
distance from star:6458*106 km9687*106 km11624*106 km
radius:16610 km34214 km7488 km
mass:36660*1021 kg320406*1021 kg3358*1021 kg
surface gravity: 8.86 m/s2
0.90 Earths
18.2 m/s2
1.86 Earths
3.99 m/s2
0.40 Earths
escape velocity:17.16 km/s35.35 km/s7.737 km/s
year: 982752 MCG443.6 days
327584 Earth days
1805433 MCG443.7 days
601811 Earth days
1582204 MCG443.8 days
791102 Earth days
day:8 hrs8 hrs12 hrs
axial tilt:
temperature:1025 K
752 C
1490 K
1217 C
1623 K
1350 C
atmosphere:95% H2
5% He
0% other
92% H2
8% He
0% other
100% other
moons:7212331
rings:800

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