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MCG474: yellow dwarf star with 10 planets

  MCG474.1   MCG474.2   MCG474.3   MCG474.4  
MCG474.5
 
MCG474.6
 
MCG474.7
 
MCG474.8
  MCG474.9   MCG474.10  

Solar system 'MCG474' is a dual star system that comprises the stars 'MCG474.A' and 'MCG474.B' and the retinue of celestial objects gravitationally bound to them: 10 planets and their 703 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'MCG474.A' and 'MCG474.B' that dominate it gravitationally. 'MCG474.A' is a yellow dwarf class star that contains about 67% of the system's known mass, 'MCG474.B' is a yellow dwarf class star that contains about 32% of the system's known mass.

System 'MCG474' is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 10 planets

MCG474.1 is a small terrestrial planet (3563 km radius) which orbits its star in 103 Earth days, one day on MCG474.1 lasts 29 Earth hours. Its average temperature is 1268 K (995 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MCG474.2 is a very small terrestrial planet (2261 km radius) which orbits its star in 190 Earth days, one day on MCG474.2 lasts 59 Earth hours. Its average temperature is 1127 K (854 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
MCG474.3 is a small terrestrial planet (4707 km radius) which orbits its star in 448 Earth days, one day on MCG474.3 lasts 21 Earth hours. Its average temperature is 1078 K (805 C), its atmosphere mainly consists of nitrogen and it has 5 moons.
MCG474.4 is a small terrestrial planet (4637 km radius) which orbits its star in 824 Earth days, one day on MCG474.4 lasts 21 Earth hours. Its average temperature is 638 K (365 C), its atmosphere mainly consists of nitrogen, oxygen and it has 3 moons.
MCG474.5 is a large gas giant (64892 km radius) which orbits its star in 13422 Earth days, one day on MCG474.5 lasts 10 Earth hours. Its average temperature is 1196 K (923 C), its atmosphere mainly consists of hydrogen, helium and it has 164 moons.
MCG474.6 is a massive terrestrial planet (17121 km radius) which orbits its star in 24658 Earth days, one day on MCG474.6 lasts 10 Earth hours. Its average temperature is 1454 K (1181 C), its atmosphere mainly consists of hydrogen and it has 122 moons.
MCG474.7 is a medium gas giant (36925 km radius) which orbits its star in 45300 Earth days, one day on MCG474.7 lasts 10 Earth hours. Its average temperature is 1245 K (972 C), its atmosphere mainly consists of hydrogen and it has 134 moons.
MCG474.8 is a huge terrestrial planet (14284 km radius) which orbits its star in 83222 Earth days, one day on MCG474.8 lasts 11 Earth hours. Its average temperature is 1278 K (1005 C), its atmosphere mainly consists of hydrogen and it has 174 moons.
MCG474.9 is a small terrestrial planet (3178 km radius) which orbits its star in 109399 Earth days, one day on MCG474.9 lasts 34 Earth hours. Its average temperature is 1851 K (1578 C), its atmosphere mainly consists of and it has 56 moons.
MCG474.10 is a small terrestrial planet (3719 km radius) which orbits its star in 143809 Earth days, one day on MCG474.10 lasts 28 Earth hours. Its average temperature is 1560 K (1287 C), its atmosphere mainly consists of and it has 45 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MCG474.1MCG474.2MCG474.3MCG474.4MCG474.5
distance from star:29*106 km44*106 km79*106 km119*106 km767*106 km
radius:3563 km2261 km4707 km4637 km64892 km
mass:361*1021 kg92*1021 kg834*1021 kg797*1021 kg2186066*1021 kg
surface gravity: 1.89 m/s2
0.19 Earths
1.20 m/s2
0.12 Earths
2.51 m/s2
0.25 Earths
2.47 m/s2
0.25 Earths
34.6 m/s2
3.53 Earths
escape velocity:3.677 km/s2.330 km/s4.863 km/s4.789 km/s67.05 km/s
year: 85 MCG474.1 days
103 Earth days
77 MCG474.2 days
190 Earth days
512 MCG474.3 days
448 Earth days
941 MCG474.4 days
824 Earth days
32212 MCG474.5 days
13422 Earth days
day:29 hrs59 hrs21 hrs21 hrs10 hrs
axial tilt:22°185°11°17°
temperature:1268 K
995 C
1127 K
854 C
1078 K
805 C
638 K
365 C
1196 K
923 C
atmosphere:71% N2
26% O2
3% CO2
0% other
83% N2
8% O2
9% CO2
0% other
89% N2
6% O2
5% CO2
0% other
3% H2
1% He
54% N2
40% O2
2% CO2
0% other
79% H2
21% He
0% other
moons:0053164
rings:000023

planet:MCG474.6MCG474.7MCG474.8MCG474.9MCG474.10
distance from star:1151*106 km1727*106 km2590*106 km3108*106 km3730*106 km
radius:17121 km36925 km14284 km3178 km3719 km
mass:40149*1021 kg402764*1021 kg23315*1021 kg256*1021 kg411*1021 kg
surface gravity: 9.14 m/s2
0.93 Earths
19.7 m/s2
2.01 Earths
7.62 m/s2
0.77 Earths
1.69 m/s2
0.17 Earths
1.98 m/s2
0.20 Earths
escape velocity:17.69 km/s38.15 km/s14.76 km/s3.279 km/s3.840 km/s
year: 59179 MCG474.6 days
24658 Earth days
108720 MCG474.7 days
45300 Earth days
181575 MCG474.8 days
83222 Earth days
77222 MCG474.9 days
109399 Earth days
123264 MCG474.10 days
143809 Earth days
day:10 hrs10 hrs11 hrs34 hrs28 hrs
axial tilt:21°308°
temperature:1454 K
1181 C
1245 K
972 C
1278 K
1005 C
1851 K
1578 C
1560 K
1287 C
atmosphere:96% H2
4% He
0% other
100% H2
0% other
97% H2
3% He
0% other
100% other100% other
moons:1221341745645
rings:1641700

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