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MCG654: yellow dwarf star with 16 planets

  MCG654.1   MCG654.2   MCG654.3   MCG654.4   MCG654.5   MCG654.6   MCG654.7  
MCG654.8
 
MCG654.9
  MCG654.10   MCG654.11  
MCG654.12
 
MCG654.13
 
MCG654.14
 
MCG654.15
 
MCG654.16
 

Solar system 'MCG654' comprises the star 'MCG654' and the retinue of celestial objects gravitationally bound to it: 16 planets and their 1029 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCG654', a yellow dwarf class star that contains about 99.38% of the system's known mass and dominates it gravitationally. MCG654 is located more than 2578 lightyears from the center of the galaxy.

MCG654.6, the sixth planet in this system, may feature life forms. Its average temperature is 306K (33C) and it's atmosphere contains 36% of oxygen. One year on MCG654.6 lasts 1250 days, one day lasts 19 hours. It's diameter is 17712 km, 1.3 times the diameter of the Earth.

This solar system comprises 16 planets

MCG654.1 is a large terrestrial planet (7790 km radius) which orbits its star in 10 Earth days, one day on MCG654.1 lasts 20 Earth hours. Its average temperature is 1849 K (1576 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
MCG654.2 is a small terrestrial planet (3372 km radius) which orbits its star in 105 Earth days, one day on MCG654.2 lasts 38 Earth hours. Its average temperature is 1379 K (1106 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MCG654.3 is a very large terrestrial planet (11612 km radius) which orbits its star in 193 Earth days, one day on MCG654.3 lasts 17 Earth hours. Its average temperature is 1838 K (1565 C), its atmosphere mainly consists of nitrogen, oxygen and it has 25 moons.
MCG654.4 is a very small terrestrial planet (2759 km radius) which orbits its star in 355 Earth days, one day on MCG654.4 lasts 48 Earth hours. Its average temperature is 1089 K (816 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
MCG654.5 is a small terrestrial planet (4761 km radius) which orbits its star in 653 Earth days, one day on MCG654.5 lasts 27 Earth hours. Its average temperature is 605 K (332 C), its atmosphere mainly consists of nitrogen, oxygen and it has 8 moons.
MCG654.6 is a large terrestrial planet (8856 km radius) which orbits its star in 1250 Earth days, one day on MCG654.6 lasts 19 Earth hours. Its average temperature is 306 K (33 C), its atmosphere mainly consists of nitrogen, oxygen and it has 22 moons.
MCG654.7 is a large terrestrial planet (7163 km radius) which orbits its star in 2296 Earth days, one day on MCG654.7 lasts 20 Earth hours. Its average temperature is 158 K (-115 C), its atmosphere mainly consists of nitrogen, oxygen and it has 3 moons.
MCG654.8 is a large gas giant (46860 km radius) which orbits its star in 49159 Earth days, one day on MCG654.8 lasts 16 Earth hours. Its average temperature is 1658 K (1385 C), its atmosphere mainly consists of hydrogen, helium and it has 108 moons.
MCG654.9 is a large gas giant (53500 km radius) which orbits its star in 90312 Earth days, one day on MCG654.9 lasts 16 Earth hours. Its average temperature is 1796 K (1523 C), its atmosphere mainly consists of hydrogen and it has 138 moons.
MCG654.10 is a medium gas giant (20063 km radius) which orbits its star in 165914 Earth days, one day on MCG654.10 lasts 16 Earth hours. Its average temperature is 1848 K (1575 C), its atmosphere mainly consists of hydrogen and it has 90 moons.
MCG654.11 is a large gas giant (59334 km radius) which orbits its star in 304804 Earth days, one day on MCG654.11 lasts 16 Earth hours. Its average temperature is 1617 K (1344 C), its atmosphere mainly consists of hydrogen, helium and it has 129 moons.
MCG654.12 is a large gas giant (63819 km radius) which orbits its star in 559961 Earth days, one day on MCG654.12 lasts 16 Earth hours. Its average temperature is 1881 K (1608 C), its atmosphere mainly consists of hydrogen, helium and it has 92 moons.
MCG654.13 is a large gas giant (53940 km radius) which orbits its star in 1028714 Earth days, one day on MCG654.13 lasts 16 Earth hours. Its average temperature is 1617 K (1344 C), its atmosphere mainly consists of hydrogen and it has 108 moons.
MCG654.14 is a massive terrestrial planet (16368 km radius) which orbits its star in 1889868 Earth days, one day on MCG654.14 lasts 16 Earth hours. Its average temperature is 1907 K (1634 C), its atmosphere mainly consists of hydrogen and it has 146 moons.
MCG654.15 is a large terrestrial planet (7090 km radius) which orbits its star in 3471910 Earth days, one day on MCG654.15 lasts 20 Earth hours. Its average temperature is 1548 K (1275 C), its atmosphere mainly consists of hydrogen and it has 99 moons.
MCG654.16 is a medium gas giant (27028 km radius) which orbits its star in 6378306 Earth days, one day on MCG654.16 lasts 16 Earth hours. Its average temperature is 1343 K (1070 C), its atmosphere mainly consists of hydrogen and it has 60 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MCG654.1MCG654.2MCG654.3MCG654.4MCG654.5
distance from star:6*106 km30*106 km45*106 km68*106 km102*106 km
radius:7790 km3372 km11612 km2759 km4761 km
mass:3781*1021 kg306*1021 kg12525*1021 kg168*1021 kg863*1021 kg
surface gravity: 4.15 m/s2
0.42 Earths
1.79 m/s2
0.18 Earths
6.19 m/s2
0.63 Earths
1.47 m/s2
0.15 Earths
2.54 m/s2
0.25 Earths
escape velocity:8.049 km/s3.480 km/s11.99 km/s2.850 km/s4.918 km/s
year: 12 MCG654.1 days
10 Earth days
66 MCG654.2 days
105 Earth days
272 MCG654.3 days
193 Earth days
177 MCG654.4 days
355 Earth days
580 MCG654.5 days
653 Earth days
day:20 hrs38 hrs17 hrs48 hrs27 hrs
axial tilt:23°17°28°12°
temperature:1849 K
1576 C
1379 K
1106 C
1838 K
1565 C
1089 K
816 C
605 K
332 C
atmosphere:67% N2
33% O2
0% other
69% N2
29% O2
2% CO2
0% other
4% H2
3% He
44% N2
48% O2
1% CO2
0% other
85% N2
5% O2
10% CO2
0% other
6% H2
1% He
51% N2
40% O2
2% CO2
0% other
moons:102508
rings:00000

planet:MCG654.6MCG654.7MCG654.8MCG654.9MCG654.10
distance from star:157*106 km236*106 km1823*106 km2735*106 km4103*106 km
radius:8856 km7163 km46860 km53500 km20063 km
mass:5556*1021 kg2940*1021 kg823183*1021 kg1225043*1021 kg64606*1021 kg
surface gravity: 4.72 m/s2
0.48 Earths
3.82 m/s2
0.39 Earths
25.0 m/s2
2.55 Earths
28.5 m/s2
2.91 Earths
10.7 m/s2
1.09 Earths
escape velocity:9.151 km/s7.401 km/s48.42 km/s55.28 km/s20.73 km/s
year: 1578 MCG654.6 days
1250 Earth days
2755 MCG654.7 days
2296 Earth days
73738 MCG654.8 days
49159 Earth days
135468 MCG654.9 days
90312 Earth days
248871 MCG654.10 days
165914 Earth days
day:19 hrs20 hrs16 hrs16 hrs16 hrs
axial tilt:24°
temperature:306 K
33 C
158 K
-115 C
1658 K
1385 C
1796 K
1523 C
1848 K
1575 C
atmosphere:10% H2
3% He
51% N2
36% O2
0% other
89% N2
11% O2
0% other
87% H2
13% He
0% other
93% H2
7% He
0% other
92% H2
8% He
0% other
moons:22310813890
rings:001930

planet:MCG654.11MCG654.12MCG654.13MCG654.14MCG654.15
distance from star:6155*106 km9232*106 km13849*106 km20773*106 km31160*106 km
radius:59334 km63819 km53940 km16368 km7090 km
mass:1671093*1021 kg2079409*1021 kg1255517*1021 kg35081*1021 kg2851*1021 kg
surface gravity: 31.6 m/s2
3.23 Earths
34.0 m/s2
3.47 Earths
28.8 m/s2
2.94 Earths
8.73 m/s2
0.89 Earths
3.78 m/s2
0.38 Earths
escape velocity:61.31 km/s65.94 km/s55.74 km/s16.91 km/s7.326 km/s
year: 457206 MCG654.11 days
304804 Earth days
839941 MCG654.12 days
559961 Earth days
1543071 MCG654.13 days
1028714 Earth days
2834802 MCG654.14 days
1889868 Earth days
4166292 MCG654.15 days
3471910 Earth days
day:16 hrs16 hrs16 hrs16 hrs20 hrs
axial tilt:
temperature:1617 K
1344 C
1881 K
1608 C
1617 K
1344 C
1907 K
1634 C
1548 K
1275 C
atmosphere:84% H2
16% He
0% other
79% H2
21% He
0% other
90% H2
10% He
0% other
95% H2
5% He
0% other
94% H2
6% He
0% other
moons:1299210814699
rings:0217921

planet:MCG654.16
distance from star:46740*106 km
radius:27028 km
mass:157954*1021 kg
surface gravity: 14.4 m/s2
1.47 Earths
escape velocity:27.93 km/s
year: 9567459 MCG654.16 days
6378306 Earth days
day:16 hrs
axial tilt:
temperature:1343 K
1070 C
atmosphere:95% H2
5% He
0% other
moons:60
rings:15

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