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MCA681: red dwarf star with 11 planets

  MCA681.1  
MCA681.2
  MCA681.3  
MCA681.4
 
MCA681.5
 
MCA681.6
 
MCA681.7
 
MCA681.8
 
MCA681.9
  MCA681.10  
MCA681.11
 

Solar system 'MCA681' comprises the star 'MCA681' and the retinue of celestial objects gravitationally bound to it: 11 planets and their 975 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCA681', a red dwarf class star that contains about 99.09% of the system's known mass and dominates it gravitationally. MCA681 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 11 planets

MCA681.1 is a very large terrestrial planet (10040 km radius) which orbits its star in 172 Earth days, one day on MCA681.1 lasts 13 Earth hours. Its average temperature is 692 K (419 C), its atmosphere mainly consists of nitrogen and it has 14 moons.
MCA681.2 is a medium gas giant (22841 km radius) which orbits its star in 14701 Earth days, one day on MCA681.2 lasts 11 Earth hours. Its average temperature is 1745 K (1472 C), its atmosphere mainly consists of hydrogen and it has 108 moons.
MCA681.3 is a large gas giant (54280 km radius) which orbits its star in 81310 Earth days, one day on MCA681.3 lasts 11 Earth hours. Its average temperature is 1119 K (846 C), its atmosphere mainly consists of hydrogen and it has 45 moons.
MCA681.4 is a large gas giant (59597 km radius) which orbits its star in 199142 Earth days, one day on MCA681.4 lasts 11 Earth hours. Its average temperature is 1202 K (929 C), its atmosphere mainly consists of hydrogen, helium and it has 94 moons.
MCA681.5 is a medium gas giant (28539 km radius) which orbits its star in 365848 Earth days, one day on MCA681.5 lasts 11 Earth hours. Its average temperature is 1999 K (1726 C), its atmosphere mainly consists of hydrogen, helium and it has 91 moons.
MCA681.6 is a large gas giant (61233 km radius) which orbits its star in 672106 Earth days, one day on MCA681.6 lasts 11 Earth hours. Its average temperature is 1544 K (1271 C), its atmosphere mainly consists of hydrogen, helium and it has 95 moons.
MCA681.7 is a large gas giant (64715 km radius) which orbits its star in 1234739 Earth days, one day on MCA681.7 lasts 11 Earth hours. Its average temperature is 1036 K (763 C), its atmosphere mainly consists of hydrogen and it has 100 moons.
MCA681.8 is a medium gas giant (25898 km radius) which orbits its star in 2268361 Earth days, one day on MCA681.8 lasts 11 Earth hours. Its average temperature is 1926 K (1653 C), its atmosphere mainly consists of hydrogen and it has 133 moons.
MCA681.9 is a large gas giant (49271 km radius) which orbits its star in 4167245 Earth days, one day on MCA681.9 lasts 11 Earth hours. Its average temperature is 1988 K (1715 C), its atmosphere mainly consists of hydrogen, helium and it has 114 moons.
MCA681.10 is a large gas giant (63556 km radius) which orbits its star in 7655718 Earth days, one day on MCA681.10 lasts 11 Earth hours. Its average temperature is 1319 K (1046 C), its atmosphere mainly consists of hydrogen and it has 156 moons.
MCA681.11 is a small terrestrial planet (4610 km radius) which orbits its star in 10063703 Earth days, one day on MCA681.11 lasts 22 Earth hours. Its average temperature is 1161 K (888 C), its atmosphere mainly consists of and it has 25 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MCA681.1MCA681.2MCA681.3MCA681.4MCA681.5
distance from star:42*106 km815*106 km2550*106 km4634*106 km6951*106 km
radius:10040 km22841 km54280 km59597 km28539 km
mass:8096*1021 kg95331*1021 kg1279409*1021 kg1693414*1021 kg185954*1021 kg
surface gravity: 5.36 m/s2
0.54 Earths
12.1 m/s2
1.23 Earths
28.9 m/s2
2.95 Earths
31.8 m/s2
3.25 Earths
15.2 m/s2
1.55 Earths
escape velocity:10.37 km/s23.60 km/s56.09 km/s61.58 km/s29.49 km/s
year: 317 MCA681.1 days
172 Earth days
32074 MCA681.2 days
14701 Earth days
177403 MCA681.3 days
81310 Earth days
434491 MCA681.4 days
199142 Earth days
798213 MCA681.5 days
365848 Earth days
day:13 hrs11 hrs11 hrs11 hrs11 hrs
axial tilt:235°83°
temperature:692 K
419 C
1745 K
1472 C
1119 K
846 C
1202 K
929 C
1999 K
1726 C
atmosphere:88% N2
9% O2
3% CO2
0% other
91% H2
9% He
0% other
90% H2
10% He
0% other
76% H2
24% He
0% other
86% H2
14% He
0% other
moons:14108459491
rings:0110420

planet:MCA681.6MCA681.7MCA681.8MCA681.9MCA681.10
distance from star:10427*106 km15641*106 km23462*106 km35193*106 km52789*106 km
radius:61233 km64715 km25898 km49271 km63556 km
mass:1836735*1021 kg2168227*1021 kg138959*1021 kg956894*1021 kg2053807*1021 kg
surface gravity: 32.6 m/s2
3.33 Earths
34.5 m/s2
3.52 Earths
13.8 m/s2
1.41 Earths
26.3 m/s2
2.68 Earths
33.9 m/s2
3.46 Earths
escape velocity:63.27 km/s66.87 km/s26.76 km/s50.91 km/s65.67 km/s
year: 1466413 MCA681.6 days
672106 Earth days
2693976 MCA681.7 days
1234739 Earth days
4949151 MCA681.8 days
2268361 Earth days
9092170 MCA681.9 days
4167245 Earth days
16703384 MCA681.10 days
7655718 Earth days
day:11 hrs11 hrs11 hrs11 hrs11 hrs
axial tilt:83°
temperature:1544 K
1271 C
1036 K
763 C
1926 K
1653 C
1988 K
1715 C
1319 K
1046 C
atmosphere:85% H2
15% He
0% other
99% H2
1% He
0% other
96% H2
4% He
0% other
89% H2
11% He
0% other
97% H2
3% He
0% other
moons:95100133114156
rings:19133200

planet:MCA681.11
distance from star:63347*106 km
radius:4610 km
mass:783*1021 kg
surface gravity: 2.45 m/s2
0.25 Earths
escape velocity:4.761 km/s
year: 10978585 MCA681.11 days
10063703 Earth days
day:22 hrs
axial tilt:11°
temperature:1161 K
888 C
atmosphere:100% other
moons:25
rings:1

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