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MCA704: red dwarf star with 7 planets

  MCA704.1   MCA704.2   MCA704.3   MCA704.4  
MCA704.5
 
MCA704.6
  MCA704.7  

Solar system 'MCA704' comprises the star 'MCA704' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 432 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCA704', a red dwarf class star that contains about 99.55% of the system's known mass and dominates it gravitationally. MCA704 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 7 planets

MCA704.1 is a medium terrestrial planet (5097 km radius) which orbits its star in 156 Earth days, one day on MCA704.1 lasts 16 Earth hours. Its average temperature is 518 K (245 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
MCA704.2 is a very large terrestrial planet (11269 km radius) which orbits its star in 658 Earth days, one day on MCA704.2 lasts 8 Earth hours. Its average temperature is 152 K (-121 C), its atmosphere mainly consists of nitrogen, oxygen and it has 25 moons.
MCA704.3 is a large terrestrial planet (7688 km radius) which orbits its star in 1209 Earth days, one day on MCA704.3 lasts 11 Earth hours. Its average temperature is 101 K (-172 C), its atmosphere mainly consists of nitrogen, oxygen and it has 25 moons.
MCA704.4 is a medium terrestrial planet (6634 km radius) which orbits its star in 2221 Earth days, one day on MCA704.4 lasts 12 Earth hours. Its average temperature is 60 K (-213 C), its atmosphere mainly consists of nitrogen, oxygen and it has 43 moons.
MCA704.5 is a large gas giant (42005 km radius) which orbits its star in 54277 Earth days, one day on MCA704.5 lasts 7 Earth hours. Its average temperature is 1727 K (1454 C), its atmosphere mainly consists of hydrogen, helium and it has 141 moons.
MCA704.6 is a large gas giant (65594 km radius) which orbits its star in 158981 Earth days, one day on MCA704.6 lasts 7 Earth hours. Its average temperature is 1138 K (865 C), its atmosphere mainly consists of hydrogen, helium and it has 102 moons.
MCA704.7 is a medium gas giant (39164 km radius) which orbits its star in 292067 Earth days, one day on MCA704.7 lasts 7 Earth hours. Its average temperature is 1079 K (806 C), its atmosphere mainly consists of hydrogen, helium and it has 95 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MCA704.1MCA704.2MCA704.3MCA704.4MCA704.5
distance from star:39*106 km102*106 km154*106 km231*106 km1948*106 km
radius:5097 km11269 km7688 km6634 km42005 km
mass:1059*1021 kg11448*1021 kg3635*1021 kg2335*1021 kg592915*1021 kg
surface gravity: 2.72 m/s2
0.27 Earths
6.01 m/s2
0.61 Earths
4.10 m/s2
0.41 Earths
3.54 m/s2
0.36 Earths
22.4 m/s2
2.29 Earths
escape velocity:5.266 km/s11.64 km/s7.944 km/s6.854 km/s43.40 km/s
year: 234 MCA704.1 days
156 Earth days
1974 MCA704.2 days
658 Earth days
2637 MCA704.3 days
1209 Earth days
4442 MCA704.4 days
2221 Earth days
186092 MCA704.5 days
54277 Earth days
day:16 hrs8 hrs11 hrs12 hrs7 hrs
axial tilt:20°23°17°
temperature:518 K
245 C
152 K
-121 C
101 K
-172 C
60 K
-213 C
1727 K
1454 C
atmosphere:3% H2
1% He
59% N2
37% O2
0% other
5% H2
2% He
67% N2
26% O2
0% other
55% N2
45% O2
0% other
83% N2
11% O2
6% CO2
0% other
87% H2
13% He
0% other
moons:1252543141
rings:00002

planet:MCA704.6MCA704.7
distance from star:3988*106 km5982*106 km
radius:65594 km39164 km
mass:2257783*1021 kg480563*1021 kg
surface gravity: 35.0 m/s2
3.57 Earths
20.9 m/s2
2.13 Earths
escape velocity:67.78 km/s40.47 km/s
year: 545077 MCA704.6 days
158981 Earth days
1001372 MCA704.7 days
292067 Earth days
day:7 hrs7 hrs
axial tilt:12°
temperature:1138 K
865 C
1079 K
806 C
atmosphere:88% H2
12% He
0% other
78% H2
22% He
0% other
moons:10295
rings:150

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