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MCA724: red dwarf star with 9 planets

  MCA724.1   MCA724.2   MCA724.3   MCA724.4   MCA724.5   MCA724.6  
MCA724.7
 
MCA724.8
 
MCA724.9
 

Solar system 'MCA724' comprises the star 'MCA724' and the retinue of celestial objects gravitationally bound to it: 9 planets and their 448 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCA724', a red dwarf class star that contains about 99.08% of the system's known mass and dominates it gravitationally. MCA724 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 9 planets

MCA724.1 is a medium terrestrial planet (5075 km radius) which orbits its star in 133 Earth days, one day on MCA724.1 lasts 18 Earth hours. Its average temperature is 589 K (316 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MCA724.2 is a large terrestrial planet (7175 km radius) which orbits its star in 515 Earth days, one day on MCA724.2 lasts 13 Earth hours. Its average temperature is 194 K (-79 C), its atmosphere mainly consists of nitrogen and it has 10 moons.
MCA724.3 is a very large terrestrial planet (11755 km radius) which orbits its star in 1179 Earth days, one day on MCA724.3 lasts 10 Earth hours. Its average temperature is 96 K (-177 C), its atmosphere mainly consists of nitrogen and it has 19 moons.
MCA724.4 is a very large terrestrial planet (11543 km radius) which orbits its star in 2590 Earth days, one day on MCA724.4 lasts 10 Earth hours. Its average temperature is 45 K (-228 C), its atmosphere mainly consists of nitrogen, oxygen and it has 32 moons.
MCA724.5 is a small terrestrial planet (3935 km radius) which orbits its star in 4759 Earth days, one day on MCA724.5 lasts 25 Earth hours. Its average temperature is 25 K (-248 C), its atmosphere mainly consists of nitrogen and it has 13 moons.
MCA724.6 is a large gas giant (79596 km radius) which orbits its star in 121717 Earth days, one day on MCA724.6 lasts 9 Earth hours. Its average temperature is 1518 K (1245 C), its atmosphere mainly consists of hydrogen, helium and it has 88 moons.
MCA724.7 is a large gas giant (53267 km radius) which orbits its star in 240389 Earth days, one day on MCA724.7 lasts 9 Earth hours. Its average temperature is 1025 K (752 C), its atmosphere mainly consists of hydrogen, helium and it has 89 moons.
MCA724.8 is a huge terrestrial planet (14919 km radius) which orbits its star in 441623 Earth days, one day on MCA724.8 lasts 10 Earth hours. Its average temperature is 1714 K (1441 C), its atmosphere mainly consists of hydrogen and it has 61 moons.
MCA724.9 is a large gas giant (51448 km radius) which orbits its star in 811313 Earth days, one day on MCA724.9 lasts 9 Earth hours. Its average temperature is 1870 K (1597 C), its atmosphere mainly consists of hydrogen, helium and it has 136 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MCA724.1MCA724.2MCA724.3MCA724.4MCA724.5
distance from star:35*106 km87*106 km151*106 km256*106 km384*106 km
radius:5075 km7175 km11755 km11543 km3935 km
mass:1045*1021 kg2954*1021 kg12994*1021 kg12303*1021 kg487*1021 kg
surface gravity: 2.70 m/s2
0.27 Earths
3.82 m/s2
0.39 Earths
6.27 m/s2
0.64 Earths
6.16 m/s2
0.62 Earths
2.09 m/s2
0.21 Earths
escape velocity:5.242 km/s7.413 km/s12.14 km/s11.92 km/s4.064 km/s
year: 177 MCA724.1 days
133 Earth days
950 MCA724.2 days
515 Earth days
2829 MCA724.3 days
1179 Earth days
6216 MCA724.4 days
2590 Earth days
4568 MCA724.5 days
4759 Earth days
day:18 hrs13 hrs10 hrs10 hrs25 hrs
axial tilt:23°27°152°11°
temperature:589 K
316 C
194 K
-79 C
96 K
-177 C
45 K
-228 C
25 K
-248 C
atmosphere:1% He
80% N2
16% O2
3% CO2
0% other
89% N2
8% O2
3% CO2
0% other
89% N2
10% O2
1% CO2
0% other
2% H2
1% He
76% N2
19% O2
2% CO2
0% other
89% N2
10% O2
1% CO2
0% other
moons:010193213
rings:00000

planet:MCA724.6MCA724.7MCA724.8MCA724.9
distance from star:3337*106 km5254*106 km7881*106 km11821*106 km
radius:79596 km53267 km14919 km51448 km
mass:4034258*1021 kg1209106*1021 kg26564*1021 kg1089420*1021 kg
surface gravity: 42.4 m/s2
4.33 Earths
28.4 m/s2
2.90 Earths
7.96 m/s2
0.81 Earths
27.4 m/s2
2.80 Earths
escape velocity:82.25 km/s55.04 km/s15.41 km/s53.16 km/s
year: 324578 MCA724.6 days
121717 Earth days
641037 MCA724.7 days
240389 Earth days
1059895 MCA724.8 days
441623 Earth days
2163501 MCA724.9 days
811313 Earth days
day:9 hrs9 hrs10 hrs9 hrs
axial tilt:60°
temperature:1518 K
1245 C
1025 K
752 C
1714 K
1441 C
1870 K
1597 C
atmosphere:79% H2
21% He
0% other
88% H2
12% He
0% other
94% H2
6% He
0% other
79% H2
21% He
0% other
moons:888961136
rings:0172423

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