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MCA650: yellow dwarf star with 5 planets

 
MCA650.1
  MCA650.2  
MCA650.3
 
MCA650.4
  MCA650.5  

Solar system 'MCA650' is a dual star system that comprises the stars 'MCA650.A' and 'MCA650.B' and the retinue of celestial objects gravitationally bound to them: 5 planets and their 301 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'MCA650.A' and 'MCA650.B' that dominate it gravitationally. 'MCA650.A' is a yellow dwarf class star that contains about 68% of the system's known mass, 'MCA650.B' is a yellow dwarf class star that contains about 30% of the system's known mass.

System 'MCA650' is located more than 2819 lightyears from the center of the galaxy.

MCA650.1, the first planet in this system, may feature life forms. Its average temperature is 251K (-22C) and it's atmosphere contains 3% of oxygen. One year on MCA650.1 lasts 606 days, one day lasts 6 hours. It's diameter is 23006 km, 1.8 times the diameter of the Earth.

This solar system comprises 5 planets

MCA650.1 is a very large terrestrial planet (11503 km radius) which orbits its star in 606 Earth days, one day on MCA650.1 lasts 6 Earth hours. Its average temperature is 251 K (-22 C), its atmosphere mainly consists of nitrogen and it has 26 moons.
MCA650.2 is a large terrestrial planet (7918 km radius) which orbits its star in 1114 Earth days, one day on MCA650.2 lasts 8 Earth hours. Its average temperature is 223 K (-50 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
MCA650.3 is a medium gas giant (37382 km radius) which orbits its star in 45125 Earth days, one day on MCA650.3 lasts 5 Earth hours. Its average temperature is 1111 K (838 C), its atmosphere mainly consists of hydrogen and it has 127 moons.
MCA650.4 is a large gas giant (77367 km radius) which orbits its star in 82901 Earth days, one day on MCA650.4 lasts 5 Earth hours. Its average temperature is 1817 K (1544 C), its atmosphere mainly consists of hydrogen, helium and it has 127 moons.
MCA650.5 is a very small terrestrial planet (2035 km radius) which orbits its star in 108976 Earth days, one day on MCA650.5 lasts 65 Earth hours. Its average temperature is 1075 K (802 C), its atmosphere mainly consists of and it has 20 moons.
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Planetary Statistics

planet:MCA650.1MCA650.2MCA650.3MCA650.4MCA650.5
distance from star:97*106 km146*106 km1722*106 km2583*106 km3100*106 km
radius:11503 km7918 km37382 km77367 km2035 km
mass:12176*1021 kg3971*1021 kg417905*1021 kg3704735*1021 kg67*1021 kg
surface gravity: 6.14 m/s2
0.62 Earths
4.22 m/s2
0.43 Earths
19.9 m/s2
2.03 Earths
41.3 m/s2
4.22 Earths
1.07 m/s2
0.10 Earths
escape velocity:11.88 km/s8.181 km/s38.63 km/s79.94 km/s2.096 km/s
year: 2424 MCA650.1 days
606 Earth days
3342 MCA650.2 days
1114 Earth days
216600 MCA650.3 days
45125 Earth days
397924 MCA650.4 days
82901 Earth days
40237 MCA650.5 days
108976 Earth days
day:6 hrs8 hrs5 hrs5 hrs65 hrs
axial tilt:14°13°16°
temperature:251 K
-22 C
223 K
-50 C
1111 K
838 C
1817 K
1544 C
1075 K
802 C
atmosphere:88% N2
3% O2
9% CO2
0% other
75% N2
22% O2
3% CO2
0% other
98% H2
2% He
0% other
80% H2
20% He
0% other
100% other
moons:26112712720
rings:40240

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