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MCK371: red giant star with 7 planets

  MCK371.1   MCK371.2   MCK371.3  
MCK371.4
  MCK371.5  
MCK371.6
 
MCK371.7
 

Solar system 'MCK371' is a dual star system that comprises the stars 'MCK371.A' and 'MCK371.B' and the retinue of celestial objects gravitationally bound to them: 7 planets and their 472 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'MCK371.A' and 'MCK371.B' that dominate it gravitationally. 'MCK371.A' is a red giant class star that contains about 79% of the system's known mass, 'MCK371.B' is a red giant class star that contains about 20% of the system's known mass.

System 'MCK371' is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 7 planets

MCK371.1 is a medium terrestrial planet (5200 km radius) which orbits its star in 180 Earth days, one day on MCK371.1 lasts 16 Earth hours. Its average temperature is 1621 K (1348 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
MCK371.2 is a very large terrestrial planet (9761 km radius) which orbits its star in 366 Earth days, one day on MCK371.2 lasts 9 Earth hours. Its average temperature is 1266 K (993 C), its atmosphere mainly consists of nitrogen, oxygen and it has 40 moons.
MCK371.3 is a small terrestrial planet (4683 km radius) which orbits its star in 672 Earth days, one day on MCK371.3 lasts 18 Earth hours. Its average temperature is 1688 K (1415 C), its atmosphere mainly consists of nitrogen, oxygen and it has 3 moons.
MCK371.4 is a large gas giant (50357 km radius) which orbits its star in 7669 Earth days, one day on MCK371.4 lasts 7 Earth hours. Its average temperature is 1856 K (1583 C), its atmosphere mainly consists of hydrogen and it has 55 moons.
MCK371.5 is a large gas giant (52767 km radius) which orbits its star in 14090 Earth days, one day on MCK371.5 lasts 7 Earth hours. Its average temperature is 1266 K (993 C), its atmosphere mainly consists of hydrogen and it has 125 moons.
MCK371.6 is a huge terrestrial planet (12857 km radius) which orbits its star in 30385 Earth days, one day on MCK371.6 lasts 8 Earth hours. Its average temperature is 1916 K (1643 C), its atmosphere mainly consists of hydrogen, helium and it has 85 moons.
MCK371.7 is a large gas giant (55645 km radius) which orbits its star in 142886 Earth days, one day on MCK371.7 lasts 7 Earth hours. Its average temperature is 1564 K (1291 C), its atmosphere mainly consists of hydrogen, helium and it has 162 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MCK371.1MCK371.2MCK371.3MCK371.4MCK371.5
distance from star:43*106 km69*106 km104*106 km528*106 km792*106 km
radius:5200 km9761 km4683 km50357 km52767 km
mass:1124*1021 kg7439*1021 kg821*1021 kg1021573*1021 kg1175377*1021 kg
surface gravity: 2.77 m/s2
0.28 Earths
5.21 m/s2
0.53 Earths
2.49 m/s2
0.25 Earths
26.8 m/s2
2.74 Earths
28.1 m/s2
2.87 Earths
escape velocity:5.371 km/s10.08 km/s4.837 km/s52.03 km/s54.52 km/s
year: 270 MCK371.1 days
180 Earth days
976 MCK371.2 days
366 Earth days
896 MCK371.3 days
672 Earth days
26293 MCK371.4 days
7669 Earth days
48308 MCK371.5 days
14090 Earth days
day:16 hrs9 hrs18 hrs7 hrs7 hrs
axial tilt:25°26°
temperature:1621 K
1348 C
1266 K
993 C
1688 K
1415 C
1856 K
1583 C
1266 K
993 C
atmosphere:83% N2
15% O2
2% CO2
0% other
73% N2
26% O2
1% CO2
0% other
4% H2
2% He
59% N2
34% O2
1% CO2
0% other
92% H2
8% He
0% other
90% H2
10% He
0% other
moons:240355125
rings:000110

planet:MCK371.6MCK371.7
distance from star:1323*106 km3714*106 km
radius:12857 km55645 km
mass:17002*1021 kg1378378*1021 kg
surface gravity: 6.86 m/s2
0.70 Earths
29.7 m/s2
3.03 Earths
escape velocity:13.28 km/s57.50 km/s
year: 91155 MCK371.6 days
30385 Earth days
489894 MCK371.7 days
142886 Earth days
day:8 hrs7 hrs
axial tilt:
temperature:1916 K
1643 C
1564 K
1291 C
atmosphere:85% H2
15% He
0% other
86% H2
14% He
0% other
moons:85162
rings:1114

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