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MCK443: yellow dwarf star with 4 planets

  MCK443.1   MCK443.2  
MCK443.3
 
MCK443.4
 

Solar system 'MCK443' is a dual star system that comprises the stars 'MCK443.A' and 'MCK443.B' and the retinue of celestial objects gravitationally bound to them: 4 planets and their 235 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'MCK443.A' and 'MCK443.B' that dominate it gravitationally. 'MCK443.A' is a yellow dwarf class star that contains about 64% of the system's known mass, 'MCK443.B' is a yellow dwarf class star that contains about 35% of the system's known mass.

System 'MCK443' is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 4 planets

MCK443.1 is a large terrestrial planet (8356 km radius) which orbits its star in 2 Earth days, one day on MCK443.1 lasts 7 Earth hours. Its average temperature is 1532 K (1259 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MCK443.2 is a small terrestrial planet (3917 km radius) which orbits its star in 87 Earth days, one day on MCK443.2 lasts 20 Earth hours. Its average temperature is 1348 K (1075 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MCK443.3 is a medium gas giant (36876 km radius) which orbits its star in 7458 Earth days, one day on MCK443.3 lasts 4 Earth hours. Its average temperature is 1467 K (1194 C), its atmosphere mainly consists of hydrogen, helium and it has 122 moons.
MCK443.4 is a huge terrestrial planet (13700 km radius) which orbits its star in 24861 Earth days, one day on MCK443.4 lasts 5 Earth hours. Its average temperature is 1158 K (885 C), its atmosphere mainly consists of hydrogen and it has 113 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MCK443.1MCK443.2MCK443.3MCK443.4
distance from star:2*106 km26*106 km518*106 km1157*106 km
radius:8356 km3917 km36876 km13700 km
mass:4667*1021 kg480*1021 kg401163*1021 kg20570*1021 kg
surface gravity: 4.46 m/s2
0.45 Earths
2.08 m/s2
0.21 Earths
19.6 m/s2
2.00 Earths
7.31 m/s2
0.74 Earths
escape velocity:8.634 km/s4.044 km/s38.10 km/s14.15 km/s
year: 6 MCK443.1 days
2 Earth days
104 MCK443.2 days
87 Earth days
44748 MCK443.3 days
7458 Earth days
119332 MCK443.4 days
24861 Earth days
day:7 hrs20 hrs4 hrs5 hrs
axial tilt:11°29°
temperature:1532 K
1259 C
1348 K
1075 C
1467 K
1194 C
1158 K
885 C
atmosphere:54% N2
44% O2
2% CO2
0% other
84% N2
14% O2
2% CO2
0% other
88% H2
12% He
0% other
98% H2
2% He
0% other
moons:00122113
rings:001016

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