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MCK424: red giant star with 8 planets

  MCK424.1  
MCK424.2
 
MCK424.3
  MCK424.4  
MCK424.5
  MCK424.6  
MCK424.7
 
MCK424.8
 

Solar system 'MCK424' comprises the star 'MCK424' and the retinue of celestial objects gravitationally bound to it: 8 planets and their 776 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCK424', a red giant class star that contains about 98.62% of the system's known mass and dominates it gravitationally. MCK424 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 8 planets

MCK424.1 is a small terrestrial planet (3711 km radius) which orbits its star in 2 Earth days, one day on MCK424.1 lasts 26 Earth hours. Its average temperature is 1922 K (1649 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MCK424.2 is a large gas giant (77904 km radius) which orbits its star in 92207 Earth days, one day on MCK424.2 lasts 8 Earth hours. Its average temperature is 1382 K (1109 C), its atmosphere mainly consists of hydrogen and it has 133 moons.
MCK424.3 is a large gas giant (45417 km radius) which orbits its star in 169396 Earth days, one day on MCK424.3 lasts 8 Earth hours. Its average temperature is 1813 K (1540 C), its atmosphere mainly consists of hydrogen, helium and it has 116 moons.
MCK424.4 is a large gas giant (46359 km radius) which orbits its star in 325418 Earth days, one day on MCK424.4 lasts 8 Earth hours. Its average temperature is 1064 K (791 C), its atmosphere mainly consists of hydrogen, helium and it has 125 moons.
MCK424.5 is a large gas giant (41488 km radius) which orbits its star in 597831 Earth days, one day on MCK424.5 lasts 8 Earth hours. Its average temperature is 1654 K (1381 C), its atmosphere mainly consists of hydrogen, helium and it has 105 moons.
MCK424.6 is a medium gas giant (28968 km radius) which orbits its star in 1098287 Earth days, one day on MCK424.6 lasts 8 Earth hours. Its average temperature is 1663 K (1390 C), its atmosphere mainly consists of hydrogen and it has 49 moons.
MCK424.7 is a large gas giant (66489 km radius) which orbits its star in 2017682 Earth days, one day on MCK424.7 lasts 8 Earth hours. Its average temperature is 1212 K (939 C), its atmosphere mainly consists of hydrogen and it has 97 moons.
MCK424.8 is a large gas giant (79815 km radius) which orbits its star in 3706718 Earth days, one day on MCK424.8 lasts 8 Earth hours. Its average temperature is 1689 K (1416 C), its atmosphere mainly consists of hydrogen and it has 151 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MCK424.1MCK424.2MCK424.3MCK424.4MCK424.5
distance from star:2*106 km2773*106 km4160*106 km6429*106 km9644*106 km
radius:3711 km77904 km45417 km46359 km41488 km
mass:408*1021 kg3782415*1021 kg749454*1021 kg797062*1021 kg571291*1021 kg
surface gravity: 1.97 m/s2
0.20 Earths
41.5 m/s2
4.24 Earths
24.2 m/s2
2.47 Earths
24.7 m/s2
2.52 Earths
22.1 m/s2
2.25 Earths
escape velocity:3.830 km/s80.50 km/s46.93 km/s47.90 km/s42.87 km/s
year: 1 MCK424.1 days
2 Earth days
276621 MCK424.2 days
92207 Earth days
508188 MCK424.3 days
169396 Earth days
976254 MCK424.4 days
325418 Earth days
1793493 MCK424.5 days
597831 Earth days
day:26 hrs8 hrs8 hrs8 hrs8 hrs
axial tilt:17°50°
temperature:1922 K
1649 C
1382 K
1109 C
1813 K
1540 C
1064 K
791 C
1654 K
1381 C
atmosphere:1% H2
1% He
83% N2
13% O2
2% CO2
0% other
92% H2
8% He
0% other
88% H2
12% He
0% other
76% H2
24% He
0% other
81% H2
19% He
0% other
moons:0133116125105
rings:021205

planet:MCK424.6MCK424.7MCK424.8
distance from star:14466*106 km21699*106 km32549*106 km
radius:28968 km66489 km79815 km
mass:194466*1021 kg2351469*1021 kg4067649*1021 kg
surface gravity: 15.4 m/s2
1.57 Earths
35.5 m/s2
3.62 Earths
42.6 m/s2
4.35 Earths
escape velocity:29.93 km/s68.70 km/s82.47 km/s
year: 3294861 MCK424.6 days
1098287 Earth days
6053046 MCK424.7 days
2017682 Earth days
11120154 MCK424.8 days
3706718 Earth days
day:8 hrs8 hrs8 hrs
axial tilt:65°
temperature:1663 K
1390 C
1212 K
939 C
1689 K
1416 C
atmosphere:91% H2
9% He
0% other
97% H2
3% He
0% other
92% H2
8% He
0% other
moons:4997151
rings:01317

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