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MCK401: yellow dwarf star with 18 planets

 
MCK401.1
  MCK401.2   MCK401.3   MCK401.4   MCK401.5   MCK401.6   MCK401.7   MCK401.8  
MCK401.9
 
MCK401.10
 
MCK401.11
 
MCK401.12
  MCK401.13  
MCK401.14
 
MCK401.15
 
MCK401.16
 
MCK401.17
  MCK401.18  

Solar system 'MCK401' comprises the star 'MCK401' and the retinue of celestial objects gravitationally bound to it: 18 planets and their 1285 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCK401', a yellow dwarf class star that contains about 99.64% of the system's known mass and dominates it gravitationally. MCK401 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 18 planets

MCK401.1 is a very large terrestrial planet (10915 km radius) which orbits its star in 327 Earth days, one day on MCK401.1 lasts 20 Earth hours. Its average temperature is 476 K (203 C), its atmosphere mainly consists of nitrogen, oxygen and it has 7 moons.
MCK401.2 is a small terrestrial planet (4140 km radius) which orbits its star in 667 Earth days, one day on MCK401.2 lasts 32 Earth hours. Its average temperature is 369 K (96 C), its atmosphere mainly consists of nitrogen and it has 2 moons.
MCK401.3 is a small terrestrial planet (4817 km radius) which orbits its star in 1226 Earth days, one day on MCK401.3 lasts 28 Earth hours. Its average temperature is 246 K (-27 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
MCK401.4 is a large terrestrial planet (8145 km radius) which orbits its star in 2253 Earth days, one day on MCK401.4 lasts 21 Earth hours. Its average temperature is 145 K (-128 C), its atmosphere mainly consists of nitrogen and it has 23 moons.
MCK401.5 is a very large terrestrial planet (11158 km radius) which orbits its star in 4140 Earth days, one day on MCK401.5 lasts 20 Earth hours. Its average temperature is 80 K (-193 C), its atmosphere mainly consists of nitrogen, oxygen and it has 22 moons.
MCK401.6 is a large terrestrial planet (7419 km radius) which orbits its star in 7605 Earth days, one day on MCK401.6 lasts 22 Earth hours. Its average temperature is 43 K (-230 C), its atmosphere mainly consists of nitrogen, oxygen and it has 17 moons.
MCK401.7 is a small terrestrial planet (3060 km radius) which orbits its star in 13972 Earth days, one day on MCK401.7 lasts 44 Earth hours. Its average temperature is 22 K (-251 C), its atmosphere mainly consists of nitrogen and it has 2 moons.
MCK401.8 is a large gas giant (78165 km radius) which orbits its star in 25669 Earth days, one day on MCK401.8 lasts 18 Earth hours. Its average temperature is 1671 K (1398 C), its atmosphere mainly consists of hydrogen, helium and it has 159 moons.
MCK401.9 is a huge terrestrial planet (14945 km radius) which orbits its star in 47157 Earth days, one day on MCK401.9 lasts 19 Earth hours. Its average temperature is 1213 K (940 C), its atmosphere mainly consists of hydrogen and it has 145 moons.
MCK401.10 is a massive terrestrial planet (16754 km radius) which orbits its star in 86634 Earth days, one day on MCK401.10 lasts 18 Earth hours. Its average temperature is 1866 K (1593 C), its atmosphere mainly consists of hydrogen, helium and it has 121 moons.
MCK401.11 is a massive terrestrial planet (17327 km radius) which orbits its star in 159157 Earth days, one day on MCK401.11 lasts 18 Earth hours. Its average temperature is 1141 K (868 C), its atmosphere mainly consists of hydrogen and it has 164 moons.
MCK401.12 is a small gas giant (18911 km radius) which orbits its star in 292390 Earth days, one day on MCK401.12 lasts 18 Earth hours. Its average temperature is 1348 K (1075 C), its atmosphere mainly consists of hydrogen, helium and it has 82 moons.
MCK401.13 is a large gas giant (68006 km radius) which orbits its star in 537156 Earth days, one day on MCK401.13 lasts 18 Earth hours. Its average temperature is 1232 K (959 C), its atmosphere mainly consists of hydrogen, helium and it has 92 moons.
MCK401.14 is a medium terrestrial planet (6908 km radius) which orbits its star in 986819 Earth days, one day on MCK401.14 lasts 23 Earth hours. Its average temperature is 1946 K (1673 C), its atmosphere mainly consists of hydrogen and it has 72 moons.
MCK401.15 is a massive terrestrial planet (17753 km radius) which orbits its star in 1812902 Earth days, one day on MCK401.15 lasts 18 Earth hours. Its average temperature is 1171 K (898 C), its atmosphere mainly consists of hydrogen, helium and it has 108 moons.
MCK401.16 is a huge terrestrial planet (12131 km radius) which orbits its star in 3330514 Earth days, one day on MCK401.16 lasts 19 Earth hours. Its average temperature is 1457 K (1184 C), its atmosphere mainly consists of hydrogen, helium and it has 175 moons.
MCK401.17 is a medium terrestrial planet (5158 km radius) which orbits its star in 4378075 Earth days, one day on MCK401.17 lasts 27 Earth hours. Its average temperature is 1836 K (1563 C), its atmosphere mainly consists of and it has 50 moons.
MCK401.18 is a small terrestrial planetoid (1760 km radius) which orbits its star in 5755129 Earth days, one day on MCK401.18 lasts 99 Earth hours. Its average temperature is 1487 K (1214 C), its atmosphere mainly consists of and it has 43 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MCK401.1MCK401.2MCK401.3MCK401.4MCK401.5
distance from star:64*106 km103*106 km155*106 km233*106 km350*106 km
radius:10915 km4140 km4817 km8145 km11158 km
mass:10403*1021 kg567*1021 kg894*1021 kg4322*1021 kg11113*1021 kg
surface gravity: 5.82 m/s2
0.59 Earths
2.20 m/s2
0.22 Earths
2.57 m/s2
0.26 Earths
4.34 m/s2
0.44 Earths
5.95 m/s2
0.60 Earths
escape velocity:11.27 km/s4.275 km/s4.977 km/s8.416 km/s11.53 km/s
year: 392 MCK401.1 days
327 Earth days
500 MCK401.2 days
667 Earth days
1050 MCK401.3 days
1226 Earth days
2574 MCK401.4 days
2253 Earth days
4968 MCK401.5 days
4140 Earth days
day:20 hrs32 hrs28 hrs21 hrs20 hrs
axial tilt:15°340°21°25°29°
temperature:476 K
203 C
369 K
96 C
246 K
-27 C
145 K
-128 C
80 K
-193 C
atmosphere:2% H2
1% He
74% N2
23% O2
0% other
86% N2
10% O2
4% CO2
0% other
2% He
65% N2
32% O2
1% CO2
0% other
92% N2
6% O2
2% CO2
0% other
1% H2
1% He
67% N2
31% O2
0% other
moons:7212322
rings:60000

planet:MCK401.6MCK401.7MCK401.8MCK401.9MCK401.10
distance from star:525*106 km788*106 km1182*106 km1773*106 km2660*106 km
radius:7419 km3060 km78165 km14945 km16754 km
mass:3266*1021 kg229*1021 kg3820559*1021 kg26704*1021 kg37622*1021 kg
surface gravity: 3.96 m/s2
0.40 Earths
1.63 m/s2
0.16 Earths
41.7 m/s2
4.26 Earths
7.97 m/s2
0.81 Earths
8.94 m/s2
0.91 Earths
escape velocity:7.665 km/s3.160 km/s80.77 km/s15.44 km/s17.31 km/s
year: 8296 MCK401.6 days
7605 Earth days
7621 MCK401.7 days
13972 Earth days
34225 MCK401.8 days
25669 Earth days
59566 MCK401.9 days
47157 Earth days
115512 MCK401.10 days
86634 Earth days
day:22 hrs44 hrs18 hrs19 hrs18 hrs
axial tilt:30°72°85°
temperature:43 K
-230 C
22 K
-251 C
1671 K
1398 C
1213 K
940 C
1866 K
1593 C
atmosphere:51% N2
48% O2
1% CO2
0% other
90% N2
9% O2
1% CO2
0% other
83% H2
17% He
0% other
93% H2
7% He
0% other
79% H2
21% He
0% other
moons:172159145121
rings:0002324

planet:MCK401.11MCK401.12MCK401.13MCK401.14MCK401.15
distance from star:3991*106 km5986*106 km8980*106 km13470*106 km20205*106 km
radius:17327 km18911 km68006 km6908 km17753 km
mass:41615*1021 kg54104*1021 kg2516121*1021 kg2637*1021 kg44761*1021 kg
surface gravity: 9.25 m/s2
0.94 Earths
10.0 m/s2
1.02 Earths
36.3 m/s2
3.71 Earths
3.68 m/s2
0.37 Earths
9.47 m/s2
0.96 Earths
escape velocity:17.90 km/s19.54 km/s70.27 km/s7.138 km/s18.34 km/s
year: 212209 MCK401.11 days
159157 Earth days
389853 MCK401.12 days
292390 Earth days
716208 MCK401.13 days
537156 Earth days
1029724 MCK401.14 days
986819 Earth days
2417202 MCK401.15 days
1812902 Earth days
day:18 hrs18 hrs18 hrs23 hrs18 hrs
axial tilt:40°63°
temperature:1141 K
868 C
1348 K
1075 C
1232 K
959 C
1946 K
1673 C
1171 K
898 C
atmosphere:95% H2
5% He
0% other
86% H2
14% He
0% other
76% H2
24% He
0% other
98% H2
2% He
0% other
76% H2
24% He
0% other
moons:164829272108
rings:132201416

planet:MCK401.16MCK401.17MCK401.18
distance from star:30308*106 km36370*106 km43644*106 km
radius:12131 km5158 km1760 km
mass:14281*1021 kg1097*1021 kg43*1021 kg
surface gravity: 6.47 m/s2
0.66 Earths
2.75 m/s2
0.28 Earths
0.92 m/s2
0.09 Earths
escape velocity:12.53 km/s5.328 km/s1.805 km/s
year: 4206965 MCK401.16 days
3330514 Earth days
3891622 MCK401.17 days
4378075 Earth days
1395182 MCK401.18 days
5755129 Earth days
day:19 hrs27 hrs99 hrs
axial tilt:306°24°
temperature:1457 K
1184 C
1836 K
1563 C
1487 K
1214 C
atmosphere:82% H2
18% He
0% other
100% other100% other
moons:1755043
rings:110

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