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MCK457: red dwarf star with 18 planets

  MCK457.1   MCK457.2   MCK457.3   MCK457.4   MCK457.5  
MCK457.6
  MCK457.7   MCK457.8   MCK457.9  
MCK457.10
  MCK457.11  
MCK457.12
  MCK457.13  
MCK457.14
 
MCK457.15
 
MCK457.16
 
MCK457.17
 
MCK457.18
 

Solar system 'MCK457' comprises the star 'MCK457' and the retinue of celestial objects gravitationally bound to it: 18 planets and their 1035 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCK457', a red dwarf class star that contains about 97.73% of the system's known mass and dominates it gravitationally. MCK457 is located more than 2819 lightyears from the center of the galaxy.

MCK457.3, the third planet in this system, may feature life forms. Its average temperature is 304K (31C) and it's atmosphere contains 35% of oxygen. One year on MCK457.3 lasts 253 days, one day lasts 37 hours. It's diameter is 7202 km, 0.5 times the diameter of the Earth.

This solar system comprises 18 planets

MCK457.1 is a very large terrestrial planet (9211 km radius) which orbits its star in 73 Earth days, one day on MCK457.1 lasts 20 Earth hours. Its average temperature is 530 K (257 C), its atmosphere mainly consists of nitrogen, oxygen and it has 10 moons.
MCK457.2 is a small terrestrial planet (3684 km radius) which orbits its star in 134 Earth days, one day on MCK457.2 lasts 36 Earth hours. Its average temperature is 471 K (198 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
MCK457.3 is a small terrestrial planet (3601 km radius) which orbits its star in 253 Earth days, one day on MCK457.3 lasts 37 Earth hours. Its average temperature is 304 K (31 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MCK457.4 is a small terrestrial planet (4077 km radius) which orbits its star in 465 Earth days, one day on MCK457.4 lasts 33 Earth hours. Its average temperature is 180 K (-93 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 1 moons.
MCK457.5 is a medium terrestrial planet (5655 km radius) which orbits its star in 855 Earth days, one day on MCK457.5 lasts 25 Earth hours. Its average temperature is 100 K (-173 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
MCK457.6 is a very large terrestrial planet (10265 km radius) which orbits its star in 1571 Earth days, one day on MCK457.6 lasts 20 Earth hours. Its average temperature is 53 K (-220 C), its atmosphere mainly consists of nitrogen and it has 40 moons.
MCK457.7 is a large terrestrial planet (8224 km radius) which orbits its star in 2887 Earth days, one day on MCK457.7 lasts 21 Earth hours. Its average temperature is 27 K (-246 C), its atmosphere mainly consists of nitrogen, oxygen and it has 8 moons.
MCK457.8 is a very large terrestrial planet (9227 km radius) which orbits its star in 5305 Earth days, one day on MCK457.8 lasts 20 Earth hours. Its average temperature is 14 K (-259 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 27 moons.
MCK457.9 is a very large terrestrial planet (9043 km radius) which orbits its star in 9746 Earth days, one day on MCK457.9 lasts 21 Earth hours. Its average temperature is 7 K (-266 C), its atmosphere mainly consists of nitrogen, oxygen and it has 26 moons.
MCK457.10 is a medium gas giant (31273 km radius) which orbits its star in 25267 Earth days, one day on MCK457.10 lasts 18 Earth hours. Its average temperature is 1598 K (1325 C), its atmosphere mainly consists of hydrogen, helium and it has 86 moons.
MCK457.11 is a large gas giant (61372 km radius) which orbits its star in 46418 Earth days, one day on MCK457.11 lasts 18 Earth hours. Its average temperature is 1391 K (1118 C), its atmosphere mainly consists of hydrogen and it has 118 moons.
MCK457.12 is a medium gas giant (20332 km radius) which orbits its star in 85276 Earth days, one day on MCK457.12 lasts 18 Earth hours. Its average temperature is 1197 K (924 C), its atmosphere mainly consists of hydrogen, helium and it has 101 moons.
MCK457.13 is a medium gas giant (21276 km radius) which orbits its star in 156662 Earth days, one day on MCK457.13 lasts 18 Earth hours. Its average temperature is 1415 K (1142 C), its atmosphere mainly consists of hydrogen, helium and it has 87 moons.
MCK457.14 is a medium gas giant (29380 km radius) which orbits its star in 287807 Earth days, one day on MCK457.14 lasts 18 Earth hours. Its average temperature is 1017 K (744 C), its atmosphere mainly consists of hydrogen, helium and it has 113 moons.
MCK457.15 is a large gas giant (69185 km radius) which orbits its star in 573216 Earth days, one day on MCK457.15 lasts 18 Earth hours. Its average temperature is 1116 K (843 C), its atmosphere mainly consists of hydrogen, helium and it has 97 moons.
MCK457.16 is a medium terrestrial planet (5594 km radius) which orbits its star in 1053065 Earth days, one day on MCK457.16 lasts 25 Earth hours. Its average temperature is 1364 K (1091 C), its atmosphere mainly consists of hydrogen and it has 157 moons.
MCK457.17 is a medium gas giant (37421 km radius) which orbits its star in 1934605 Earth days, one day on MCK457.17 lasts 18 Earth hours. Its average temperature is 1042 K (769 C), its atmosphere mainly consists of hydrogen, helium and it has 101 moons.
MCK457.18 is a large gas giant (49195 km radius) which orbits its star in 3554096 Earth days, one day on MCK457.18 lasts 18 Earth hours. Its average temperature is 1219 K (946 C), its atmosphere mainly consists of hydrogen, helium and it has 60 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MCK457.1MCK457.2MCK457.3MCK457.4MCK457.5
distance from star:23*106 km35*106 km54*106 km81*106 km122*106 km
radius:9211 km3684 km3601 km4077 km5655 km
mass:6251*1021 kg399*1021 kg373*1021 kg542*1021 kg1446*1021 kg
surface gravity: 4.91 m/s2
0.50 Earths
1.96 m/s2
0.20 Earths
1.91 m/s2
0.19 Earths
2.17 m/s2
0.22 Earths
3.01 m/s2
0.30 Earths
escape velocity:9.517 km/s3.802 km/s3.718 km/s4.212 km/s5.842 km/s
year: 87 MCK457.1 days
73 Earth days
89 MCK457.2 days
134 Earth days
164 MCK457.3 days
253 Earth days
338 MCK457.4 days
465 Earth days
820 MCK457.5 days
855 Earth days
day:20 hrs36 hrs37 hrs33 hrs25 hrs
axial tilt:27°17°305°
temperature:530 K
257 C
471 K
198 C
304 K
31 C
180 K
-93 C
100 K
-173 C
atmosphere:70% N2
28% O2
2% CO2
0% other
61% N2
39% O2
0% other
3% H2
2% He
59% N2
35% O2
1% CO2
0% other
23% H2
3% He
27% N2
46% O2
1% CO2
0% other
10% H2
2% He
48% N2
39% O2
1% CO2
0% other
moons:101012
rings:00000

planet:MCK457.6MCK457.7MCK457.8MCK457.9MCK457.10
distance from star:183*106 km275*106 km413*106 km620*106 km1170*106 km
radius:10265 km8224 km9227 km9043 km31273 km
mass:8653*1021 kg4449*1021 kg6284*1021 kg5915*1021 kg244680*1021 kg
surface gravity: 5.48 m/s2
0.56 Earths
4.39 m/s2
0.44 Earths
4.92 m/s2
0.50 Earths
4.82 m/s2
0.49 Earths
16.6 m/s2
1.69 Earths
escape velocity:10.60 km/s8.497 km/s9.534 km/s9.344 km/s32.31 km/s
year: 1885 MCK457.6 days
1571 Earth days
3299 MCK457.7 days
2887 Earth days
6366 MCK457.8 days
5305 Earth days
11138 MCK457.9 days
9746 Earth days
33689 MCK457.10 days
25267 Earth days
day:20 hrs21 hrs20 hrs21 hrs18 hrs
axial tilt:13°188°
temperature:53 K
-220 C
27 K
-246 C
14 K
-259 C
7 K
-266 C
1598 K
1325 C
atmosphere:83% N2
7% O2
10% CO2
0% other
3% H2
2% He
46% N2
48% O2
1% CO2
0% other
67% N2
1% O2
32% CO2
0% other
85% N2
14% O2
1% CO2
0% other
86% H2
14% He
0% other
moons:408272686
rings:40002

planet:MCK457.11MCK457.12MCK457.13MCK457.14MCK457.15
distance from star:1755*106 km2632*106 km3949*106 km5924*106 km9377*106 km
radius:61372 km20332 km21276 km29380 km69185 km
mass:1849272*1021 kg67240*1021 kg77047*1021 kg202882*1021 kg2649267*1021 kg
surface gravity: 32.7 m/s2
3.34 Earths
10.8 m/s2
1.10 Earths
11.3 m/s2
1.15 Earths
15.6 m/s2
1.59 Earths
36.9 m/s2
3.77 Earths
escape velocity:63.42 km/s21.01 km/s21.98 km/s30.36 km/s71.49 km/s
year: 61890 MCK457.11 days
46418 Earth days
113701 MCK457.12 days
85276 Earth days
208882 MCK457.13 days
156662 Earth days
383742 MCK457.14 days
287807 Earth days
764288 MCK457.15 days
573216 Earth days
day:18 hrs18 hrs18 hrs18 hrs18 hrs
axial tilt:
temperature:1391 K
1118 C
1197 K
924 C
1415 K
1142 C
1017 K
744 C
1116 K
843 C
atmosphere:93% H2
7% He
0% other
79% H2
21% He
0% other
85% H2
15% He
0% other
82% H2
18% He
0% other
86% H2
14% He
0% other
moons:1181018711397
rings:090321

planet:MCK457.16MCK457.17MCK457.18
distance from star:14066*106 km21100*106 km31650*106 km
radius:5594 km37421 km49195 km
mass:1400*1021 kg419214*1021 kg952473*1021 kg
surface gravity: 2.98 m/s2
0.30 Earths
19.9 m/s2
2.03 Earths
26.2 m/s2
2.67 Earths
escape velocity:5.779 km/s38.67 km/s50.83 km/s
year: 1010942 MCK457.16 days
1053065 Earth days
2579473 MCK457.17 days
1934605 Earth days
4738794 MCK457.18 days
3554096 Earth days
day:25 hrs18 hrs18 hrs
axial tilt:
temperature:1364 K
1091 C
1042 K
769 C
1219 K
946 C
atmosphere:91% H2
9% He
0% other
87% H2
13% He
0% other
86% H2
14% He
0% other
moons:15710160
rings:121216

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