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MCG453: red dwarf star with 8 planets

 
MCG453.1
 
MCG453.2
 
MCG453.3
  MCG453.4  
MCG453.5
 
MCG453.6
 
MCG453.7
 
MCG453.8
 

Solar system 'MCG453' comprises the star 'MCG453' and the retinue of celestial objects gravitationally bound to it: 8 planets and their 886 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCG453', a red dwarf class star that contains about 99.42% of the system's known mass and dominates it gravitationally. MCG453 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 8 planets

MCG453.1 is a medium gas giant (28831 km radius) which orbits its star in 128 Earth days, one day on MCG453.1 lasts 8 Earth hours. Its average temperature is 1354 K (1081 C), its atmosphere mainly consists of hydrogen, helium and it has 65 moons.
MCG453.2 is a medium gas giant (34505 km radius) which orbits its star in 7846 Earth days, one day on MCG453.2 lasts 8 Earth hours. Its average temperature is 1670 K (1397 C), its atmosphere mainly consists of hydrogen and it has 143 moons.
MCG453.3 is a large gas giant (61354 km radius) which orbits its star in 29873 Earth days, one day on MCG453.3 lasts 8 Earth hours. Its average temperature is 1541 K (1268 C), its atmosphere mainly consists of hydrogen and it has 108 moons.
MCG453.4 is a medium gas giant (36866 km radius) which orbits its star in 78674 Earth days, one day on MCG453.4 lasts 8 Earth hours. Its average temperature is 1535 K (1262 C), its atmosphere mainly consists of hydrogen and it has 165 moons.
MCG453.5 is a small gas giant (18251 km radius) which orbits its star in 144534 Earth days, one day on MCG453.5 lasts 8 Earth hours. Its average temperature is 1236 K (963 C), its atmosphere mainly consists of hydrogen, helium and it has 134 moons.
MCG453.6 is a large gas giant (61927 km radius) which orbits its star in 278650 Earth days, one day on MCG453.6 lasts 8 Earth hours. Its average temperature is 1404 K (1131 C), its atmosphere mainly consists of hydrogen, helium and it has 171 moons.
MCG453.7 is a large gas giant (45230 km radius) which orbits its star in 511914 Earth days, one day on MCG453.7 lasts 8 Earth hours. Its average temperature is 1267 K (994 C), its atmosphere mainly consists of hydrogen and it has 89 moons.
MCG453.8 is a very small terrestrial planet (2389 km radius) which orbits its star in 672928 Earth days, one day on MCG453.8 lasts 51 Earth hours. Its average temperature is 1522 K (1249 C), its atmosphere mainly consists of and it has 11 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MCG453.1MCG453.2MCG453.3MCG453.4MCG453.5
distance from star:34*106 km536*106 km1308*106 km2495*106 km3742*106 km
radius:28831 km34505 km61354 km36866 km18251 km
mass:191720*1021 kg328651*1021 kg1847645*1021 kg400837*1021 kg48635*1021 kg
surface gravity: 15.3 m/s2
1.56 Earths
18.4 m/s2
1.88 Earths
32.7 m/s2
3.34 Earths
19.6 m/s2
2.00 Earths
9.74 m/s2
0.99 Earths
escape velocity:29.79 km/s35.65 km/s63.40 km/s38.09 km/s18.86 km/s
year: 384 MCG453.1 days
128 Earth days
23538 MCG453.2 days
7846 Earth days
89619 MCG453.3 days
29873 Earth days
236022 MCG453.4 days
78674 Earth days
433602 MCG453.5 days
144534 Earth days
day:8 hrs8 hrs8 hrs8 hrs8 hrs
axial tilt:20°13°
temperature:1354 K
1081 C
1670 K
1397 C
1541 K
1268 C
1535 K
1262 C
1236 K
963 C
atmosphere:86% H2
14% He
0% other
96% H2
4% He
0% other
100% H2
0% other
98% H2
2% He
0% other
84% H2
16% He
0% other
moons:65143108165134
rings:19141803

planet:MCG453.6MCG453.7MCG453.8
distance from star:5797*106 km8696*106 km10436*106 km
radius:61927 km45230 km2389 km
mass:1899897*1021 kg740235*1021 kg109*1021 kg
surface gravity: 33.0 m/s2
3.37 Earths
24.1 m/s2
2.46 Earths
1.27 m/s2
0.12 Earths
escape velocity:63.99 km/s46.74 km/s2.467 km/s
year: 835950 MCG453.6 days
278650 Earth days
1535742 MCG453.7 days
511914 Earth days
316672 MCG453.8 days
672928 Earth days
day:8 hrs8 hrs51 hrs
axial tilt:15°
temperature:1404 K
1131 C
1267 K
994 C
1522 K
1249 C
atmosphere:88% H2
12% He
0% other
96% H2
4% He
0% other
100% other
moons:1718911
rings:11224

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