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MCG452: red dwarf star with 3 planets

  MCG452.1  
MCG452.2
 
MCG452.3
 

Solar system 'MCG452' comprises the star 'MCG452' and the retinue of celestial objects gravitationally bound to it: 3 planets and their 174 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCG452', a red dwarf class star that contains about 99.95% of the system's known mass and dominates it gravitationally. MCG452 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 3 planets

MCG452.1 is a medium terrestrial planet (6540 km radius) which orbits its star in 204 Earth days, one day on MCG452.1 lasts 8 Earth hours. Its average temperature is 521 K (248 C), its atmosphere mainly consists of nitrogen, oxygen and it has 5 moons.
MCG452.2 is a large terrestrial planet (7055 km radius) which orbits its star in 414 Earth days, one day on MCG452.2 lasts 8 Earth hours. Its average temperature is 407 K (134 C), its atmosphere mainly consists of nitrogen, oxygen and it has 19 moons.
MCG452.3 is a medium gas giant (37878 km radius) which orbits its star in 6545 Earth days, one day on MCG452.3 lasts 3 Earth hours. Its average temperature is 1984 K (1711 C), its atmosphere mainly consists of hydrogen and it has 150 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MCG452.1MCG452.2MCG452.3
distance from star:47*106 km75*106 km475*106 km
radius:6540 km7055 km37878 km
mass:2237*1021 kg2809*1021 kg434761*1021 kg
surface gravity: 3.49 m/s2
0.35 Earths
3.76 m/s2
0.38 Earths
20.2 m/s2
2.06 Earths
escape velocity:6.757 km/s7.290 km/s39.14 km/s
year: 612 MCG452.1 days
204 Earth days
1242 MCG452.2 days
414 Earth days
52360 MCG452.3 days
6545 Earth days
day:8 hrs8 hrs3 hrs
axial tilt:15°
temperature:521 K
248 C
407 K
134 C
1984 K
1711 C
atmosphere:8% H2
2% He
65% N2
24% O2
1% CO2
0% other
4% H2
2% He
66% N2
25% O2
3% CO2
0% other
93% H2
7% He
0% other
moons:519150
rings:0617

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