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MCG743: red dwarf star with 3 planets

  MCG743.1   MCG743.2  
MCG743.3
 

Solar system 'MCG743' comprises the star 'MCG743' and the retinue of celestial objects gravitationally bound to it: 3 planets and their 98 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCG743', a red dwarf class star that contains about 99.7% of the system's known mass and dominates it gravitationally. MCG743 is located more than 2506 lightyears from the center of the galaxy.

This solar system comprises 3 planets

MCG743.1 is a very small terrestrial planet (2343 km radius) which orbits its star in 71 Earth days, one day on MCG743.1 lasts 48 Earth hours. Its average temperature is 1036 K (763 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MCG743.2 is a small terrestrial planet (3346 km radius) which orbits its star in 256 Earth days, one day on MCG743.2 lasts 25 Earth hours. Its average temperature is 749 K (476 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 0 moons.
MCG743.3 is a large gas giant (72852 km radius) which orbits its star in 80748 Earth days, one day on MCG743.3 lasts 3 Earth hours. Its average temperature is 1390 K (1117 C), its atmosphere mainly consists of hydrogen, helium and it has 98 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MCG743.1MCG743.2MCG743.3
distance from star:23*106 km54*106 km2538*106 km
radius:2343 km3346 km72852 km
mass:102*1021 kg299*1021 kg3093245*1021 kg
surface gravity: 1.24 m/s2
0.12 Earths
1.78 m/s2
0.18 Earths
38.8 m/s2
3.96 Earths
escape velocity:2.410 km/s3.453 km/s75.28 km/s
year: 35 MCG743.1 days
71 Earth days
245 MCG743.2 days
256 Earth days
645984 MCG743.3 days
80748 Earth days
day:48 hrs25 hrs3 hrs
axial tilt:28°57°
temperature:1036 K
763 C
749 K
476 C
1390 K
1117 C
atmosphere:2% H2
1% He
76% N2
21% O2
0% other
16% H2
3% He
41% N2
39% O2
1% CO2
0% other
84% H2
16% He
0% other
moons:0098
rings:0011

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