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MDJ320: red dwarf star with 4 planets

 
MDJ320.1
  MDJ320.2  
MDJ320.3
 
MDJ320.4
 

Solar system 'MDJ320' comprises the star 'MDJ320' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 341 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MDJ320', a red dwarf class star that contains about 98.89% of the system's known mass and dominates it gravitationally. MDJ320 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 4 planets

MDJ320.1 is a small terrestrial planet (3142 km radius) which orbits its star in 17 Earth days, one day on MDJ320.1 lasts 29 Earth hours. Its average temperature is 1289 K (1016 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
MDJ320.2 is a large gas giant (61987 km radius) which orbits its star in 20418 Earth days, one day on MDJ320.2 lasts 4 Earth hours. Its average temperature is 1302 K (1029 C), its atmosphere mainly consists of hydrogen, helium and it has 176 moons.
MDJ320.3 is a large gas giant (50365 km radius) which orbits its star in 38966 Earth days, one day on MDJ320.3 lasts 4 Earth hours. Its average temperature is 1160 K (887 C), its atmosphere mainly consists of hydrogen, helium and it has 130 moons.
MDJ320.4 is a large gas giant (56255 km radius) which orbits its star in 153541 Earth days, one day on MDJ320.4 lasts 4 Earth hours. Its average temperature is 1847 K (1574 C), its atmosphere mainly consists of hydrogen and it has 35 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MDJ320.1MDJ320.2MDJ320.3MDJ320.4
distance from star:9*106 km1015*106 km1562*106 km3896*106 km
radius:3142 km61987 km50365 km56255 km
mass:248*1021 kg1905424*1021 kg1022060*1021 kg1424207*1021 kg
surface gravity: 1.67 m/s2
0.17 Earths
33.0 m/s2
3.37 Earths
26.8 m/s2
2.74 Earths
30.0 m/s2
3.06 Earths
escape velocity:3.245 km/s64.05 km/s52.04 km/s58.13 km/s
year: 14 MDJ320.1 days
17 Earth days
122508 MDJ320.2 days
20418 Earth days
233796 MDJ320.3 days
38966 Earth days
921246 MDJ320.4 days
153541 Earth days
day:29 hrs4 hrs4 hrs4 hrs
axial tilt:22°
temperature:1289 K
1016 C
1302 K
1029 C
1160 K
887 C
1847 K
1574 C
atmosphere:94% N2
3% O2
3% CO2
0% other
78% H2
22% He
0% other
88% H2
12% He
0% other
91% H2
9% He
0% other
moons:017613035
rings:501519

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