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MDC387: red dwarf star with 13 planets

  MDC387.1   MDC387.2   MDC387.3   MDC387.4   MDC387.5   MDC387.6   MDC387.7   MDC387.8  
MDC387.9
 
MDC387.10
  MDC387.11  
MDC387.12
  MDC387.13  

Solar system 'MDC387' comprises the star 'MDC387' and the retinue of celestial objects gravitationally bound to it: 13 planets and their 536 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MDC387', a red dwarf class star that contains about 99.22% of the system's known mass and dominates it gravitationally. MDC387 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 13 planets

MDC387.1 is a small terrestrial planet (3114 km radius) which orbits its star in 107 Earth days, one day on MDC387.1 lasts 38 Earth hours. Its average temperature is 681 K (408 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
MDC387.2 is a very large terrestrial planet (11034 km radius) which orbits its star in 650 Earth days, one day on MDC387.2 lasts 15 Earth hours. Its average temperature is 124 K (-149 C), its atmosphere mainly consists of nitrogen, oxygen and it has 31 moons.
MDC387.3 is a very large terrestrial planet (10027 km radius) which orbits its star in 1194 Earth days, one day on MDC387.3 lasts 15 Earth hours. Its average temperature is 82 K (-191 C), its atmosphere mainly consists of nitrogen, oxygen and it has 6 moons.
MDC387.4 is a small terrestrial planet (3309 km radius) which orbits its star in 2194 Earth days, one day on MDC387.4 lasts 35 Earth hours. Its average temperature is 48 K (-225 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 0 moons.
MDC387.5 is a small terrestrial planet (4285 km radius) which orbits its star in 4031 Earth days, one day on MDC387.5 lasts 26 Earth hours. Its average temperature is 27 K (-246 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MDC387.6 is a very large terrestrial planet (9242 km radius) which orbits its star in 7405 Earth days, one day on MDC387.6 lasts 15 Earth hours. Its average temperature is 14 K (-259 C), its atmosphere mainly consists of nitrogen, oxygen and it has 21 moons.
MDC387.7 is a large terrestrial planet (7463 km radius) which orbits its star in 13604 Earth days, one day on MDC387.7 lasts 17 Earth hours. Its average temperature is 7 K (-266 C), its atmosphere mainly consists of nitrogen, oxygen and it has 20 moons.
MDC387.8 is a large terrestrial planet (8933 km radius) which orbits its star in 24993 Earth days, one day on MDC387.8 lasts 16 Earth hours. Its average temperature is 3 K (-270 C), its atmosphere mainly consists of nitrogen, oxygen and it has 42 moons.
MDC387.9 is a large gas giant (47111 km radius) which orbits its star in 45915 Earth days, one day on MDC387.9 lasts 13 Earth hours. Its average temperature is 1263 K (990 C), its atmosphere mainly consists of hydrogen and it has 38 moons.
MDC387.10 is a massive terrestrial planet (16226 km radius) which orbits its star in 84352 Earth days, one day on MDC387.10 lasts 13 Earth hours. Its average temperature is 1591 K (1318 C), its atmosphere mainly consists of hydrogen, helium and it has 57 moons.
MDC387.11 is a large gas giant (76398 km radius) which orbits its star in 154965 Earth days, one day on MDC387.11 lasts 13 Earth hours. Its average temperature is 1246 K (973 C), its atmosphere mainly consists of hydrogen, helium and it has 179 moons.
MDC387.12 is a medium gas giant (30994 km radius) which orbits its star in 284689 Earth days, one day on MDC387.12 lasts 13 Earth hours. Its average temperature is 1167 K (894 C), its atmosphere mainly consists of hydrogen, helium and it has 102 moons.
MDC387.13 is a small terrestrial planet (4706 km radius) which orbits its star in 374234 Earth days, one day on MDC387.13 lasts 24 Earth hours. Its average temperature is 1993 K (1720 C), its atmosphere mainly consists of and it has 40 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MDC387.1MDC387.2MDC387.3MDC387.4MDC387.5
distance from star:30*106 km101*106 km152*106 km229*106 km344*106 km
radius:3114 km11034 km10027 km3309 km4285 km
mass:241*1021 kg10747*1021 kg8064*1021 kg289*1021 kg629*1021 kg
surface gravity: 1.65 m/s2
0.16 Earths
5.89 m/s2
0.60 Earths
5.35 m/s2
0.54 Earths
1.76 m/s2
0.17 Earths
2.28 m/s2
0.23 Earths
escape velocity:3.214 km/s11.40 km/s10.36 km/s3.414 km/s4.426 km/s
year: 67 MDC387.1 days
107 Earth days
1040 MDC387.2 days
650 Earth days
1910 MDC387.3 days
1194 Earth days
1504 MDC387.4 days
2194 Earth days
3720 MDC387.5 days
4031 Earth days
day:38 hrs15 hrs15 hrs35 hrs26 hrs
axial tilt:21°19°15°19°18°
temperature:681 K
408 C
124 K
-149 C
82 K
-191 C
48 K
-225 C
27 K
-246 C
atmosphere:89% N2
6% O2
5% CO2
0% other
4% H2
1% He
68% N2
24% O2
3% CO2
0% other
87% N2
13% O2
0% other
13% H2
2% He
39% N2
45% O2
1% CO2
0% other
71% N2
28% O2
1% CO2
0% other
moons:031600
rings:00000

planet:MDC387.6MDC387.7MDC387.8MDC387.9MDC387.10
distance from star:516*106 km774*106 km1161*106 km1742*106 km2613*106 km
radius:9242 km7463 km8933 km47111 km16226 km
mass:6315*1021 kg3325*1021 kg5702*1021 kg836482*1021 kg34176*1021 kg
surface gravity: 4.93 m/s2
0.50 Earths
3.98 m/s2
0.40 Earths
4.76 m/s2
0.48 Earths
25.1 m/s2
2.56 Earths
8.66 m/s2
0.88 Earths
escape velocity:9.550 km/s7.711 km/s9.230 km/s48.68 km/s16.76 km/s
year: 11848 MDC387.6 days
7405 Earth days
19205 MDC387.7 days
13604 Earth days
37489 MDC387.8 days
24993 Earth days
84766 MDC387.9 days
45915 Earth days
155726 MDC387.10 days
84352 Earth days
day:15 hrs17 hrs16 hrs13 hrs13 hrs
axial tilt:141°13°
temperature:14 K
-259 C
7 K
-266 C
3 K
-270 C
1263 K
990 C
1591 K
1318 C
atmosphere:8% H2
2% He
66% N2
23% O2
1% CO2
0% other
10% H2
2% He
49% N2
39% O2
0% other
1% He
73% N2
25% O2
1% CO2
0% other
97% H2
3% He
0% other
79% H2
21% He
0% other
moons:2120423857
rings:000182

planet:MDC387.11MDC387.12MDC387.13
distance from star:3920*106 km5881*106 km7057*106 km
radius:76398 km30994 km4706 km
mass:3567269*1021 kg238189*1021 kg833*1021 kg
surface gravity: 40.7 m/s2
4.16 Earths
16.5 m/s2
1.68 Earths
2.51 m/s2
0.25 Earths
escape velocity:78.94 km/s32.02 km/s4.860 km/s
year: 286089 MDC387.11 days
154965 Earth days
525579 MDC387.12 days
284689 Earth days
374234 MDC387.13 days
374234 Earth days
day:13 hrs13 hrs24 hrs
axial tilt:89°55°
temperature:1246 K
973 C
1167 K
894 C
1993 K
1720 C
atmosphere:81% H2
19% He
0% other
80% H2
20% He
0% other
100% other
moons:17910240
rings:090

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