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MDJ438: red dwarf star with 10 planets

  MDJ438.1   MDJ438.2   MDJ438.3   MDJ438.4   MDJ438.5   MDJ438.6  
MDJ438.7
  MDJ438.8   MDJ438.9  
MDJ438.10
 

Solar system 'MDJ438' comprises the star 'MDJ438' and the retinue of celestial objects gravitationally bound to it: 10 planets and their 200 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MDJ438', a red dwarf class star that contains about 99.98% of the system's known mass and dominates it gravitationally. MDJ438 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 10 planets

MDJ438.1 is a small terrestrial planet (3839 km radius) which orbits its star in 3 Earth days, one day on MDJ438.1 lasts 26 Earth hours. Its average temperature is 1287 K (1014 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
MDJ438.2 is a medium terrestrial planet (5430 km radius) which orbits its star in 104 Earth days, one day on MDJ438.2 lasts 18 Earth hours. Its average temperature is 855 K (582 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
MDJ438.3 is a large terrestrial planet (8055 km radius) which orbits its star in 556 Earth days, one day on MDJ438.3 lasts 13 Earth hours. Its average temperature is 137 K (-136 C), its atmosphere mainly consists of nitrogen, oxygen and it has 21 moons.
MDJ438.4 is a small terrestrial planet (4071 km radius) which orbits its star in 1022 Earth days, one day on MDJ438.4 lasts 25 Earth hours. Its average temperature is 81 K (-192 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 5 moons.
MDJ438.5 is a very large terrestrial planet (11448 km radius) which orbits its star in 1879 Earth days, one day on MDJ438.5 lasts 11 Earth hours. Its average temperature is 45 K (-228 C), its atmosphere mainly consists of nitrogen, oxygen and it has 19 moons.
MDJ438.6 is a large terrestrial planet (7093 km radius) which orbits its star in 3452 Earth days, one day on MDJ438.6 lasts 14 Earth hours. Its average temperature is 24 K (-249 C), its atmosphere mainly consists of nitrogen, oxygen and it has 20 moons.
MDJ438.7 is a large terrestrial planet (8751 km radius) which orbits its star in 6342 Earth days, one day on MDJ438.7 lasts 13 Earth hours. Its average temperature is 12 K (-261 C), its atmosphere mainly consists of nitrogen, oxygen and it has 26 moons.
MDJ438.8 is a very large terrestrial planet (9501 km radius) which orbits its star in 11651 Earth days, one day on MDJ438.8 lasts 12 Earth hours. Its average temperature is 6 K (-267 C), its atmosphere mainly consists of hydrogen, oxygen and it has 38 moons.
MDJ438.9 is a small terrestrial planet (4779 km radius) which orbits its star in 15316 Earth days, one day on MDJ438.9 lasts 20 Earth hours. Its average temperature is 1278 K (1005 C), its atmosphere mainly consists of and it has 37 moons.
MDJ438.10 is a large terrestrial planet (7810 km radius) which orbits its star in 20134 Earth days, one day on MDJ438.10 lasts 14 Earth hours. Its average temperature is 1194 K (921 C), its atmosphere mainly consists of and it has 32 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MDJ438.1MDJ438.2MDJ438.3MDJ438.4MDJ438.5
distance from star:3*106 km30*106 km91*106 km137*106 km206*106 km
radius:3839 km5430 km8055 km4071 km11448 km
mass:452*1021 kg1280*1021 kg4181*1021 kg539*1021 kg12002*1021 kg
surface gravity: 2.04 m/s2
0.20 Earths
2.89 m/s2
0.29 Earths
4.30 m/s2
0.43 Earths
2.17 m/s2
0.22 Earths
6.11 m/s2
0.62 Earths
escape velocity:3.964 km/s5.609 km/s8.323 km/s4.203 km/s11.82 km/s
year: 2 MDJ438.1 days
3 Earth days
138 MDJ438.2 days
104 Earth days
1026 MDJ438.3 days
556 Earth days
981 MDJ438.4 days
1022 Earth days
4099 MDJ438.5 days
1879 Earth days
day:26 hrs18 hrs13 hrs25 hrs11 hrs
axial tilt:28°26°26°
temperature:1287 K
1014 C
855 K
582 C
137 K
-136 C
81 K
-192 C
45 K
-228 C
atmosphere:87% N2
4% O2
9% CO2
0% other
86% N2
13% O2
1% CO2
0% other
1% H2
2% He
60% N2
37% O2
0% other
11% H2
2% He
50% N2
35% O2
2% CO2
0% other
84% N2
16% O2
0% other
moons:0221519
rings:00000

planet:MDJ438.6MDJ438.7MDJ438.8MDJ438.9MDJ438.10
distance from star:310*106 km465*106 km698*106 km838*106 km1005*106 km
radius:7093 km8751 km9501 km4779 km7810 km
mass:2854*1021 kg5361*1021 kg6861*1021 kg873*1021 kg3811*1021 kg
surface gravity: 3.78 m/s2
0.38 Earths
4.67 m/s2
0.47 Earths
5.07 m/s2
0.51 Earths
2.55 m/s2
0.26 Earths
4.17 m/s2
0.42 Earths
escape velocity:7.328 km/s9.042 km/s9.818 km/s4.938 km/s8.070 km/s
year: 5917 MDJ438.6 days
3452 Earth days
11708 MDJ438.7 days
6342 Earth days
23302 MDJ438.8 days
11651 Earth days
18379 MDJ438.9 days
15316 Earth days
34515 MDJ438.10 days
20134 Earth days
day:14 hrs13 hrs12 hrs20 hrs14 hrs
axial tilt:315°15°18°27°27°
temperature:24 K
-249 C
12 K
-261 C
6 K
-267 C
1278 K
1005 C
1194 K
921 C
atmosphere:8% H2
2% He
50% N2
38% O2
2% CO2
0% other
80% N2
18% O2
2% CO2
0% other
37% H2
4% He
10% N2
48% O2
1% CO2
0% other
100% other100% other
moons:2026383732
rings:03009

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