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MDJ315: red dwarf star with 8 planets

  MDJ315.1   MDJ315.2   MDJ315.3   MDJ315.4   MDJ315.5   MDJ315.6   MDJ315.7  
MDJ315.8
 

Solar system 'MDJ315' comprises the star 'MDJ315' and the retinue of celestial objects gravitationally bound to it: 8 planets and their 187 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MDJ315', a red dwarf class star that contains about 99.95% of the system's known mass and dominates it gravitationally. MDJ315 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 8 planets

MDJ315.1 is a large terrestrial planet (7106 km radius) which orbits its star in 108 Earth days, one day on MDJ315.1 lasts 12 Earth hours. Its average temperature is 236 K (-37 C), its atmosphere mainly consists of nitrogen, oxygen and it has 6 moons.
MDJ315.2 is a large terrestrial planet (7707 km radius) which orbits its star in 198 Earth days, one day on MDJ315.2 lasts 12 Earth hours. Its average temperature is 210 K (-63 C), its atmosphere mainly consists of nitrogen, oxygen and it has 15 moons.
MDJ315.3 is a very large terrestrial planet (9568 km radius) which orbits its star in 365 Earth days, one day on MDJ315.3 lasts 10 Earth hours. Its average temperature is 140 K (-133 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
MDJ315.4 is a medium terrestrial planet (5052 km radius) which orbits its star in 671 Earth days, one day on MDJ315.4 lasts 17 Earth hours. Its average temperature is 83 K (-190 C), its atmosphere mainly consists of nitrogen, oxygen and it has 8 moons.
MDJ315.5 is a medium terrestrial planet (5047 km radius) which orbits its star in 1233 Earth days, one day on MDJ315.5 lasts 17 Earth hours. Its average temperature is 46 K (-227 C), its atmosphere mainly consists of nitrogen and it has 6 moons.
MDJ315.6 is a very large terrestrial planet (10014 km radius) which orbits its star in 2460 Earth days, one day on MDJ315.6 lasts 10 Earth hours. Its average temperature is 22 K (-251 C), its atmosphere mainly consists of nitrogen, oxygen and it has 20 moons.
MDJ315.7 is a very large terrestrial planet (9092 km radius) which orbits its star in 4519 Earth days, one day on MDJ315.7 lasts 11 Earth hours. Its average temperature is 11 K (-262 C), its atmosphere mainly consists of nitrogen, oxygen and it has 39 moons.
MDJ315.8 is a medium gas giant (20889 km radius) which orbits its star in 15544 Earth days, one day on MDJ315.8 lasts 8 Earth hours. Its average temperature is 1133 K (860 C), its atmosphere mainly consists of hydrogen, helium and it has 92 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MDJ315.1MDJ315.2MDJ315.3MDJ315.4MDJ315.5
distance from star:30*106 km46*106 km69*106 km104*106 km156*106 km
radius:7106 km7707 km9568 km5052 km5047 km
mass:2870*1021 kg3662*1021 kg7007*1021 kg1031*1021 kg1028*1021 kg
surface gravity: 3.79 m/s2
0.38 Earths
4.11 m/s2
0.42 Earths
5.10 m/s2
0.52 Earths
2.69 m/s2
0.27 Earths
2.69 m/s2
0.27 Earths
escape velocity:7.342 km/s7.964 km/s9.887 km/s5.219 km/s5.214 km/s
year: 216 MDJ315.1 days
108 Earth days
396 MDJ315.2 days
198 Earth days
876 MDJ315.3 days
365 Earth days
947 MDJ315.4 days
671 Earth days
1740 MDJ315.5 days
1233 Earth days
day:12 hrs12 hrs10 hrs17 hrs17 hrs
axial tilt:305°25°15°
temperature:236 K
-37 C
210 K
-63 C
140 K
-133 C
83 K
-190 C
46 K
-227 C
atmosphere:83% N2
17% O2
0% other
83% N2
12% O2
5% CO2
0% other
4% H2
1% He
71% N2
24% O2
0% other
5% H2
2% He
62% N2
28% O2
3% CO2
0% other
88% N2
6% O2
6% CO2
0% other
moons:615186
rings:00000

planet:MDJ315.6MDJ315.7MDJ315.8
distance from star:247*106 km371*106 km846*106 km
radius:10014 km9092 km20889 km
mass:8033*1021 kg6012*1021 kg72919*1021 kg
surface gravity: 5.34 m/s2
0.54 Earths
4.85 m/s2
0.49 Earths
11.1 m/s2
1.13 Earths
escape velocity:10.34 km/s9.395 km/s21.58 km/s
year: 5904 MDJ315.6 days
2460 Earth days
9859 MDJ315.7 days
4519 Earth days
46632 MDJ315.8 days
15544 Earth days
day:10 hrs11 hrs8 hrs
axial tilt:26°
temperature:22 K
-251 C
11 K
-262 C
1133 K
860 C
atmosphere:57% N2
43% O2
0% other
62% N2
37% O2
1% CO2
0% other
89% H2
11% He
0% other
moons:203992
rings:0014

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