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MDF398: red dwarf star with 13 planets

 
MDF398.1
  MDF398.2   MDF398.3   MDF398.4   MDF398.5  
MDF398.6
  MDF398.7   MDF398.8  
MDF398.9
 
MDF398.10
  MDF398.11  
MDF398.12
 
MDF398.13
 

Solar system 'MDF398' comprises the star 'MDF398' and the retinue of celestial objects gravitationally bound to it: 13 planets and their 728 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MDF398', a red dwarf class star that contains about 97.93% of the system's known mass and dominates it gravitationally. MDF398 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 13 planets

MDF398.1 is a very large terrestrial planet (9004 km radius) which orbits its star in 359 Earth days, one day on MDF398.1 lasts 16 Earth hours. Its average temperature is 61 K (-212 C), its atmosphere mainly consists of nitrogen, oxygen and it has 19 moons.
MDF398.2 is a medium terrestrial planet (5210 km radius) which orbits its star in 660 Earth days, one day on MDF398.2 lasts 22 Earth hours. Its average temperature is 54 K (-219 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 6 moons.
MDF398.3 is a very small terrestrial planet (2330 km radius) which orbits its star in 1212 Earth days, one day on MDF398.3 lasts 59 Earth hours. Its average temperature is 36 K (-237 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MDF398.4 is a large terrestrial planet (8943 km radius) which orbits its star in 2227 Earth days, one day on MDF398.4 lasts 16 Earth hours. Its average temperature is 21 K (-252 C), its atmosphere mainly consists of nitrogen and it has 29 moons.
MDF398.5 is a very small terrestrial planet (2868 km radius) which orbits its star in 4092 Earth days, one day on MDF398.5 lasts 43 Earth hours. Its average temperature is 12 K (-261 C), its atmosphere mainly consists of nitrogen, oxygen and it has 5 moons.
MDF398.6 is a small terrestrial planet (3393 km radius) which orbits its star in 7518 Earth days, one day on MDF398.6 lasts 34 Earth hours. Its average temperature is 6 K (-267 C), its atmosphere mainly consists of nitrogen, oxygen and it has 9 moons.
MDF398.7 is a small terrestrial planet (3124 km radius) which orbits its star in 13811 Earth days, one day on MDF398.7 lasts 38 Earth hours. Its average temperature is 3 K (-270 C), its atmosphere mainly consists of nitrogen and it has 4 moons.
MDF398.8 is a small terrestrial planet (4858 km radius) which orbits its star in 25373 Earth days, one day on MDF398.8 lasts 23 Earth hours. Its average temperature is 1 K (-272 C), its atmosphere mainly consists of nitrogen, oxygen and it has 45 moons.
MDF398.9 is a medium gas giant (34725 km radius) which orbits its star in 57541 Earth days, one day on MDF398.9 lasts 13 Earth hours. Its average temperature is 1441 K (1168 C), its atmosphere mainly consists of hydrogen, helium and it has 147 moons.
MDF398.10 is a medium gas giant (21989 km radius) which orbits its star in 105711 Earth days, one day on MDF398.10 lasts 13 Earth hours. Its average temperature is 1669 K (1396 C), its atmosphere mainly consists of hydrogen and it has 102 moons.
MDF398.11 is a large gas giant (74539 km radius) which orbits its star in 286552 Earth days, one day on MDF398.11 lasts 13 Earth hours. Its average temperature is 1453 K (1180 C), its atmosphere mainly consists of hydrogen, helium and it has 94 moons.
MDF398.12 is a large gas giant (55017 km radius) which orbits its star in 526430 Earth days, one day on MDF398.12 lasts 13 Earth hours. Its average temperature is 1237 K (964 C), its atmosphere mainly consists of hydrogen and it has 177 moons.
MDF398.13 is a large gas giant (42653 km radius) which orbits its star in 967114 Earth days, one day on MDF398.13 lasts 13 Earth hours. Its average temperature is 1016 K (743 C), its atmosphere mainly consists of hydrogen, helium and it has 91 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MDF398.1MDF398.2MDF398.3MDF398.4MDF398.5
distance from star:68*106 km103*106 km154*106 km231*106 km347*106 km
radius:9004 km5210 km2330 km8943 km2868 km
mass:5839*1021 kg1131*1021 kg101*1021 kg5721*1021 kg188*1021 kg
surface gravity: 4.80 m/s2
0.49 Earths
2.78 m/s2
0.28 Earths
1.24 m/s2
0.12 Earths
4.77 m/s2
0.48 Earths
1.52 m/s2
0.15 Earths
escape velocity:9.303 km/s5.383 km/s2.405 km/s9.240 km/s2.958 km/s
year: 538 MDF398.1 days
359 Earth days
720 MDF398.2 days
660 Earth days
493 MDF398.3 days
1212 Earth days
3340 MDF398.4 days
2227 Earth days
2283 MDF398.5 days
4092 Earth days
day:16 hrs22 hrs59 hrs16 hrs43 hrs
axial tilt:23°188°
temperature:61 K
-212 C
54 K
-219 C
36 K
-237 C
21 K
-252 C
12 K
-261 C
atmosphere:1% He
82% N2
15% O2
2% CO2
0% other
74% N2
3% O2
23% CO2
0% other
65% N2
34% O2
1% CO2
0% other
95% N2
2% O2
3% CO2
0% other
4% H2
1% He
69% N2
24% O2
2% CO2
0% other
moons:1960295
rings:40000

planet:MDF398.6MDF398.7MDF398.8MDF398.9MDF398.10
distance from star:521*106 km782*106 km1173*106 km2025*106 km3038*106 km
radius:3393 km3124 km4858 km34725 km21989 km
mass:312*1021 kg243*1021 kg917*1021 kg334978*1021 kg85056*1021 kg
surface gravity: 1.80 m/s2
0.18 Earths
1.66 m/s2
0.16 Earths
2.59 m/s2
0.26 Earths
18.5 m/s2
1.89 Earths
11.7 m/s2
1.19 Earths
escape velocity:3.503 km/s3.222 km/s5.019 km/s35.88 km/s22.72 km/s
year: 5306 MDF398.6 days
7518 Earth days
8722 MDF398.7 days
13811 Earth days
26476 MDF398.8 days
25373 Earth days
106229 MDF398.9 days
57541 Earth days
195158 MDF398.10 days
105711 Earth days
day:34 hrs38 hrs23 hrs13 hrs13 hrs
axial tilt:16°
temperature:6 K
-267 C
3 K
-270 C
1 K
-272 C
1441 K
1168 C
1669 K
1396 C
atmosphere:80% N2
13% O2
7% CO2
0% other
83% N2
9% O2
8% CO2
0% other
1% He
57% N2
42% O2
0% other
87% H2
13% He
0% other
99% H2
1% He
0% other
moons:9445147102
rings:600103

planet:MDF398.11MDF398.12MDF398.13
distance from star:5906*106 km8860*106 km13290*106 km
radius:74539 km55017 km42653 km
mass:3313146*1021 kg1332234*1021 kg620781*1021 kg
surface gravity: 39.7 m/s2
4.05 Earths
29.3 m/s2
2.99 Earths
22.7 m/s2
2.32 Earths
escape velocity:77.02 km/s56.85 km/s44.07 km/s
year: 529019 MDF398.11 days
286552 Earth days
971870 MDF398.12 days
526430 Earth days
1785441 MDF398.13 days
967114 Earth days
day:13 hrs13 hrs13 hrs
axial tilt:27°
temperature:1453 K
1180 C
1237 K
964 C
1016 K
743 C
atmosphere:87% H2
13% He
0% other
98% H2
2% He
0% other
85% H2
15% He
0% other
moons:9417791
rings:035

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