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MDF397: red dwarf star with 8 planets

  MDF397.1   MDF397.2   MDF397.3   MDF397.4   MDF397.5   MDF397.6  
MDF397.7
 
MDF397.8
 

Solar system 'MDF397' comprises the star 'MDF397' and the retinue of celestial objects gravitationally bound to it: 8 planets and their 184 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MDF397', a red dwarf class star that contains about 99.98% of the system's known mass and dominates it gravitationally. MDF397 is located more than 2819 lightyears from the center of the galaxy.

MDF397.2, the second planet in this system, may feature life forms. Its average temperature is 338K (65C) and it's atmosphere contains 18% of oxygen. One year on MDF397.2 lasts 282 days, one day lasts 10 hours. It's diameter is 18844 km, 1.4 times the diameter of the Earth.

This solar system comprises 8 planets

MDF397.1 is a small terrestrial planet (3476 km radius) which orbits its star in 0 Earth days, one day on MDF397.1 lasts 28 Earth hours. Its average temperature is 1197 K (924 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MDF397.2 is a very large terrestrial planet (9422 km radius) which orbits its star in 282 Earth days, one day on MDF397.2 lasts 10 Earth hours. Its average temperature is 338 K (65 C), its atmosphere mainly consists of nitrogen, oxygen and it has 7 moons.
MDF397.3 is a medium terrestrial planet (5779 km radius) which orbits its star in 594 Earth days, one day on MDF397.3 lasts 15 Earth hours. Its average temperature is 188 K (-85 C), its atmosphere mainly consists of nitrogen, oxygen and it has 13 moons.
MDF397.4 is a small terrestrial planet (4318 km radius) which orbits its star in 1092 Earth days, one day on MDF397.4 lasts 21 Earth hours. Its average temperature is 111 K (-162 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
MDF397.5 is a medium terrestrial planet (6599 km radius) which orbits its star in 2007 Earth days, one day on MDF397.5 lasts 13 Earth hours. Its average temperature is 62 K (-211 C), its atmosphere mainly consists of nitrogen, oxygen and it has 34 moons.
MDF397.6 is a medium terrestrial planet (5536 km radius) which orbits its star in 3688 Earth days, one day on MDF397.6 lasts 16 Earth hours. Its average temperature is 33 K (-240 C), its atmosphere mainly consists of nitrogen, oxygen and it has 10 moons.
MDF397.7 is a very large terrestrial planet (9753 km radius) which orbits its star in 6776 Earth days, one day on MDF397.7 lasts 10 Earth hours. Its average temperature is 17 K (-256 C), its atmosphere mainly consists of nitrogen and it has 38 moons.
MDF397.8 is a medium gas giant (21747 km radius) which orbits its star in 12449 Earth days, one day on MDF397.8 lasts 8 Earth hours. Its average temperature is 1759 K (1486 C), its atmosphere mainly consists of hydrogen, helium and it has 81 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MDF397.1MDF397.2MDF397.3MDF397.4MDF397.5
distance from star:0*106 km58*106 km96*106 km144*106 km216*106 km
radius:3476 km9422 km5779 km4318 km6599 km
mass:335*1021 kg6691*1021 kg1544*1021 kg644*1021 kg2298*1021 kg
surface gravity: 1.85 m/s2
0.18 Earths
5.03 m/s2
0.51 Earths
3.08 m/s2
0.31 Earths
2.30 m/s2
0.23 Earths
3.52 m/s2
0.35 Earths
escape velocity:3.586 km/s9.736 km/s5.971 km/s4.461 km/s6.817 km/s
year: 0 MDF397.1 days
0 Earth days
676 MDF397.2 days
282 Earth days
950 MDF397.3 days
594 Earth days
1248 MDF397.4 days
1092 Earth days
3705 MDF397.5 days
2007 Earth days
day:28 hrs10 hrs15 hrs21 hrs13 hrs
axial tilt:112°17°11°173°29°
temperature:1197 K
924 C
338 K
65 C
188 K
-85 C
111 K
-162 C
62 K
-211 C
atmosphere:83% N2
15% O2
2% CO2
0% other
82% N2
18% O2
0% other
2% H2
3% He
60% N2
34% O2
1% CO2
0% other
6% H2
1% He
57% N2
36% O2
0% other
1% H2
1% He
51% N2
47% O2
0% other
moons:0713134
rings:00000

planet:MDF397.6MDF397.7MDF397.8
distance from star:324*106 km486*106 km729*106 km
radius:5536 km9753 km21747 km
mass:1357*1021 kg7421*1021 kg82278*1021 kg
surface gravity: 2.95 m/s2
0.30 Earths
5.20 m/s2
0.53 Earths
11.6 m/s2
1.18 Earths
escape velocity:5.720 km/s10.07 km/s22.47 km/s
year: 5532 MDF397.6 days
3688 Earth days
16262 MDF397.7 days
6776 Earth days
37347 MDF397.8 days
12449 Earth days
day:16 hrs10 hrs8 hrs
axial tilt:81°310°
temperature:33 K
-240 C
17 K
-256 C
1759 K
1486 C
atmosphere:3% H2
1% He
74% N2
18% O2
4% CO2
0% other
94% N2
3% O2
3% CO2
0% other
82% H2
18% He
0% other
moons:103881
rings:013

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